Which of these is a function of the circulatory system?
a. removing wastes from tissues
b. delivering carbon dioxide to cells for cellular respiration
c. transferring impulses from one cell to another
d. all of the above?

Answers

Answer 1
all of the above answeer

Related Questions

The nurse is caring for a client with a hiatal hernia. the client states that favorite beverages include ginger ale, apple juice, orange juice, and cola beverages. of the four the client listed, which is the only beverage that should remain in the client's diet?

Answers

The answer is apple juice.

Among the choices, apple juice is not acid-producing. Anything acidic can worsen the symptoms of a hiatal hernia. Citrus foods and drinks should be avoided, this means orange juice is out of the question. Carbonated drinks like colas and ginger ale are also not advisable because they can cause stomach bloating. Although ginger is known to reduce acid production in the stomach, most commercial ginger ales contain a lot of sugar and are carbonated. 

Answer: Apple juice.

Explanation: Apple juice is best for hietal hernia as it does not causes irritation in the mucosa.

Carbonated beverages, such as ginger ale causes regurgitation. The acidity level of the orange juice very high and will enhance the disorder.

Most of the soft drinks and colas increases the acidity of the increases the disorder. Soda drinks are carbonated and increases the chances of  regurgitation.

The natural tendency of molecules to move from higher to lower concentrations is?

Answers

Hi!

The answer is "diffusion".

Hope this helps!

-Payshence xoxo

Diffusion Is the answer


Hope this Help

:)

Mutations are generally helpful to the organism.
a. True
b. False

Answers

they are not helpful 2 organisms
They are helpful because it’s kid of like adapting to their situation, a mutation gives the organism the anikty to stand or survive the situation they are in

Explain the process of radiometric (radioactive dating) in your own words.

Answers

Radiometric dating is a technique used to tell how old a rock, materials, or carbon, in which trace radioactive impurities. 

A fossil skeleton with a basin-shaped pelvis, a central foramen magnum, and arched feet would most likely be classified as a(n) __________.

Answers

The answer is 'biped', i.e., an upright walking animal. The basin-shaped pelvis would support abdominal organs as well as mechanically assist locomotor and postural muscles. The whole at the bottom of a bipedal animal's skull through which the vertebral column attaches to the skull is called the foramen magnum. The arched feet of a biped are to support increased weight.

Answer:

These characteristics are observed in biped organisms

Explanation:

A biped organism is able to use two legs for walking. Bipedalism is an evolutionary adaptation produced by several skeletal changes shared in all bipedal species. The central foramen magnum, a short wide pelvis, and arched feet are factors that influence bipedalism, these features are required to achieve a better balance during the bipedal movement

What is an antigen and antibody? and what are their difference(s)?

Answers

An antigen is a foreign particle that can create an immune response within a person’s body. They are also known by the term immunogenicity and can include pollen, viruses, bacteria, or chemicals.

Antibodies are also known as immunoglobulins and these proteins are created by the body. They work to fight against the antigens.

Antigens are typically divided into self and non-self-antigens. Self-antigens, like cancer cells, form within the body. Non-self-antigens come from outside the body. They stimulate your immune system to produce more antibodies, exemplifying the difference between antigen and antibody.

There are a total of 5 types of antibodies, each of which is different. They are IgA, IgE, IgG, IgM, and IgD.

 

IgA protects the surfaces of the body which receive exposure to foreign, outside substances.

 

IgE causes a reaction in the body against foreign substances, including animal dander, pollen, and fungus spores. These antibodies are part of allergic reactions to some poisons and certain medications. Those with allergies tend to have high quantities of this type of antibody.

 

IgG plays a key role in fighting infections of a bacterial or viral nature. These are the only antibodies that are able to cross the placenta of a pregnant woman, offering protection to the fetus while still in utero.

 

When an infection occurs, IgM antibodies are the very first type of antibodies to be made as a response. They will lead to other cells in the immune system destroying foreign substances.

 

Experts are still unclear as to what exactly IgD antibodies d


(BRAINLY FOR CORRECT ANSWER, PLEASE HELP)
In cattle, a single gene with two alleles determines fur color. The fur can be red, white, or roan. Roan fur has both red and white hair. Which of the following is true about alleles for fur color in cattle?

The allele for roan fur color is dominant over red and white fur color.
The allele for red fur color is dominant over white and roan fur color.
The roan and white alleles are expressed independently of the other.
The red and white alleles are expressed independently of the other.

Answers

Final answer:

The answer states that the red and white alleles for fur color in cattle are expressed independently of each other, which is an example of codominance resulting in the roan phenotype.

Explanation:

The question is about the inheritance of fur color in cattle, which is determined by a single gene with two alleles. The correct answer to which of the statements is true about alleles for fur color in cattle is that 'the red and white alleles are expressed independently of the other'. This concept is known as codominance, where both alleles contribute to the phenotype. In the case of roan cattle, the presence of both red and white fur is due to the expression of both the red and white alleles independently, leading to patches of both colors in the fur.

The correct option is B i.e. The allele for red fur color is dominant over white and roan fur color.  

In cattle, fur color is determined by a single gene with two alleles: red (R) and white (R'). The fur can be red, white, or roan. Roan fur, which exhibits both red and white hairs, occurs in heterozygous cattle with the genotype RR'. This example illustrates codominance, where neither allele is completely dominant or recessive, and both traits are expressed simultaneously in the offspring.The statement "The red and white alleles are expressed independently of the other" is correct. This demonstrates that roan and white fur colors are codominantly expressed when both alleles are present, as seen in roan cattle with both red and white hairs.

Compare and contrast signs and symptoms of emphysema and chronic bronchitis

Answers

emphysema=dry, hard,unproductive cough spells. this disease process is caused by working in coal mines, industry work with no mask.
bronchitis is inflammation of lung bronchules, unproductive cough, with lung pain..requires antibiotics..




1. What do bone marrow and the epidermis have in common? (1 point)
They are both sites of new cell formation.
They both contain structures that assist the body in cooling down if overheating
occurs.
They both contain or are associated with sensory neurons.
They are both involved in waste disposal functions.,

Answers

They are both sites of new cell formation. This is the character both have in common.Bone marrow is the site of formation of most cells of blood like RBC, WBC, Lymphocites etc. Epidermis is the outermost layer of skin which consists of dermis beneath. Epidermis on destruction produces new cells

Answer:

The correct answer would be They are both sites of new cell formation.

Bone marrow is the semi-solid tissue found in the cavities of the bone.

It serves as the site of production of blood cells.

Epidermis refers to the outermost layer of the skin. Stratum basale layer of the epidermis acts as the site of production of new epidermal skin cells.

Which of the following colors would indicate the coolest star

Red
Blue
Orange
Yellow

Answers

Blue would be the hottest. And red would be considered the coolest.

Answer:

Key concepts and summary. Stars have different colors, which are indicators of temperature. The hottest stars tend to appear blue or blue-white, whereas the coolest stars are red.

Explanation:

coolest stars are red

Is examination of the back an organ or body area examimnation?

Answers

I believe it's the body area examination, since a 'back' isn't and organ

Hope this helpss

The animal phylum most like the protists that gave rise to the animal kingdom is _____. see concept 33.1 (page 688)

Answers

Answer: Porifera

The animal phylum porifera constitute the sponges that is most like the protists that gave rise to animal kingdom. One evidence is that they have been defined as multi-celled immobile animals or metazoans that have water intake and outlet openings, which is connected by chambers lined with choanocytes or cells with whip-like flagella. Another evidence that supports this includes the lack of true tissue in sponges.

Explain the mechanisms for movement of materials across cellular membranes anatomy

Answers

There are 2 types of transport mechanisms that involve the movement of materials across the cellular membrane:

1. Passive Transport Mechanisms which is the movement of materials that does not require energy. Instead the movement relies on the permeability of the cell. Under this are three kinds of passive transport mechanisms:

a. Simple Diffusion: 
- the movement of materials from a region of higher concentration to lower concentration. No external energy is necessary for the movement. The materials supply the energy themselves. 

b. Facilitated Diffusion:
This differs from simple diffusion because the movement is facilitated by proteins that make up the structure of the membrane. The proteins include channel proteins that allow ions and smaller molecules to cross the membrane. The other protein are the carrier proteins, which bind to materials like sugar molecules and move it across the membrane.  

c. Osmosis:
This is the diffusion of water across the membrane. Osmosis moves water from regions where there are more water molecules of water per volume to regions where there are less water molecules per volume.  

2. Active transport on the other hand is a movement mechanism that requires energy. It uses the energy to send materials against the direction it is coming from through simple diffusion. This mechanism is used in a way to keep unwanted ions or other materials out of the cell.

Cells use mechanisms like active transport, passive diffusion, facilitated diffusion, co-transport, and endocytosis to move materials across their membranes, some requiring ATP and others happening passively supporting cellular function.

Mechanisms for Movement of Materials Across Cellular Membranes

Cells transport materials across their membranes using several mechanisms, each playing a crucial role in the maintenance of cellular function. The selective permeability of the plasma membrane allows for different methods of transport, some requiring energy and others occurring passively.

Active transport is a process where cells use ATP to move substances against their concentration gradient. Passive diffusion is the movement of substances from a region of higher to lower concentration without energy use. Facilitated diffusion involves carrier proteins to help substances move down their concentration gradient. Co-transport, or secondary active transport, uses the movement of one molecule to drive the transport of another. Lastly, endocytosis is a form of active transport where the cell membrane engulfs material to bring it into the cell.

These mechanisms ensure that essential nutrients, ions, and other substances can be absorbed, while waste products are secreted or removed, maintaining the necessary conditions for cellular survival and function.

The most frequent way in which small regulatory rna molecules exert their effects is by the most frequent way in which small regulatory rna molecules exert their effects is by binding to a repressor and repressing enzyme transcription. signal transduction. base pairing with other rna molecules that have regions of complementary sequence. acting as an inducer that then binds to an activator protein to allow transcription to proceed.

Answers

For the answer to the question above, I believe the answer here is that you must base the pairing with the other RNA molecules that have regions of the complementary sequence.

I hope my answer helped you. Have a nice day!

The triangular depression in the medial surface of each lung, where blood vessels and the primary bronchi enter, is the:

Answers

I believe the answer is hilum. Each lung can be divided into four main sections: the apex, base, root, and the hilus, or hilum of the lung. Hila or lung roots, are relatively complicated structures that consist mainly of the major bronchi and the pulmonary arteries and veins. The hilum of the lung is found on the medial aspect of each lung, and it is the only site of entrance or exit of structures associated with the lungs. That is both lungs have a region called hilum which serves as the point of attachment between the lung root and the lung.

The definition of mutation is "any heritable change in the genetic material." the qualifier "heritable" is necessary because: most changes in the genetic material are repaired soon after they occur. changes in the genetic material occur at random along the genome. changes in the genetic material occur without regard to the needs of the organism. most changes in the genetic material are harmful to the organism.

Answers

The qualifier "heritable" is necessary because most changes in the genetic material are repaired soon after they occur. A heritable change is a genetic change that is passed on to the off springs and it is not lethal. These changes can mutate and become a weakness or a strength.

What is the density of a mineral with a mass of 41.2 g and a volume of 8.2 cm3? 49.4 g/cm3 5.02 g/cm3 0.19 g/cm3 337.8 g/cm3

Answers

i think the correct answer would be 5.02g cm3 

Answer:

Density of the mineral is equal to [tex]5.02 \frac{g}{cm^{3} }[/tex]

Explanation:

The density of a substance is equal to mass of the substance divided by its volume.

Thus, the formula of density (d) is as follows

[tex]d = \frac{M}{V}[/tex]

Where, M represent the mass of a substance

and V represents the volume of the same substance

Substituting the given values in above equation, we get -

[tex]d = \frac{41.2}{8.2} \frac{g}{cm^{3} } \\d = 5.02 \frac{g}{cm^{3} } \\[/tex]

Hence, option B is correct

When changing the soiled bed linens of a client with a wound that is draining seropurulent material, what personal protective equipment (ppe) is most essential for the nurse to wear?

Answers

The most essential protective equipment  to be worn by the nurse is Sterile gloves.Personal protective equipment refers to protective clothing, helmets, goggles, or other garments or equipment designed to protect the wearer's body from injury or infection. The ppe address hazards such as physical, electrical, heat, chemicals, biohazards, and airborne particulate matter. In this case the sterile gloves serves to protect the nurse from getting contact with infected fluids from the patient.

The essential PPE for changing soiled bed linens of a client with a draining wound includes gloves, a gown, and a face shield or mask with goggles. These items protect the healthcare worker from infection and contamination. Following proper PPE protocols is vital for safety and health.

When changing the soiled bed linens of a client with a wound that is draining seropurulent material, it is essential for the nurse to wear appropriate personal protective equipment (PPE) to prevent infection and contamination. The most essential PPE includes:

Gloves: To protect the hands from coming into contact with the infectious material.Gown: To protect the clothing and skin from contamination.Face shield or mask with goggles: To protect the eyes, nose, and mouth from splashes of infected material.

Following proper PPE protocols ensures the safety and health of medical personnel and prevents the spread of infection.

The diagram below represents a human organ system the major function of the system is to:

1. Provide immunity essential for survival of each individual in a population.
2. Provide cells that are necessary for the survival of the species.
3. Produce chemical messages are necessary for nerve cell development.
4. Control the passage into and out of a developing fetus.


Please choose the answer for me please. I need help with that question and explain why it is the answer please so I can understand.

Answers

Hello,

Here is your answer:

The proper answer to this question is option B "Provide cells that are necessary for the survival of the species". Without feels your body cannot survive.

Your answer is B.

If you need anymore help feel free to ask me!

Hope this helps!

Which of the following is not evidence for the law of conservation of mass during cellular respiration?

Answers


Answer is: cellular respiration creates an energy molecule when glucose is broken down.

Conservation of mass (mass is never lost or gained in chemical reactions), during chemical reaction no particles are created or
destroyed, the atoms are simply rearranged from the reactants to the
products.

Which type of immunity defends against any type of invader?

Answers

Which type of immunity defends against any type of invader?

Answer : Nonspecific

In the combined processes of glycolysis and cellular respiration, what is consumed and what is produced? see concept 9.1 (page 165)

Answers

Glucose is consumed, and carbon dioxide is produced. Glycolysis is a sequence of reactions for the breakdown of glucose to two molecules of pyruvic acid (3-carbon molecule) under aerobic conditions; or lactate under aerobic conditions along with the production of small amount of energy. Cellular respiration is the process that takes in food and uses it to create ATP, a chemical which the cell uses for energy. The process uses oxygen and releases carbon dioxide.

socialization only happens within the family?
true
false

Answers

false is the right answer 

A client at 38 weeks of gestation is admitted to labor and delivery for the management of preeclampsia and is placed on a magnesium sulfate iv drip. explain the signs of magnesium toxicity for which the nurse should monitor.

Answers

One of the 1st sign of magnesium toxicity is the absence of deep tendon reflexes. The nurse should assess patellar reflexes to determine this. Also, additional signs and symptoms include nausea, diarrhea, breathing problems and puts the patient at a high risk for heart attack.

In order to grow more of a certain type of cell, a scientist should:
a.design a model of that type of cell.
b.observe the cell with a light microscope.
c.expose the cell to an electron microscope.
d.prepare a culture of that type of cell.

Answers

D. Prepare a culture of that type of cell.

what is the adaptive advantage of a bony fish's segmented backbone

Answers

For the answer to the question above, I think a
bony fish's segmented backbone is that it assists in leverage and their bone produces red blood cells at the same time. It also gives the fish's structure and protection.

Final answer:

The segmented backbone of bony fish provides flexibility and support for efficient swimming and maneuvering. It allows the fish to navigate through water, avoid predators, and capture prey.

Explanation:

The adaptation advantage of a bony fish's segmented backbone is that it provides flexibility and support for efficient swimming and maneuvering. The segmentation allows for individual movement of each vertebra, enabling the fish to bend and twist its body. This is important for navigating through water, avoiding predators, and capturing prey.

For example, when a bony fish wants to change direction quickly, it can flex its body to one side, causing the tail to bend in the opposite direction, propelling the fish forward with a strong burst of speed. The ability to rapidly change direction and swim gracefully allows bony fish to effectively navigate their underwater environment and capture food.

Which of the organelles in the animal cell is involved in the disposal of cellular waste that is not transported out of the cell?
A.
mitochondria
B.
nucleus
C.
endoplasmic reticulum
D.
lysosomes

Answers

Hello there!

Lysosomes would be the organism that would be in the animal cell is involved in the disposal of cellular waste that is not transported out of the cell. This is practically there role in the organism account. To be involved in the disposal of the cellular waste that would not be transported out of the cell would be known to be lysosomes.

Your correct answer would be the (last option).

A. mitochondria
B. nucleus
C. endoplasmic reticulum
D. lysosomes

I hope this helps you!

What has occurred when a solid forms out of the mixing of two liquids in a chemical reaction?

Answers

 the solid forms disolve in a chemical reaction

That means that the reactants of the chemical reaction have created or formed   1 or 2 new solid products, or precipitates (formation of a solid)

This also means that at least one of the products does not dissolve in solution

14. Which of the following happens when ice melts?
A. Energy flows from the ice to its surroundings
B. Water molecules move from their fixed position.
C. Water molecules lose energy
D. The temperature of the ice increases as it melts

Answers

D is correct because when something melts, energy is thrown into it causing it to heat up and lose its shape
B. water molecules move from their fixed position. Ice is the solid form of water. Water molecules loses their kinetic energy and remain fixed when ice is formed. When ice gains energy in the form of heat it melts. the heat energy is changed into kenetic energy. Thus the water molecules will become free from their fixed position and move when ice melts.

The somatic nervous system contains nerves that control: skeletal muscles internal organs glands cardiac muscles

Answers

Out of the following choices;

A)           skeletal muscles

B)            internal organs, joints, and glands

C)            skeletal muscles, skin, and glands

D)           smooth muscles, cardiac muscles, and glands

The answer is A. This is because of the somatic nervous system control voluntary mechanisms of the body. The alternative is the autonomic nervous system that controls the involuntary mechanisms. The somatic nervous system comprises of the afferent neurons and efferent neurons.






The answer is: Skeletal muscles.

The somatic nervous system (SNS) or also known as the voluntary nervous system, controls the movement of voluntary muscles. The process of this movement is called reflex arc and this occurs in the skeletal muscles.

When we say voluntary movement, the body moves according to how you want to move it and the system responsible for this is the SNS. In contrast, involuntary movement is the movement that you cannot consciously control like the beating of the heart, breathing and digestive processes.   
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