SPEED TEST- 11/16

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SPEED TEST- 11/16

Human Physiology - Digestion and Absorption

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1. The diagram of large intestine of man is given below. Identify the parts labelled A, B, C, D, E and F. *

1 point

A = Sigmoid, B = Vermiform appendix, C = Descending colon, D = Transverse colon, E = Ascending colon, F = Caecum.

A = Caecum, B = Vermiform appendix, C = Sigmoid, D = Ascending colon, E = Transverse colon, F = Descending colon

A = Caecum, B = Vermiform appendix, C = Ascending colon, D = Transverse colon, E = Descending colon, F = Sigmoid.

A = Sigmoid, B = Vermiform appendix, C = Ascending colon, D = Transverse colon, E = Descending colon, F = Caecum

2. Liver the largest gland is associated with several functions. Which one of the following is stated incorrectly? *

1 point

Stores glucose as glycogen

Makes all the cholestrol that human body needs

Manufactures bile, converts the amino group to urea

Secrete hormone called gastric juice

3. which one of the following statement is not correct about intestinal villi? *

1 point

A multitudinous finger-like projections having many microvilli

Increase the internal surface area of the intestinal wall

Supplied with capillaries and the lacteal vessels

Partcipate only in digestion of fats

4. The following list describes four major digestive enzymes. Which one of the following is incorrect? *

1 point

Nuclease - Small intestine - Stomach

Pepsin - Gastric glands - Stomach

Salivary amylase - Salivary glands - Mouth

Lipase - Pancreas - Small intestine

5. A young infant may be feeding entirely on mother's milk which is white in colour but the stool which the infant passes out is quite yellowish. What is this yellow colour due to *

1 point

Intestinal Juice

Undigested milk protein casein

Pancreatic juice poured into duodenum

Bile pigments passed through bile juice

6. Name the hormone that stimulates the secretion of gastric juice. *

1 point

Enterokinase

Gastrin

Enterogastrone

Renin

7. Bile salts act as activator of which enzyme? *

1 point

Trypsinogen

Lipase

Pepsinogen

Pancraetic amylase

8. Aggregates of lymphoid tissue present in the distal portion of the small intestine are known as *

1 point

Peyer's Patches

Rugae

Villi

Choroid plexus

9. Where is protein digestion accomplished? *

1 point

Rectum

Duodenum

Stomach

Ileum

10. Release of pancreatic juice on detection of fat and protein is stimulated by *

1 point

Enterokinase

Cholecystokinin

Trypsinogen

Secretin

11. Oxyntic cells in Stomach secrete____ *

1 point

Pepsin

HCl

Rennin

Mucus

12. Parotid salivary glands occur____ *

1 point

Below orbits

At the angle of jaws

Below tongue

Below ears/ external acoustic meatus

13. Enzyme trypsinogen is changed to trypsin by___ *

1 point

Enterogastrone

Secretin

Entrokinase

Gastrin

14. Fatty acids and glycerol are first absorbed by *

1 point

Villi

Hepatic portal vein

Lymph Vessels

Blood capillaries

15. Enzyme trypsin is secreted by *

1 point

Stomach

Duodenum

Pancreas

Liver

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