What structures help increase the absorption of food in the small intestine How do they do this?

What structures help increase the absorption of food in the small intestine How do they do this?
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Villi: The folds form numerous tiny projections which stick out into the open space inside your small intestine (or lumen), and are covered with cells that help absorb nutrients from the food that passes through. Microvilli: The cells on the villi are packed full of tiny hairlike structures called microvilli.(I think )
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What structures help increase the absorption of food in the small intestine How do they do this?

Description : What structures help increase the absorption of food in the small intestine How do they do this?

Last Answer : Villi: The folds form numerous tiny projections which stick out into the open space inside your small intestine (or lumen), and are covered with cells that help absorb nutrients from the food that ... The cells on the villi are packed full of tiny hairlike structures called microvilli.(I think )

The diagram represents a section through the small intestine.What is the role of the structure labelled X ? (a) They secrete enzymes for digestion (b) They secrete hormones (c) They decrease the surface area of absorption (d) They increase the surface area of absorption

Description : The diagram represents a section through the small intestine.What is the role of the structure labelled X ? (a) They secrete enzymes for digestion (b) They secrete hormones (c) They decrease the surface area of absorption (d) They increase the surface area of absorption

Last Answer : (d) They increase the surface area of absorption

Which one of the following statements is true regarding digestion and absorption of food in humans? (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na+. (b) Chylomicrons are small lipoprotein particles that are transported from intestine into blood capillaries. (c) About 60% of starch is hydrolysed by salivary amylase in our mouth. (d) Oxyntic cells in our stomach secrete the proenzyme pepsinogen.

Description : Which one of the following statements is true regarding digestion and absorption of food in humans? (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions ... amylase in our mouth. (d) Oxyntic cells in our stomach secrete the proenzyme pepsinogen.

Last Answer : (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na

Assertion `:-` Maximum absorption of food occur in jejunum. Reason `:-` Villi `&` microvilli abundantly present in small intestine.

Description : Assertion `:-` Maximum absorption of food occur in jejunum. Reason `:-` Villi `&` microvilli abundantly present in small intestine.

Last Answer : Assertion `:-` Maximum absorption of food occur in jejunum. Reason `:-` Villi `&` microvilli abundantly ... . D. If both Assertion & Reason are false.

What structures release digestive secretions into the small intestine?

Description : What structures release digestive secretions into the small intestine?

Last Answer : pancreas and the gall bladderThe pancreas, liver, and gall bladder deliver their products to the small intestine, in particular the first part called the duodenum, through an opening that is called the major duodenal papilla which is controlled by the sphincter of Oddi.

Match the following structures with their respective location in organs. (A) Crypts of Lieberkuhn (i) Pancreas (B) Glisson’s Capsule (ii) Duodenum (C) Islets of Langerhans (iii) Small intestine (D) Brunner’s Glands (iv) Liver Select the correct option from the following: (A) (B) (C) (D) (a) (iii) (ii) (i) (iv) (b) (iii) (i) (ii) (iv) (c) (ii) (iv) (i) (iii) (d) (iii) (iv) (i) (ii)

Description : Match the following structures with their respective location in organs. (A) Crypts of Lieberkuhn (i) Pancreas (B) Glisson's Capsule (ii) Duodenum (C) Islets of Langerhans (iii) Small intestine (D) Brunner's Glands (iv) Liver Select the ... ii) (iv) (c) (ii) (iv) (i) (iii) (d) (iii) (iv) (i) (ii)

Last Answer : (d) (iii) (iv) (i) (ii)

Approximately what percentage of water absorption takes place in the small intestine vs. the colon (and a followup question)?

Description : Approximately what percentage of water absorption takes place in the small intestine vs. the colon (and a followup question)?

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How are the small intestine and large intestine related to the function of absorption? -Biology

Description : How are the small intestine and large intestine related to the function of absorption? -Biology

Last Answer : answer:

What vitamin does Intrinsic factor facilitates its absorption from the small intestine?

Description : What vitamin does Intrinsic factor facilitates its absorption from the small intestine?

Last Answer : Need answer

The absorption of glucose in the digestive tract (A) Occurs in the small intestine (B) Is stimulated by the hormone Glucagon (C) Occurs more rapidly than the absorption of any other sugar (D) Is impaired in cases of diabetes mellitus

Description : The absorption of glucose in the digestive tract (A) Occurs in the small intestine (B) Is stimulated by the hormone Glucagon (C) Occurs more rapidly than the absorption of any other sugar (D) Is impaired in cases of diabetes mellitus

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After digestion the next step is absorption done by cells of the mucous membrane of the intestine. For this task a large absorption surface is an advantage. How is it possible in the small internal space of the body of a pluricellular organism to present a large intestinal surface?

Description : After digestion the next step is absorption done by cells of the mucous membrane of the intestine. For this task a large absorption surface is an advantage. How is it possible in the small internal space of the body of a pluricellular organism to present a large intestinal surface?

Last Answer : Evolution tried to solve this problem in two ways. The simplest is the long and tubular shape of the bowels (approximately eight meters in extension), making possible that numerous ... function of increasing the absorption surface too. Digestion System - Image Diversity: intestinal villi microvilli

The rate of drug absorption is greatest in; A A. The small intestine B. The large intestine C. The stomach D. Plasma

Description : The rate of drug absorption is greatest in;  A A. The small intestine B. The large intestine C. The stomach D. Plasma

Last Answer : The small intestine

Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in column II. Column I Column II (a) Glycerol, fatty acids Duodenum, move as chylomicrons (b) Cholesterol, maltose Large intestine, active absorption (c) Glycine, glucose Small intestine, active absorption (d) Fructose, Na+ Small intestine, passive absorption

Description : Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in column II. Column I Column II (a) Glycerol, fatty acids Duodenum, ... , glucose Small intestine, active absorption (d) Fructose, Na+ Small intestine, passive absorption

Last Answer : (c) Glycine, glucose Small intestine, active absorption

Epithelial cells of the intestine involved in food absorption have on their surface (a) pinocytic vesicles (b) microvilli (c) zymogen granules (d) phagocytic vesicles.

Description : Epithelial cells of the intestine involved in food absorption have on their surface (a) pinocytic vesicles (b) microvilli (c) zymogen granules (d) phagocytic vesicles.

Last Answer : (b) microvilli

. One very special feature in the earthworm (Pheretima) is that (a) fertilization of eggs occurs inside the body (b) the typhlosole greatly increases the effective absorption area of the digested food in the intestine (c) the S-shaped setae embedded in the integument are the defensive weapons used against the enemies (d) it has a long dorsal tubular heart.

Description : . One very special feature in the earthworm (Pheretima) is that (a) fertilization of eggs occurs inside the body (b) the typhlosole greatly increases the effective absorption area of the digested food ... are the defensive weapons used against the enemies (d) it has a long dorsal tubular heart.

Last Answer : (b) the typhlosole greatly increases the effective absorption area of the digested food in the intestine

How does the structure of the smail intestine help absorption?

Description : How does the structure of the smail intestine help absorption?

Last Answer : They all

In the intestine the rate of absorption is highest for (A) Glucose and galactose (B) Fructose and mannose (C) Fructose and pentose (D) Mannose and pentose

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Vitamin D absorption is increased in (A) Acid pH of intestine (B) Alkaline pH of intestine (C) Impaired fat absorption (D) Contents of diet

Description : Vitamin D absorption is increased in (A) Acid pH of intestine (B) Alkaline pH of intestine (C) Impaired fat absorption (D) Contents of diet

Last Answer : Answer : A

The rate of absorption of sugars in intestine is highest for which monosaccharide?

Description : The rate of absorption of sugars in intestine is highest for which monosaccharide? 

Last Answer : Absorption rate of galactose is more than glucose, while fructose is absorbed at a lesser rate than glucose.

Thyroid hormone: a. increases the absorption of carbohydrate from the intestine b. exerts a negative feedback action on TSH production c. increases the concentration of 2,3-DPG within the red blood cells d. all above

Description : Thyroid hormone: a. increases the absorption of carbohydrate from the intestine b. exerts a negative feedback action on TSH production c. increases the concentration of 2,3-DPG within the red blood cells d. all above

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The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one of these is correctly identified in the options given, along with its correct location and function? (A) (B) (C) (D) Tissue Location Function (a) (B) Glandular Intestine Secretion epithelium (b) (C) Collagen Cartilage Attach skeletal fibres muscles to bones(c) (D) Smooth Heart Heart muscle contraction tissue (d) (A) Columnar Nephron Secretion epithelium and absorption

Description : The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one of these is correctly identified in the options given, along with its ... Smooth Heart Heart muscle contraction tissue (d) (A) Columnar Nephron Secretion epithelium and absorption

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The following is true of aluminium hydroxide gel except: A. It is a weak and slowly reacting antacid B. Its acid neutralizing capacity decreases on storage C. It interferes with absorption of phosphate in the intestine D. It causes loose motions as a side effect

Description : The following is true of aluminium hydroxide gel except: A. It is a weak and slowly reacting antacid B. Its acid neutralizing capacity decreases on storage C. It interferes with absorption of phosphate in the intestine D. It causes loose motions as a side effect

Last Answer : D. It causes loose motions as a side effec

Guargum limits post-prandial glycaemia by: A. Inhibiting intestinal brush border α-glucosidases B. Slowing carbohydrate absorption from intestine C. Releasing incretins from the intestine D. Promoting uptake of glucose into skeletal muscles

Description : Guargum limits post-prandial glycaemia by: A. Inhibiting intestinal brush border α-glucosidases B. Slowing carbohydrate absorption from intestine C. Releasing incretins from the intestine D. Promoting uptake of glucose into skeletal muscles

Last Answer : B. Slowing carbohydrate absorption from intestin

Chief function of large intestine is (a) Absorption of fat (b) Absorption of salts (c) Absorption of minerals (d) Absorption of water

Description : Chief function of large intestine is (a) Absorption of fat (b) Absorption of salts (c) Absorption of minerals (d) Absorption of water

Last Answer : (d) Absorption of water

The site of absorption of alcohol in man is (a) Oesophagus (b) Intestine (c) Large intestine (d) Stomach

Description : The site of absorption of alcohol in man is (a) Oesophagus (b) Intestine (c) Large intestine (d) Stomach

Last Answer : (d) Stomach

The unit of absorption in the intestine is (a) Villus (b) Alveoli (c) Osteon (d) None

Description : The unit of absorption in the intestine is (a) Villus (b) Alveoli (c) Osteon (d) None

Last Answer : (a) Villus

Assertion `:-` Small intestine is very long and has plica circularis & villi Reason `:` All these increase internal surface area of small intestine fo

Description : Assertion `:-` Small intestine is very long and has plica circularis & villi Reason `:` All these increase internal surface area of small intestine fo

Last Answer : Assertion `:-` Small intestine is very long and has plica circularis & villi Reason `:` All these ... False. D. If both Assertion & Reason are false.

A 16-year-old boy suffers a mid-gut volvulus with massive loss of small intestine. Which of the following statement(s) is/are true concerning his nutritional requirements and management? a. If at least 18 inches of residual small intestine survives, the patient may tolerate some form of enteral nutrition b. A nutritional regimen consisting of supplemental glutamine, growth hormone, and a modified high carbohydrate, low fat diet may be beneficial in this patient c. The regimen described above may decrease the cost of care d. TPN needs will increase after discontinuation of growth hormone

Description : A 16-year-old boy suffers a mid-gut volvulus with massive loss of small intestine. Which of the following statement(s) is/are true concerning his nutritional requirements and management? a. If ... above may decrease the cost of care d. TPN needs will increase after discontinuation of growth hormone

Last Answer : Answer: a, b, c Prior to the availability of TPN, most patients developing short bowel syndrome from either surgery or catastrophic event died. In selected patients, however, with ... the growth hormone did not increase TPN needs in patients once they had undergone successful gut rehabilitation

How is the small intestine designed to absorb digested food ? -Biology

Description : How is the small intestine designed to absorb digested food ? -Biology

Last Answer : The small intestine is designed to provide maximum area for absorption of digested food and its transfer into the blood for its circulation into the body. For this the inner lining of the small ... supplied with blood vessels which take the absorbed food to each and every cell of the body.

The three secretion smeeting the food in small intestine are

Description : The three secretion smeeting the food in small intestine are

Last Answer : The three secretion smeeting the food in small intestine are A. Bile, pancreatic juice and intestinal ... juice D. Bile, gastric juice and saliva

The length of small intestine in a deer is more as compared to the length of small intestine of a tiger. The reason for this is — (a) Mode of intake of food. (b) Type of food consumed. (c) Presence or absence of villi in intestines. (d) Presence or absence of digestive enzymes

Description : The length of small intestine in a deer is more as compared to the length of small intestine of a tiger. The reason for this is — (a) Mode of intake of food. (b) Type of food consumed. (c) Presence or absence of villi in intestines. (d) Presence or absence of digestive enzymes

Last Answer : (b) Type of food consumed.

Digestion of food is completed in the -----? A. small intestine (Answer) B. large intestine C. stomach D. Liver

Description : Digestion of food is completed in the -----? A. small intestine (Answer) B. large intestine C. stomach D. Liver

Last Answer : A. small intestine (Answer)

How food is absorbed inside the small intestine?

Description : How food is absorbed inside the small intestine?  

Last Answer : In ileum completely digested food is ready to absorb. Small intestine is 20 feet long. Its internal structure consists of thousands of finger like projections called villi. The glucose, amino acids, glycerol ... the intestinal lining to form fats again. Then these fats pass into the lacteals.   

Describe the role of small intestine in digestion of food.

Description : Describe the role of small intestine in digestion of food. 

Last Answer : In small intestine Liver and Pancreas play an important role for digestion of food. Role of Liver: - i) Liver is reddish brown organ present just below the diaphragm (under ribs) on right ... If any food still remain undigested enzymes secreted by glands of small intestine help to digest it. 

Intestinal villi are numerous and larger in posterior part of small intestine because (a) Digestion is faster in posterior part (b) Blood supply is poor in anterior part (c) Blood supply is poor in posterior part. (d) There is more digested food in posterior part

Description : Intestinal villi are numerous and larger in posterior part of small intestine because (a) Digestion is faster in posterior part (b) Blood supply is poor in anterior part (c) Blood supply is poor in posterior part. (d) There is more digested food in posterior part

Last Answer : (d) There is more digested food in posterior part

The role of the M cell is toA- .trap virus in mucus and prevent entry B- induce apoptosis in virus-infected small intestinal epithelia cells C- pass bacteria or virus to underlying macrophages for processing and presentation of antigen D- they use their cilia to propel mucus out of the small intestine

Description : The role of the M cell is to A- .trap virus in mucus and prevent entry B- induce apoptosis in virus-infected small intestinal epithelia cells C- pass bacteria or virus to underlying macrophages for ... and presentation of antigen D- they use their cilia to propel mucus out of the small intestine

Last Answer : pass bacteria or virus to underlying macrophages for processing and presentation of antigen

What is the function of the small intestine?

Description : What is the function of the small intestine?

Last Answer : A: The small intestine is responsible for absorbing nutrients from food and transferring them to the bloodstream.

Why is small intestine in herbivores longer than in carnivores ? (b) What will happen if mucus is not secreted by the gastric glands ? -Science

Description : Why is small intestine in herbivores longer than in carnivores ? (b) What will happen if mucus is not secreted by the gastric glands ? -Science

Last Answer : Herbivores eat only plants so they need a longer small intestine to allow the cellulose present in the plants to be digested completely. (b) If mucus is not secreted, hydrochloric acid will cause the erosion of inner lining of stomach leading to the formation of ulcers in the stomach.

What is the lining of the small intestine made up of? -Biology 9th

Description : What is the lining of the small intestine made up of? -Biology 9th

Last Answer : columnar epithelial tissue

What is the lining of the small intestine made up of? -Biology 9th

Description : What is the lining of the small intestine made up of? -Biology 9th

Last Answer : answer:

(a) Draw a diagram to show the nutrition in Amoeba and label the parts used for this purpose. Mention any other purpose served by this part other than nutrition. (b) Name the glands associated with digestion of starch in human digestive tract and mention their role. (c) How is required pH maintained in the stomach and small intestine? -Biology

Description : (a) Draw a diagram to show the nutrition in Amoeba and label the parts used for this purpose. Mention any other purpose served by this part other than nutrition. (b) Name the glands associated ... mention their role. (c) How is required pH maintained in the stomach and small intestine? -Biology

Last Answer : Answer.(a) Pseudopodia serves the purpose of locomotion apart from nutrition. (b) The salivary gland is associated with digestion of starch in human digestive tract. It secretes saliva which contains ... juice from liver makes the food alkaline in small intestine for the pancreatic enzymes to act.

Why do herbivores have longer, small intestine than carnivores ? -Biology

Description : Why do herbivores have longer, small intestine than carnivores ? -Biology

Last Answer : Digestion of cellulose takes a longer time. Hence, herbivores eating grass need a longer small intestine to allow complete digestion of cellulose. Carnivorous animals cannot digest cellulose due to the absence of enzyme CELLULASE, hence they have a shorter intestine.

What are the regions of the small intestine? -Biology

Description : What are the regions of the small intestine? -Biology

Last Answer : answer:

Describe the structure of the small intestine and its role in digestion? -Biology

Description : Describe the structure of the small intestine and its role in digestion? -Biology

Last Answer : answer:

why should the stomach need such an extreme PH level while the small intestine do not? -Biology

Description : why should the stomach need such an extreme PH level while the small intestine do not? -Biology

Last Answer : answer:

What is the pH of the small intestine ?

Description : What is the pH of the small intestine ?

Last Answer : The pH value of small intestine is 8. That is, it is alkaline

What is the name of the small intestine that is examined ?

Description : What is the name of the small intestine that is examined ?

Last Answer : The name of the test is "Colonoscopy".

What is the length of small intestine ?

Last Answer : The length of the small intestine is 7 meters

What is the length of the small intestine in human body ?

Last Answer : The length of small intestine of human body is about 6-7 meters.