A patient is admitted to the hospital for dehydration and malnutrition. on close observation of the intestine, it appears that the cells lining the intestine have fully formed microvilli. however, these microvilli are not uniformly standing upright and protruding into the lumen of the intestine, but are lying down so that full exposure to the contents of the intestine cannot be obtained. the doctors conclude that the patient may have a defect in what cellular component? microfibers actin myosin tubulin intermediate filaments

Answers

Answer 1
actin is the answer..
Answer 2

The patient's microvilli lying down instead of standing upright indicate a possible defect in the actin microfilaments. These microfilaments provide structural integrity to the microvilli, which are crucial for nutrient absorption in the intestines.

The doctors conclude that the patient may have a defect in the cellular component known as actin microfilaments. These microfilaments are responsible for maintaining the structure and shape of the microvilli. In the intestine, microvilli constitute part of the cell's plasma membrane and function to increase surface area for efficient nutrient absorption. When microvilli "lie down" instead of protruding into the intestinal lumen, it suggests that the structural integrity of the microvilli is compromised, most likely due to a problem with the actin microfilaments that form the core of each microvillus. Adequate maintenance of these microfilaments is essential for the proper absorption of nutrients, which can be impaired in conditions such as celiac disease.

Therefore, the presence of deformities in the actin microfilament structure can be linked to illnesses resulting in malnutrition and dehydration, as observed in the patient.


Related Questions

Whenever a treatment condition affects a second treatment condition differently than it does when it follows any other treatment conditi?

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differential order effects

is a sting ray a herbivore, carnivore, or omnivore

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They are carnivores, 

Which sentence best explains why ocean water near the equator is warmer than ocean water far from the equator? A.Due to Earth's rotation, gyres near the poles flow clockwise. B.Deep-sea vents pump steam into the conveyor belt near the equator. C.The sun's rays strike the water at an angle at the poles. D.The water is denser and saltier near the equator, so it holds more heat.

Answers

The sun's rays strike the water at an angle at the poles

Answer: C. The sun's rays strikes the water at an angle at the poles.

Because the earth rotates at a tilted axis which causes the difference in temperature of water near the equator and water far from equator.  The equator receives direct light from sun the tilted axis prevents the poles from receiving direct sunlight but it receives at an angle.Tilt also causes other effects like extreme length of day and night at polar region.

What is the sticky coating on the outside of cells that keeps them joined together?

Answers

the sticky coating is extracelluar matrix

Answer:

Gradpoint answer is "extracelluar matrix"

The what muscle is usually the first one people flex to show off their strength.

Answers

I think the biceps because

A client is experiencing acute alcohol withdrawal. what complication should the nurse anticipate based on the present condition?

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Alcohol withdrawals are usually accompanied by seizures, tremors lowgrade fever and sweating. A severe complication of alcohol withdrawal is called Delirium Tremens (DT). Delirium Tremens is described by delusions, mental disorder, and disorientation. Patients exhibiting DT while on withdrawal has 5%-25% mortality rate.

2 theories together account for color vision. the young-helmholtz theory shows that the eye contains __________, and the hering theory accounts for the nervous system's having ______________.

Answers

Three types of color receptors and opponent- process cells  

Name 2 ways the diffusion of popular customs can adversely affect the environment

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The two main ways through which the diffusion of popular customs can adversely affect the environment are depletion of scare natural resources and pollution of landscape.

What is depletion and pollution of landscape?

The diffusion of popular customs can adversely impact the environmental quality in two different ways which include depletion of scarce natural resources and pollution of the landscape. Diffusion of popular customs increases the demand for raw materials. It increases the demand for some products which can strain the capacity of the environment.

Depletion in the natural resource accounting for renewable resources, refers to those parts of the harvest, logging, catch and above this sustainable level of the resource stock. For non-renewable resources, the quantity of natural resources can be extracted.

Land pollution refers to the deterioration of the Earth's land surface, at the ground and below ground levels. This causes the accumulation of solid and liquid waste materials that can contaminate groundwater and soil particles.

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Pancreatic cancer may be diagnosed early if obstruction of bile or pancreatic secretions develops when the tumor is located:

Answers

At the head of the pancreas

A 35-year-old female client who complains of weight gain, facial hair, absent menstruation, frequent bruising, and acne is diagnosed with cushing's syndrome. cushing's syndrome is most likely caused by:

Answers

a pituitary glad tumor releasing too much hormones
Final answer:

Cushing's syndrome is caused by the excessive production of the hormone cortisol, often due to a pituitary tumor. The excess cortisol influences many systems in the body leading to various symptoms like abnormal weight gain, facial hair growth, and acne. Treatments for Cushing's syndrome aim to reduce cortisol levels in the body.

Explanation:

Cushing's syndrome is caused by the hypersecretion of the hormone cortisol by the endocrine system, most commonly due to a pituitary tumor leading to excessive production of ACTH. This overproduction of cortisol can lead to a wide range of symptoms including abnormal weight gain, facial hair growth, frequent bruising, acne, the characteristic moon face, diabetes, hypertension, excessive body hair, osteoporosis, and depression. Cortisol's effects on the body include high blood glucose levels, an increased risk of obesity, weakness, and fatigue, and it also leads to the slow breakdown of proteins to make glucose via gluconeogenesis.

Treatments for Cushing's syndrome focus on reducing the cortisol levels. This can be done through various methods including discontinuing the use of cortisol ointments, surgery to remove the pituitary tumor causing the overproduction, or the use of medications to regulate cortisol amounts. In cases where surgery is not suitable, radiation therapy may be used to reduce the size of the tumor or to destroy parts of the adrenal cortex.

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Upon entering the​ bloodstream, heroin is almost immediately metabolized​ into

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Heroin is metabolized into morphine. 

Which process occurs only in autotrophic organisms?

Answers

the answer is photosynthesis

Which process releases oxygen into the atmosphere? 1 point
A. Aerobic Respiration
B. Anarobic Respiration
C. Photosynthesis
What molecule is used to charge the battery of our cells? 1 point
A. ATP
B. Glucose
C. Water
D. DNA
What process is radiant energy converted into chemical energy? 1 point
A. Cellular Respiration
B. Fermentation
C. Photosynthesis
D. Chemosynthesis
Chemical Energy is stored in the bonds of molecules? 1 point
True
False

Answers

1. C
2. A
3. C
4. True
Hope this helps! =)

Answer:

1. Photosynthesis :The process of photosynthesis releases oxygen into the environment. It can be defined as a process by which producers make food by the help of carbon dioxide and water in the presence of sunlight. The products of this process are glucose and oxygen.

2. Adenosine triphosphate: When the cells need energy for performing all the metabolic reactions of the body,The energy stored in the bonds are used. The high energy particles that provide energy to cells is ATP.

3. Photosynthesis: The radiant energy from the sun is converted into chemical energy. The sunlight is trapped by chlorophyll and photolysis of water takes place.Then product(glucose) formation takes place using the carbon dioxide and water and oxygen is released as a by-product.

4.True: The energy is stored in the bonds of the chemical compound that is broken down to release energy from them.

Example:ATP is a high energy molecule that has energy which is used to carry the important chemical reactions that takes place in the body.

A human fingernail has a hardness of approximately 2.5. Which mineral is softer than a finger nail. A. calcite B. gypsum C. apatite D. diamond

Answers

According to the 2011 Earth Science Reference Table, Selenite Gypsum has an approximate hardness of 2.

The hardness of calcite is 3.

The hardness of apatite is 5 according to the Moh's hardness scale.

The hardness of diamond is 10.

Minerals that have hardness scale number below 2.5 according to the Mohs Hardness Scale will be softer than a finger nail. Hence, such mineral will be Gypsum.

The Mohs scale of hardness gives assigns an index or scale number ranging from 1 - 10 to signify the level of hardness of different minerals.

According to the scale, Diamond has a scale number of 10, making it the hardest mineral,

Apatite has a scale number of 5,

Gypsum has a scale number of 2 and Calcite 3

Therefore, Gypsum is softer than the human fingernail.

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From your text, you may recall that there are 20 amino acids. how many of these amino acids would be considered essential to an adult human?

Answers

half would be assential half DNA from your mom and half from your dad hope this helps

What is bitumen? a type of clay a handle for a knife an engraved plaque a tar-like substance?

Answers

it is a tar like substance

Which organ that works as part of the excretory system is considered the largest organ in the human body? kidney skin large intestine liver

Answers

The skin, it is the largest organ, it is considered an organ because even though you see it as just “skin” it has functions such as protecting you from the sun and creating important proteins for your body

Ans.

The skin is considered as the largest organ or largest excretory organ, which works as a part of excretory system of the body.

The skin helps in the process of waste removal or excretion by sweating. Sweating is associated with the sweat glands which, eliminate waste products like urea and sodium chloride from the body along with sweat.

Thus, the correct answer is option). skin.

Which disease most commonly results in yellowing of the skin?

A: Hepatitis
B:HIV
C: Viral Hemorrhagic Fever
D: Common Cold

Answers

Your answer is A: hepatitis.

Answer:

A is your Answer just did the quiz

(date I did the quiz on the bottom)

Explanation:

3 - 24 - 2021

The mineral that is a coenzyme involved in energy metabolism and assists in the synthesis of bone tissue and cartilage is

Answers

Calcium

Calcium helps build and maintain bones. 

How are the scale like parts of hair formed?

Answers

This occurs when the cytoplasm is replaced by hard keratin over time as the skin changes, this is what results in the scale like patterns that are observed.

Name the 3 chemical products of the light reactions. which two get passed on to the calvin cycle? which one leaves the leaf?

Answers

ATP, NADP, and OXYGEN are the three chemical products of the light reaction in which the ATP and NADP get passed on to the Calvin Cycle and the OXYGEN is the one that leaves the leaf. Adenosine triphosphate or ATP is defined by the biology as the energy currency of life, Nicotinamide denine dinuleotide phosphate or NADP it is define as a coenzyme that occurs in many living cells, and Oxygen with the chemical symbol O is defined as odorless, colorless and a gaseous element constituting about one-fifth of the volume of the atmosphere and present in a combined state in nature.

The light-dependent reactions in photosynthesis produce ATP, NADPH, and oxygen. ATP and NADPH are passed to the Calvin cycle, and oxygen is released from the leaf.

Photosynthesis occurs in two main stages: the light-dependent reactions and the Calvin cycle.

The light-dependent reactions produce three primary chemical products: ATP, NADPH and Oxygen (O₂)

Among these, ATP and NADPH are passed on to the Calvin cycle, while oxygen is released as a waste product and leaves the leaf.

The chemical energy stored in ATP and NADPH, produced during the light reactions, is utilized in the Calvin cycle to drive the synthesis of glucose from carbon dioxide.The reactants are carbon dioxide (CO₂), ATP, and NADPH.The main product is glucose (C₆H₁₂O₆).

The hormone responsible for the initial onset of sexual desire at about the age of 10 is:

Answers

The hormone responsible for the initial onset of sexual desire at about the age of 10 is testosterone.

If a cut on the palm becomes infected the __________ will enlarge

Answers

I'm pretty sure it's tissue, but i'm not sure

If a cut on the palm becomes infected the tissue will enlarge

what are the types of tissues ?

A “tissue” in simple terms is a bunch of similar cells. The human body is basically made of four different types of tissues.

It can be up four types such as Epithelial tissue, Connective tissue Muscular tissue, Nervous tissue.

This epithelial tissue is the uppermost tissue covering all the organs or bodies. It is based on need, is of different types as simple epithelium, squamous epithelium, columnar epithelium, etc.

This epithelial tissue is further classified as Stratified epithelium. Simple epithelium

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What are some major factors that are related to respiratory diseases that could affect one's vital capacity?

Answers

age, sex, weight, height, flexibility of the thorax state of physical training of the individual

In some cases the epiphyseal plate of the long bones of children closes too early. what might be the cause

Answers

Elevated levels of sex hormones can lead to early closing of these bones. When testosterone or estrogens are present, the bones can start to close sooner than usual, due to this process usually taking place during puberty. An accelerated pace of closure will be seen because the body is responding to the hormonal levels as if it were experiencing puberty at a younger age.

Which part of an amino acid gives the molecule its characteristic chemical properties?

Answers

The side chain or R-group of an amino acid gives the molecule its characteristic chemical properties.

Amino acids are composed of a central carbon atom (the alpha carbon) bonded to an amino group (NH2), a carboxyl group (COOH), a hydrogen atom, and a variable side chain known as the R-group. It's the R-group that varies among different amino acids and determines their unique chemical properties. For example, amino acids with hydrophobic R-groups tend to be nonpolar and interact with other nonpolar molecules, while those with polar R-groups can form hydrogen bonds and interact with water and other polar substances. The specific characteristics of the R-group influence the amino acid's role in protein structure, function, and interactions.

Which of these species is not endangered today thanks to successful conservation efforts? bald eagle polar bear Bengal tiger leatherback turtle

Answers

the correct option among all the options given is A the bald eagle. 
bald eagles were once hunted for sport and also hunted as protection for fishing grounds,the bald eagle is not endangered anymore due to conservation efforts

You are reading a scientific article about cheetahs that have stripes down their backs instead of spots. the article refers to this as a genetic mutation. though they have no negative impact on the cheetahs' fitness, why are the stripes nevertheless considered a genetic mutation?

Answers

The stripes are still considered a genetic mutation due to the fact that a cheetah's distinctive marking is their spots which is a genetic trait, and having stripes is abnormal for the species. Hope this helps!

The stripes are as yet considered a genetic mutation because of the way that a cheetah's unmistakable checking is their spots which is a hereditary quality, and having stripes is anomalous for the species.  

Further Explanation:  

Depiction of a cheetah:  

The cheetah is one of the most effortless individuals from the feline family, and one of only a handful couple of feline species which depends on speed rather than stealth when chasing. Cheetahs are in reality the quickest land warm blooded animals on Earth, arriving at velocities of 110-120 km/h.  

Genetic mutation:

A genetic mutation is a perpetual adjustment in the DNA arrangement that makes up a quality, with the end goal that the succession varies based on what is found in a great many people. Transformations run in size; they can influence anyplace from a solitary DNA building square (base pair) to a huge section of a chromosome that incorporates various qualities.  

Case of genetic mutation:

Some notable acquired genetic issue incorporate cystic fibrosis, sickle cell pallor, Tay Sachs infection, phenylketonuria and visual weakness, among numerous others. These clutters are brought about by the change of a solitary quality. The p53 quality makes a protein that prevents transformed cells from separating.

Subject: biology

Level: High School

Keywords: Depiction of a cheetah, Genetic mutation, Case of genetic mutation.

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In an interrupted mating experiment, the purpose of plating cells on a selective medium is

Answers

The purpose of plating cells on a selective medium is to make sure that just the recombinant genotypes are recovered.

In these kind of experiments selective media permits the eliminitation of parental genotypes and allows the recovery of just those whose genotypes are result from transfer of donor genes.
Final answer:

Plating cells on a selective medium in an interrupted mating experiment allows for the isolation and study of specific microorganisms by inhibiting the growth of undesirable ones.

Explanation:

In an interrupted mating experiment, plating cells on a selective medium has the purpose of allowing only certain microorganisms to grow while inhibiting the growth of others. The selective medium contains specific additives that favor the growth of the desired microorganisms, allowing for their isolation and study. For example, MacConkey agar is a selective medium that inhibits the growth of gram-positive bacteria and promotes the growth of gram-negative bacteria.

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Which food should be eaten in order to enhance the bioavailability of iron?

Answers

Wisely selecting food combinations and getting enough vitamin C are methods to increase the amount of iron available for use in the body. Vitamin C can be lost because of heat from cooking and long storage so select fresh, raw sources most of the time. Meat-eaters should pay attention on combining animal-based foods with plant sources of iron for improved absorption.

These foods Sources for iron:

Chicken and beef livers, Beef Turkey and chicken, tuna, Fermented soy-based like tofu, Lentils, seeds, nuts, Spinach, Raisins, beans, iron fortified cereals.
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