Explanation:
-infectious
-microscopic
-specific to their host
-can't reproduce on their own (this is why they are not considered alive)
-no organells or membranes. just a protein coat and genetic material
-3 basic shapes: helical , polyhedral , and comples
Final answer:
Elena remained healthy despite her children having chickenpox because she acquired lifetime immunity from her previous infection in kindergarten. 'Chickenpox parties' were based on the concept of developing early immunity. Vaccinations reinforce this principle without the associated risks of the disease.
Explanation:
Elena developed chickenpox(varicella) when she was in kindergarten and later in life, she remained healthy even when her children contracted it. This is because once infected, most individuals acquire a lifetime immunity to future chickenpox outbreaks. After the initial infection, the body's immune system learns to recognize and fight off the virus if it encounters it again, making a second infection extremely unlikely.
Additionally, the concept of 'chickenpox parties' where children were deliberately exposed to infected individuals, echoes this understanding of immune response to chickenpox. The goal of these gatherings was to ensure children contracted the illness at a young age, during which the complications are notably less severe than if caught during adulthood.
However, there is a growing concern due to the rise of preventable diseases like measles and whooping cough, linked to the decline in vaccination rates. Vaccinations play a crucial role in preventing outbreaks and protecting public health, as they prepare the body to fight the disease without exposing it to the severe complications associated with the actual infection.
What are the main causes of Ascus?
After nutrient enrichment from sewage contamination, a lake often becomes inhospitable to fish. Why?
Answer: Due to lack of oxygen concentration.
Explanation:
Nutrients intake in water bodies leads to growth of algal bloom and more algal bloom depletes the level of oxygen in water and makes it unsuitable for the other aquatic organisms to survive there.
After sometime, cyanobacterial population and algal bloom is decomposed by the bacteria present in water, which utilizes the oxygen present in water.
Less than required amount of oxygen in water leads to death of fishes.
A slice of apple pie contains 14.0 grams of fat, 2.00 grams of protein, and 52.0 grams of carbohydrate. The respective fuel values for protein, fat, and carbohydrate are 17, 38, and 17 kJ/g, respectively. If cycling typically burns 1000.0 kJ/hour, __________ minutes of cycling are required to completely burn off the slice of pie.
Answer:
87 minutes of cycling are required to completely burn off the slice of pie.
Explanation:
Given:
Mass of fat in one slice of apple pie = 14.0 g
The fuel value for fat= 38 kJ/g
Thus, the fuel value for fat in one slice of apple pie = 14×38 kJ = 532 kJ
Mass of protein in one slice of apple pie = 2.00 g
The fuel value for protein= 17 kJ/g
Thus, the fuel value for protein in one slice of apple pie = 2×17 kJ = 34 kJ
Mass of carbohydrate in one slice of apple pie = 52.0 g
The fuel value for carbohydrate= 17 kJ/g
Thus, the fuel value for carbohydrate in one slice of apple pie = 52×38 kJ = 884 kJ
So,
Total fuel value of one slice of apple pie = 532+34+884 kJ = 1450 kJ
Also,
1000 kJ of fuel is burnt through cycling in 1 hour
1 hour = 60 minutes
So,
1000 kJ of fuel is burnt through cycling in 60 minutes
1 kJ of fuel is burnt through cycling in 60/1000 minutes
1450 kJ of fuel is burnt through cycling in 0.06×1450 = 87 minutes
Thus, 87 minutes of cycling are required to completely burn off the slice of pie.
To calculate the time required to burn off a slice of the pie through cycling, you need to determine the total energy content of the pie and divide it by the average energy burned per hour of cycling. Calculate the total energy content by multiplying the grams of each macronutrient (fat, protein, and carbohydrate) by their respective fuel values. Next, divide the total energy content by the average energy burned per hour of cycling and convert the hours to minutes for the final answer.
Explanation:To calculate the time required to burn off the slice of pie through cycling, we need to determine the total energy content of the slice of pie and divide it by the average energy burned per hour of cycling.
The total energy content of the slice of pie can be calculated by multiplying the grams of each macronutrient (fat, protein, and carbohydrate) by their respective fuel values.
In this case, the total energy content of the slice of pie is 14.0g (fat) x 38kJ/g (fuel value of fat) + 2.00g (protein) x 17kJ/g (fuel value of protein) + 52.0g (carbohydrate) x 17kJ/g (fuel value of carbohydrate).
After calculating the total energy content, we can divide it by the average energy burned per hour of cycling (1000.0kJ/hour) to find the number of hours required to burn off the slice of pie. Finally, we can convert the hours to minutes for the final answer.
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The main function of the _________________ is activating the body in times of emergency, for example, by increasing the heart rate, dilating the pupils of the eyes, or inhibiting digestion.
Answer:
The correct answer is Sympathetic Nervous System
Explanation:
This sympathetic nervous system is a part of our body's involuntary nervous system, which is formed of harmonized networks of nerves, hormones, and brain structures. This concept of sympathetic nervous system can be understand through an example like , imagine you are crossing a road and truck is coming towards you at a high speed or imagine you are facing down a grizzly bear at that time our bodies generates a physical stress response which prepares us to either take a stand(fight) or run away from the situation, and these responses are activated because of the sympathetic nervous system.
Name two easy ways to cut down on calories during the week
Answer: Eat less fatty foods, No sodas, Drink more WATER, and more
low calorie drinks.
Explanation:
Oils consist of many calories, so avoid those as well.
Answer:
Reduce serving/portion sizes and serve gravies, sauces, and salad dressings on the side.
How do you perform chest compressions when providing cpr to a child victim
Petechiae and purpura are common signs of
Answer:
Petechiae are tiny, circular, non-raised patches that appear on the skin or in a mucous or serous membrane. They occur as the result of bleeding under the skin.
...
These include:
loss of consciousness.
confusion.
a high fever.
extreme bleeding.
a severe headache.
Explanation:
Peristalsis occurs in the digestive tract. True or False
Answer:
true
Explanation:
Describe the impact of Cystic fibrosis during childhood.
Answer: Repeated lung infection.
Explanation:
Cystic fibrosis is a genetic disorder that affects the lungs and digestive system of child. Kids that suffer from this disease are susceptible to repeated lung infections.
Recent high tech technology and medicines have improved the life of children suffering from this order.
in this disorder the ability of the epithelial cells to produce defective form of protein known as CFTR which is found in the lungs, sweat glands and digestive tract of body. This disrupts the normal electrolyte balance of the body and makes the mucus thick and hard to move.
This makes the child more susceptible and repeated to respiratory disorders.
Final answer:
Cystic fibrosis dramatically affects childhood with recurrent lung infections and malabsorption due to thick mucus caused by a faulty CFTR gene. Treatments have improved, enabling longer lifespans, but the disease still requires ongoing management and can progress to the point of needing a lung transplant.
Explanation:
Cystic fibrosis (CF) is a serious genetic disease that impacts children in several ways, primarily affecting the lungs and digestive system. The thick, sticky mucus associated with CF clogs respiratory and digestive organs, leading to frequent lung infections and difficulties in digesting food properly. The disease is caused by a mutation in the CFTR (cystic fibrosis transmembrane conductance regulator) gene, which results in faulty membrane ion channels and thereby impaired transport of Cl- ions and other electrolytes. This malfunctioning of the ion channels is responsible for the production of the abnormal mucus.
Children with CF may have a compromised quality of life due to chronic respiratory infections and malabsorption of nutrients. Although there is no cure, treatments have significantly improved, which include the use of antibiotics to prevent lung infections and other medications to help digest food, as well as pulmonary rehabilitation. Despite the progression of the disease that may lead to a lung transplant, medical interventions allow individuals with CF to live into middle adulthood, which is a significant improvement from the previous life expectancy of less than 10 years.
In the decision-making cycle, to Decide means to _______.
A. carry out an action that has been decided
B. estimate if an identified hazard will affect the driver
C. pick a course of action
D. pick a scanning routine
Answer:
The correct answer is C
Explanation:
Answer:
C. pick a course of action
Explanation:
Decision is a term that refers to the cognitive process by which a person can choose how to act and behave in different situations in life in general, ie deciding means "choosing a course of action". The decision always involves a process of elaborating a mental level that can be influenced by many specific reasons, causes and circumstances. Making a decision is in such a way as to make a choice based on previous knowledge, feelings or sensations, prejudices, or ways of thinking that are much more complex with what is first established.
Convert normal blood pressure readings of 120 over 80 mm Hg to newtons per meter squared using the relationship for pressure due to the weight of a fluid (P = hρg) rather than a conversion factor. (b) Discuss why blood pressures for an infant could be smaller than those for an adult. Specifically, consider the smaller height to which blood must be pumped.
Answer:
human body lies between 15989 N/m² to 10659 N/m²
height of the infants are small
Explanation:
normal blood pressure readings of 120 over 80 mm Hg
density of mercury = 13596 kg/m³
P₁ = ρ g h₁ = 13596 × 9.8 × 0.12 = 15989 N/m²
P₂ = ρ g h₂ = 13596 × 9.8 × 0.08 = 10659 N/m²
hence the blood pressure in the human body lies between 15989 N/m² to 10659 N/m².
b) infant has low pressure than the adult because the height of the infants are small so pressure is directly proportional to height more the height more will be the pressure.
What is the appropriate food measurement for women?
2 palms of protein, 1 fist of vegetables, 2 cupped handfuls of carb dense foods, and 2 entire thumbs of fat dense foods
1 palm of protein, 2 fists of vegetables, 2 cupped handfuls of carb dense food, and 2 entire thumbs of carb dense foods
1 palm of protein, 1 fist of vegetables, 1 cupped handful of carb dense foods, and 1 entire thumb of fat dense foods
One half of a palm of protein, 2 cupped handfuls of vegetables, 3 thumbs of fat dense foods, and 2 fists of carb dense foods
none of these
Answer:
1 palm of protein, 1 fist of vegetables, 1 cupped handful of carb dense foods, and 1 entire thumb of fat dense foods
Explanation:
Human beings, in their different stages of life, have different nutritional needs. Biologically, women also have specific needs at different stages of their lives.
In addition to worrying about the nutrients needed to ensure a better quality of life, keep fit and improve health, women also need to eat well to stay young and beautiful, not to mention the special diet for pregnancy, breastfeeding and menopause.
Generally speaking, we can conclude that a woman will have enough nutrition for her body to eat as follows during every meal:
1 palm of protein, 1 fist of vegetables, 1 cupped handful of carb dense foods, and 1 entire thumb of fat dense foodsA stone located anywhere along the ureter is known as a
A stone found along the ureter is referred to as a ureteral stone. This happens when calcium, oxalate, or uric acid accumulates to form a stone. It causes pain and discomfort.
Explanation:A stone that is located anywhere along the ureter is known as a ureteral stone. The ureter is a tube that transfers urine from the kidneys to the bladder. When substances like calcium, oxalate, or uric acid that are found in urine, accumulate and form a hard mass or a stone inside the ureter, the condition is referred to as ureteral stone. These stones can cause a lot of pain and discomfort, and a medical advice should be sought immediately.
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What is meant by the bioavailability of a vitamin in food?
Hi !
What is meant by the bioavailability of a vitamin in food?
The amount absorbed and subsequently used by the body
You've just attended a football game with your friend Kaylee, who has Type I diabetes mellitus. Though Kaylee drank only one beer during the game, she is having trouble walking straight, her speech is slurred, and she is not making sense. What is the most likely explanation for Kaylee's current behavior, and how could you help her?
Maintain a distance of at least _____ between your vehicle and the vehicle behind you. A. 2 seconds B. 3 seconds C. 4 seconds D. 5 seconds
The correct answer is 3 seconds. When driving, it is important to maintain a safe distance between your vehicle and the one in front of you, called the 3-second rule. Option B
Explanation:When driving, it is important to maintain a safe distance between your vehicle and the one in front of you. This distance is called the following distance or the 3-second rule. This means that you should stay at least 3 seconds behind the vehicle in front of you.
Here's how you can apply the 3-second rule:
Pick a fixed object on the road, such as a signpost or a tree.
When the vehicle ahead of you passes the fixed object, start counting.
If you reach the object before you finish counting to 3, then you are following too closely and should increase your following distance. Option b
Final answer:
A safe following distance between vehicles is typically recommended to be a 3-second buffer, which accommodates average reaction times and includes necessary stopping distances for dry and wet conditions.
Explanation:
To maintain a safe following distance between your vehicle and the one ahead, it is commonly advised to keep at least a 3-second buffer . This rule of thumb helps ensure that you have enough time to react and stop to avoid a collision in many driving conditions. To apply this rule, you would identify a fixed point on the road such as a sign or pole, note when the vehicle ahead passes it, then count the seconds it takes for you to reach the same point.
Given the provided scenarios related to car travel and stopping distances, it's clear that the time span needed will depend on various factors, including road conditions, vehicle speed, and driver reaction time. Factoring in the average reaction time and the stopping distances for dry and wet pavement, a 3-second rule would generally provide the necessary space to stop safely, under typical conditions.
Dark skin is found in populations near the equator. Why? a. It helps prevent rickets. b. It protects from the damaging effects of UV radiation on folate. c. It increases the chance of heat evaporation. d. It protects from frostbite. e. It increases the skin’s exposure to ultraviolet radiation.
Hi !
Dark skin is found in populations near the equator. Why?
b. It protects from the damaging effects of UV radiation on folate.
Dark skin is found in populations near the equator because it protects from the damaging effects of UV radiation on folate.
What are the four processes of pharmacokinetics?
A. Absorption, distribution, hydration, and synthesis
B. Metabolism, excretion, synthesis, and absorption
C. Absorption, distribution, metabolism, and excretion
D. Distribution, metabolism, excretion, and hydration
The answer is c. absorption, distribution, metabolism, and excretion.
The four processes of pharmacokinetics are Absorption, distribution, metabolism, and excretion shortly called as ADME.
Answer: C
Explanation:
Pharmacodynamics and pharmacokinetics are two major processes involved in the action of the drug.
The former describes the effect of the drug on the body whereas the latter describes the effect of the body on the drug.
The pharmacokinetics occurs in 4 steps namely:
1. Absorption: It is the process through which the drug enters the blood stream from the site of administration.
2. Distribution: As soon as the drug enters the blood stream it gets distributed throughout the body by process called distribution.
3. Metabolism: The process through which the drug shapes itself for easy excretion through the kidney it is called as metabolism.
4. Excretion: Being the last phase of the process through which unused drugs is sent outside the body.
Which one of the following choices is the correct CPT code for tetanus, diphtheria toxoids, and acellular pertussis vaccine (Tdap), when administered to individuals 7 years or older, for intramuscular use? a. 90715 b. 90733 c. 90460 d. 90461
Answer:
the answer to this is a. 90715
Select all the items that would be considered subjective data?
a. "I felt very hot for the last 3 days."
b. Blood pressure 128/64
c. Potassium level of 3.7
d. Patient rates pain as a 5 of a scale of 0 to 10
e. "I have been coughing up thick green sputum."
f. Urine is clear and amber color
Answer:
The following answer choices are subjective data:
___________________________________________________
[A]: { "I felt very hot for the last 3 days." } .
___________________________________________________
[D]: " Patient rates pain as a 5 of a scale of 0 to 10 " .
___________________________________________________
[E]: { "I have been coughing up thick green sputum." } .
___________________________________________________
Hope this helps!
Wishing you well in your academic endeavors
— and within the "Brainly" community!
___________________________________________________
Subjective data in medicine refers to information provided directly by the patient about their feelings, sensations, or personal experiences. In the list provided, options a, d, and e are considered subjective data, as they represent personal experiences expressed by the patient.
Explanation:In the field of medicine, subjective data refers to information provided directly by the patient, which usually pertain to sensations, feelings, or personal experiences. They are subjective because they are dependent on the patient's perspective and cannot be directly measured or observed by others. Given this definition, the items that would be considered subjective data from your list are:
a. "I felt very hot for the last 3 days." d. Patient rates pain as a 5 on a scale of 0 to 10 e. "I have been coughing up thick green sputum."
These are personal experiences expressed by the patient that can’t be measured or verified independently, hence they are subjective in nature.
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The fatty acids now considered most hazardous to health are theA.polyunsaturated fatty acids.B.trans-fatty acids.C.high density lipoprotein acids.D.monounsaturated fatty acids
Answer: B. trans-fatty acids.
Explanation:
The trans fatty acids are the unsaturated fatty acids. These are obtain from the milk and meat fat. They are also present in the vegetable and fish oils. The trans fatty acids causes an elevation of bad cholestrol (LDL) and it lower the levels of the good cholestrol (HDL). The deposition of cholestrol in the arteries or other blood vessels may cause blockage of blood vessels. This can disturb the blood circulation. It may cause a disease called as coronary artery disease, strokes and diabetes.
Which of the following statements are correct? Choose all of the correct answers. A person with a low number of white blood cells could have difficulty in fighting infections. A decrease in the number of lymphoid stem cells could result in a decrease in red blood cell. A person with an elevated level of platelets could experience easy bruising. Platelets are more numerous than white blood cells, but contribute less volume to blood than white blood cells.
Hi !
Which of the following statements are correct? Choose all of the correct answers.
- A person with a low number of white blood cells could have difficulty in fighting infections.
- A person with an elevated level of platelets could experience easy bruising.
A person with a low number of white blood cells could have difficulty in fighting infections and A decrease in the number of lymphoid stem cells could result in a decrease in red blood cell.
What is nucleotide?It is the sub units and buIlding blocks of DNA. It is made up of a five-sided sugar, phosphate group and then a nitrogen base.
These groups make the backbone of the DNA helix. If you look at a DNA helix, they make the side of the ladder or the side portion. They connect to a nitrogen base which make the steps of the ladder. The type of sugar that is used in a DNA helix is called deoxyribose.
Nitrogen bases are the molecules that make up the steps of the ladders. There are four different nitrogen bases, namely; Guanine, Thymine,Adenine and Cytosine.
Pyrimidines are compounds that make a single 6-sided ring. Examples of pyrimidines are Cytosine and Thymine. Purines on the other hand make 5-sided and 6-sided rings.
Therefore, A person with a low number of white blood cells could have difficulty in fighting infections and A decrease in the number of lymphoid stem cells could result in a decrease in red blood cell.
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Blood enters the right atrium of the heart from the
Hope this helps !!!
Explanation:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium. The pulmonary vein empties oxygen-rich blood, from the lungs into the left atrium.
The inferior and superior vena cava enter the heart and empty oxygen-depleted blood from the body into the right atrium.
What is a heart?The heart is a small organ that circulates blood all through your body. It is your circulatory system's primary organ.
The heart is made up of four main sections that are powered by electrical impulses superior and inferior vena cava acts in transporting blood to right atrium.
Thus, blood enters the right atrium of the heart from the through inferior and superior vena cava.
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Difference between systolic and diastolic
Answer:
Your systolic blood pressure is the top number on your reading. It measures the force of blood against your artery walls while your ventricles — the lower two chambers of your heart — squeeze, pushing blood out to the rest of your body. Your diastolic blood pressure is the bottom number on your reading.
The difference between systolic and diastolic is that systolic pressure represents the ejection of blood during heart contraction, while diastolic pressure represents the arterial pressure when the heart is relaxed. The difference between these pressures is known as pulse pressure.
Explanation:The difference between systolic and diastolic pertains to the phases of a heartbeat. Systolic pressure, the higher value, usually around 120 mm Hg, reflects the arterial pressure resulting from the ejection of blood during ventricular contraction, or systole. Diastolic pressure, the lower value usually about 80 mm Hg, represents the arterial pressure of blood during ventricular relaxation, or diastole.
The difference between systolic and diastolic pressure is referred to as pulse pressure. For instance, an individual with a systolic pressure of 120 mm Hg and a diastolic pressure of 80 mm Hg would have a pulse pressure of 40 mmHg.
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According to the video, how can food deserts be eliminated in America?
Answer:
Food deserts can be eliminated by making nutritious food accessible and affordable. Having healthy food options in restaurants and grocery stores also helps. Eliminating food deserts can help fight childhood obesity.
A 16-year-old client newly diagnosed with type 1 diabetes has a very low body weight despite eating regular meals. The client is upset because friends frequently state, “You look anorexic.” Which statement by the nurse would be the best response to help this client understand the cause of weight loss due to this condition?
A 25-year-old male who weighs 180 lb claims to lift 320 lb for 10 repetitions for the seated leg press, but only completes 8 repetitions. Using the correct response from the previous question for your client's 1 repetition maximum for seated leg press, what would his perceived rating be with regards to the value for the seated leg press?
A. fair rating
B. average rating
C. good rating
D. excellent rating
E. none of these
Answer:
Good Rating
Explanation:
C. good rating
What is the rate of perceived?The RPE scale is used to degree the intensity of your workout. The RPE scale runs from zero – 10. The numbers underneath relate to phrases used to charge how smooth or hard you locate an interest.
To determine your RPE, pick a score between 1 and 10 based totally on muscle fatigue, improved heart price, and expanded fee of breathing. The better the wide variety, the extra extreme the exercise.
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Rheumatoid arthritis symptoms and treatment
Hi !
Answer:
The main symptoms of rheumatoid arthritis are:
- joint swelling, warmth and redness
- stiffness, especially first thing in the morning or after sitting still for a long time.
- tiredness and lack of energy
- a poor appetite
- weight loss
- a high temperature, or a fever
- sweating
treatment :
- drugs
- physical therapies
- surgery
A prism who’s sides and faces are all congruent squares is a
A prism whose edges are congruent squares is called a cube.
Explanation:
Cube is a three dimensional shape which has six faces. All the six faces of the cube are squares. Thus all the edges of a cube will have the same length which will be equal to the side of the square faces.
If we have to calculate the surface area of the cube we have to add up the areas of all the six square faces. Let the side of the square faces be a.
Then the area of a face=[tex]a^2[/tex]
Area of six faces=[tex]6a^2[/tex]
Thus the total surface area of a cube=[tex]6a^2[/tex]
Cholinergic drugs are often used locally to:
A) decrease GI activity
B) stimulate the urinary tract
C) Constrict the pupils
D) reduce inflammation
E) treat pruritis
D) reduce inflammation
The cholinergic drug, improve, or simulate the movement of the neurotransmitter acetylcholine, the principal transmitter of nerve stimuli inside the parasympathetic nervous system. Cholinergic drugs are an extensive assortment of medications utilized to work on the nervous system. Vagus nerve-based and cholinergic drug remedial strategy to the inflammatory condition.