Select the choice that describes neurons with the fastest conduction velocity for action potentials. view available hint(s) select the choice that describes neurons with the fastest conduction velocity for action potentials. thick, myelinated neurons thin, nonmyelinated neurons thin, myelinated neurons thick, nonmyelinated neurons all of these choices conduct action potentials at the same velocity.

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Answer 1
The choice that describes neurons with the fastest conduction velocity for action potentials is, thick, myelinated neurons. Myelin is a fatty white substance that surrounds the axon of some nerve cells, forming an electrically insulating layer. it is essential for the proper functioning of the nervous system. Conduction of action potentials or impulses is faster in myelinated neurons as compared to the other neurons. 
Answer 2

Neurons are part of the nervous system and pass the information.  Thick and myelinated neurons represent neurons with the most rapid conduction speed.

What is neuron and action potential?

The basic unit of the nervous system and the brain are called neurons they receive sensory and send the motor information in the body.

The flow and the movement of the ions in and out of the nerve cells for the transmission of the information are called the action potential.

The rapid action potential of the nerve cells occurs in the thick and myelinated neurons as they enhance the impulse conduction through the nerve cell body.

Myelin sheath acts as the insulating sheet that enables the proper function of the neurons and transmits the signal faster.

Therefore, option A. thick myelinated neurons conduct impulses faster in the action potential.

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Related Questions

The sequencing of mitochondrial dna to trace changes in human ancestors over time involves which specialization of anthropology?

Answers

For the answer tot he questions above, the answer is "paleoanthropology"

It is also called human paleontology. It is a branch of anthropology that is concerned with the origins and development of the early humans.
I hope my answer helped you.

Which disease is characterized by porous bones? osteomalacia rickets osteosarcoma osteoporosis?

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Its Osteoporosis, also known as porous bones. Which is characterized by weak brittle bones and low bone mass. Both men and women are affected by this disease.

What is an allele? a dna sequence different versions of a gene a hairstyle a physical trait?

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i believe the answer is different versions of a gene :)

when did the human population begin to grow at a faster rate than at any other time in history

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During the industrial revolution, the population of the Western world started to increase quickly. Since the 1950s, the population of the world has increased significantly.

Which period saw the fastest growth in the human population?

The world population doubled at the quickest rate between 1950 and 1987, growing from 2.5 to 5 billion people in just 37 years. This represents a population increase of around one generation. During this time, population growth peaked in 1962 at 2.1%.

When did the exponential growth of the human population begin?

The population doubled in the 19th century, tripled in the 20th century, and reached 6 billion in the year 2000. This exponential increase was caused by breakthroughs in medicine, science, and the economy.

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Final answer:

The human population began growing at an unprecedented rate during the Industrial Revolution in the late 18th century, accelerating during the 20th century, primarily due to technological, agricultural, and medical advancements that improved living conditions and life expectancy.

Explanation:

The human population began to grow at a faster rate than at any other time in history around the start of the Industrial Revolution in the late 18th century. This marked the beginning of what is often called the population explosion. Advancements in technology, agriculture, and medicine have all contributed to exponential growth. The global population growth rate accelerated further during the 20th century and continues to grow in the 21st century. The shift from very slow growth to rapid increase can be visualized by the shape of a J-curve in population graphs.

For example, it took millennia for the human population to reach 1 billion around 1800 CE, and only a little over a century later, the population reached 2 billion. Within less than another century, an additional 5 billion were added, showcasing the exponential nature of recent population growth. Scientific advancements and industrialization played significant roles in creating conditions for the population to grow at previously unseen rates, which includes improved health care, increased food production, and better sanitation.

Large blood vessels that carry blood away from the heart to body tissues are called

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The Answer is The Arteries

A scientist finds the bones of a dinosaur. what could help the scientist determine the approximate age of the dinosaur bones

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The biggest help for the scientists may be provided by the ground layer in which the bones were found. If the layer of ground is not disturbed, than the scientist can easily see the time periods from the structure and color of the ground, and thus determine the time period from when the fossil originates and the approximate age of it.

Answer:

Explanation:

the kinds of trees living in the area of the bones

The pancreas belongs to what part of the digestive system (alimentary canal/accessory organ)

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The pancreas is an accessory organ of the digestive system (alimentary canal includes the mouth, pharynx, esophagus, stomach, small intestine, large intestine, and anus). The pancreas is a glandular organ which produces glucagon, somatostatin, and pancreatic polypeptide and also digestive organ because it secreting pancreatic juice and digestive enzymes that assist digestion and absorption of nutrients in the small intestine.

The pancreas belongs to the accessory organ part of the digestive system.

The digestive system is made up of the alimentary canal and the accessory organs of digestion which include the pancreas, gallbladder, liver, salivary glands and tongue. The pancreas is an endocrine organ that is located in the left upper region of the abdomen.






A particular cell has half as much dna as some of the other cells in a mitotically active tissue. the cell in question is most likely in?

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 your answer is a. G1

What common bone structure is shared in the forelimbs of the lobe fin fish and amphibians?

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The common bone structure that is shared in the forelimbs of the lobe fin fish and amphibians are the humerus, radius, ulna, and finger bones. Tetrapods are related by the presence of the named bones. Tetrapods includes all limbed vertebrates constituting the classes Amphibian, Reptilia, Aves, Mammalia. 

Treatment aims to _____ a disease or reduce the severity of its signs and symptoms.

Answers

Treatment aims to cure a disease or reduce the severity of its signs and symptoms.

Answer:

The correct answer is - cure.

Explanation:

Treatment is medical care or practice to provide relief to the person that is ill or sick. It includes the administration of medicinal doses.

The aim of medical or clinical treatment is to cure the disease, illness or injury of the patient by medicine or medical care. Treatment for a concerned illness is to reduce the severity of it's a sign and symptoms.

Thus, the correct answer is - cure.

The fluid in glomerular capsule is similar to plasma except that it does not contain a significant amount of ________.the glomerulus differs from other capillaries in the body in that it ________. the glomerulus differs from other capillaries in the body in that it ________. is drained by an efferent arteriole is impermeable to most substances has a basement membrane has a blood pressure much lower than other organ systems

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The fluid in glomerular capsule is similar to plasma except that it does not contain a significant amount of plasma protein. The glomerulus differs from other capillaries in the body in that it is drained by an efferent arteriole. Glomerulus and the Bowman's capsule constitute a renal corpuscle, the basic filtration unit of the kidney. The glomerular filtration rate is the rate at which blood is filtered through the glomeruli, and thus measures the renal overall renal function.
Final answer:

The fluid in the glomerular capsule is like plasma but lacks significant protein. The glomerulus distinguishes itself from other body capillaries in that an efferent arteriole drains it and maintains a higher blood pressure, facilitating efficient blood filtration.

Explanation:

The fluid in the glomerular capsule (also known as Bowman's capsule) is similar to plasma except that it does not contain a significant amount of proteins. This is because the filtration membrane separates the blood in the glomerular capillaries, and the capsular space allows small substances such as water, ions, and glucose to pass through but blocks larger ones like proteins and blood cells.

The glomerulus differs from other capillaries in the body in two main respects. Firstly, it is drained by an efferent arteriole, which is unique because, in general, capillaries merge into venules, not arterioles. Secondly, the glomerulus has a significantly higher blood pressure than other capillaries due to its position between two arterioles (afferent and efferent arterioles). This high pressure allows for the rapid and efficient filtration of blood.

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A pregnant woman who is a vegan needs to take ______ nutrient supplements.

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A pregnant woman who is a vegan needs to take calcium and iron nutrient supplements. When a woman is pregnant the developing fetus needs a lot of calcium to build bones and teeth. It also helps the baby to grow a healthy heart, nerves, and muscles as well as develop a normal heart rhythm and blood-clotting abilities. Iron is also important as the woman body would need it to make extra blood for the mother and the baby during pregnancy. 

Your roommate is 5' 1" and weighs 100 lbs what bmi category would she be in

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In this hypothetical situation the roommate would have a BMI of 18.9 which would be labeled as a Normal range of BMI.

When compared to the leg muscles of an olympic sprinter, the muscles of an olympic marathoner would likely show a greater proportion of oxidative slow-twitch fibers?

Answers

This is a true statement.
The human body has two types of skeletal muscle fibers: slow-twitch and fast-twitch. Slow-twitch fibers are used for long-endurance actions, such as a marathon, while fast-twitch fibers are used for sudden bursts of movements such as a sprint. Therefore, an Olympic marathoner will have a greater proportion of oxidative slow-twitch fibers when compared to an Olympic sprinter.

Which is not a paranasal sinus? frontal. ethmoid. mandibular. maxillary?

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mandibular.... the mandible is the jaw, and everything else is names for the facial bones they correspond to

Are there differences in the DNA in different types of human body cells

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The DNA is stored in the nucleus of the cell. Different genes are active in different kinds of cells. Most living things are composed of different kinds of cells specialized to perform different functions. A liver cell, for example, does not have the same biochemical duties as a nerve cell.

Which of the following personal health practices should a person follow to prevent obesity? A) Limit spending time outdoors in summers. B) Have a balanced diet and exercise regularly. C) Wash hands frequently to maintain proper hygiene. D) Get the DNA modified to replace the faulty gene.

Answers

Answer:

def B

Explanation:

The personal health practices that should a person follow to prevent obesity are having a balanced diet and exercising regularly. The correct option is B.

What is obesity?

Obesity is a body condition in which the body becomes overweight because you eat more than your body's requirements. It is harmful to the health of the person because it generates many diseases.

Personal health practices are the practices that a person does for their good health of them. These practices include eating nutritious food and exercise which keep the body fit.

Eating a balanced diet means including all nutrients in it and doing regular exercise to maintain health and keep the body out of obesity.

Thus, the option is B. Have a balanced diet and exercise regularly.

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Which feature is characteristic of estuaries

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Final answer:

Estuaries are unique environments where fresh and salt water meet, creating a diluted saltwater habitat. They provide protected areas for the breeding and development of various marine species. The organisms found in estuaries have developed adaptations to cope with the varying salinity conditions.

Explanation:

The main characteristic of estuaries is that they are biomes where a source of fresh water, such as a river, meets the ocean. As a result, both fresh water and salt water are found in the same vicinity, and their mixing creates a diluted (brackish) saltwater. This makes estuaries unique and complex environments that host a variety of marine and terrestrial organisms.

Another specific feature of estuaries is that they act as breeding grounds and nurseries for various marine species such as crustaceans, mollusks, and fishes. These species have developed behavioral and physiological adaptations to cope with the rapidly changing salinity conditions that occur in estuaries. For example, many estuarine plant species are halophytes, meaning they can tolerate salty conditions. Furthermore, some mollusks and clams in this biome have adaptations that allow them to switch between aerobic and anaerobic respiration depending on the salinity and oxygen content of the water.

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Final answer:

Estuaries are unique brackish biomes where freshwater and saltwater interact. They house and support various species, which have evolved specific adaptations to handle changing salinity levels. Key factors affecting estuaries' ecological dynamics include tidal shifts and flow rate of freshwater sources.

Explanation:

Estuaries are characterized by the unique intermingling of freshwater and saltwater, creating a brackish water biome where rivers meet the ocean. This environment serves as a protected area and breeding ground for various organisms, including the young offsprings of crustaceans, mollusks, and fish. The salinity in estuaries, which is influenced by the flow rate of freshwater sources and the daily tidal shifts, is a major factor affecting the types of organisms found here and their adaptations to survive.

Both plant and animal species in estuaries have developed various adaptations to deal with the changing salinity. Many estuarine plants are halophytes, which can tolerate salty conditions by filtering out salt from the water they absorb. Mussels and clams, for example, switch from aerobic to anaerobic respiration when exposed to low salinity and revert when high tide returns, increasing the salinity and oxygen content of the water.

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Factors which limit the size of a population no matter how dense the population is are called limiting factors. an example would be .

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Limiting Factors may be physical or biological. The limiting factor also causes competition between individuals of a species population. For example, space is a limiting factor. Many predators and prey need a certain amount of space for survival: food, water, and other biological needs.
an example of a limiting factor is competition when all the boys in the yard take all of your girls

Which is associated with an increase of chlorofluorocarbons in the environment?

Answers

I think an increase of chlorofluorocarbons in the environment causes an increased in health risks that are associated with UV radiation.  Release of CFCs to the atmosphere have serious environmental consequences. They destroy the Ozone layer and therefore reducing the protection it offers to the earth from the sun's harmful UV rays. The UV rays may cause health problems such as cancer.

Where are new skin cells produce to replace old cells that have been shed?

Answers

The production of the new skin cells occurs at the basal layer of the epidermis.

The skin is composed of three layers:

1. The epidermis- The outermost layer of the skin. Waterproof with the protective role and which serves as a barrier to infection. It also has its own layers (from the top): stratum corneum, stratum lucidum (only on hands and bottoms of feet), stratum granulosum, stratum spinosum, stratum basale.

The cells of stratum basale are constantly going through mitosis to produce new cells (keratinocytes) and as new cells are formed, the existing cells are pushed superficially away from the stratum basale.

2. The dermis,

3. The hypodermis.

i can confirm this is the answer.



The production of the new skin cells occurs at the basal layer of the epidermis.The skin is composed of three layers:1. The epidermis- The outermost layer of the skin. Waterproof with the protective role and which serves as a barrier to infection. It also has its own layers (from the top): stratum corneum, stratum lucidum (only on hands and bottoms of feet), stratum granulosum, stratum spinosum, stratum basale.The cells of stratum basale are constantly going through mitosis to produce new cells (keratinocytes) and as new cells are formed, the existing cells are pushed superficially away from the stratum basale.2. The dermis,3. The hypodermis.

What evidence would you need to show that genetic diversity is the result of reproductive character displacement?

Answers

Character displacement – trait evolution stemming from selection to lessen resource competition or reproductive interactions between species – has long been viewed as an important mechanism for enabling closely related species to coexist.

What happens if the human egg is not fertilized? see section 42.2 (page 797) . view available hint(s) what happens if the human egg is not fertilized? see section 42.2 (page 797) . the egg is retained within the ovary. the corpus luteum degenerates. another egg will be ovulated immediately. chorionic gonadotropin levels increase?

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if the egg is not fertilized the woman will have a period, and then we have to deal with rage monsters for a week.

In ________ a single sperm cell from the man is injected using a microscopic needle, directly into each harvested egg from the woman. the resulting zygote is then transferred after a few days into the woman's uterus

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In in vitro fertilization (IVF) a single sperm cell from the man is injected using a microscopic needle, directly into each harvested egg from the woman. The resulting zygote is then transferred after a few days into the woman's uterus.   IVF is a type of assisted reproductive technology used for infertility treatment. It includes the steps like removing an ovum from the woman's ovaries, fertilisation (sperm and ovum co-incubation) outside the body, embryo transfer to the same or another woman's uterus.

Which process separates DNA fragments according to size, and is an important part of DNA fingerprinting?

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Gel electrophoresis.

Any chemical, physical, or biological changes in the environment that harms living organisms is called

Answers

The answer is - environmental hazard.
An environmental hazard represents a substance, as state or an event that has the potential to threaten the surrounding natural environment, or adversely affect the health of the people, also including pollution and natural disasters such as storms and earthquakes.

Plant hormones can have different effects at different concentrations. this explains how ________.

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Plant hormones can have different effects at different concentrations. This explains how

auxin can stimulate cell elongation in apical meristems, yet will inhibit the growth of axillary buds

Concentration produce different effects on plant hormones which explains why auxin at low concentration induce growth in apical meristems but at higher concentrations inhibit growth of axillary buds.

What are plant hormones?

Plant hormones are chemical substances produced by plants which modify and regulate the growth and development of plants.

Plants hormones include the following:

auxin abscissic acid ethylene

Plant hormones can have different effects at different concentrations. At higher concentrations they may have inhibitory effects while at low concentrations, they may have stimulatory effects.

For example auxin at low concentration induce growth in apical meristems while at higher concentrations, they inhibit growth of axillary buds.

Therefore, concentration produce different effects on plant hormones.

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Cold sores are caused by the herpes simplex virus type 1. a company that wants to develop antiviral drugs would ask a research immunologist to study —

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The company that wants to develop antiviral drugs would ask a research immunologist to study the mechanism used by the virus to infect cells. Oral herpes is a viral infection mainly of the mouth area and lips caused by specific type of the herpes simplex virus. It is also termed as the HSV-1, type 1 herpes simplex virus, or herpes labialis. Herpes simplex virus entry or penetration into cells may be a highly complex process and the mechanism of entry may demonstrate unique cell-types specificities. 

Answer:

the answer is A

Explanation:

Heartburn results when the acidic contents of the stomach regurtitate into the esophagus

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Heartburn is a burning discomfort that is generally felt in the chest just behind the breastbone.  The burning sensation is caused when harsh stomach juices come in contact with and irritate the delicate lining of the esophagus.

The ________ is not adequate for searching through large arrays

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The linear/ sequential search algorithm is not adequate for searching though large arrays

Hope this helps!

algorithm

hope this helps (and that it is right)

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