Medical Quiz

Breathing ...Respiration Quiz


A food sample is boiled with dilute hydrochloric acid and neutralized. When tested with Benedict’s solution, an orange-red colour is produced. This indicates that the food contains…

A. non-reducing sugar

B. lipids

C. proteins

D. amino acids

The villus of the ileum is BEST adapted to

A. absorb water from undigested food

B. help in digestion

C. increase the surface area for absorption

D. decrease movement of food

Which of the following organs involved in the digestive system does NOT produce digestive enzymes?

A. pancreas

B. stomach

C. ileum

D. liver

In which of the following parts of the alimentary canal is starch MAINLY digested ?

I. Mouth
II. Stomach
III. Small intestine
IV. Large intestine

A. II only

B. I and III

C. I and II

D. I, II, and IV

The part of the gut into which the bile empties is the

A. duodenum

B. caecum

C. ileum

D. stomach

Which enzyme is concerned with the breakdown of lipids?

A. pepsin

B. amylase

C. trypsin

D. lipase

Which enzyme has the ability to work BEST in an acidic pH?

A. pepsin

B. amylase

C. trypsin

D. lipase

A vegetarian diet

A. lacks fats and oils which are not produced by plants

B. gets inferior quality vitamins from plants

C. requires large qualities of food to supply essential amino acids

D. requires large quantities of food to supply essential mineral nutrient

A man has poor night vision and his gums bleed whenever he brushes his teeth. He could improve his health by eating more

A. fish liver oil and eggs

B. carrots and oranges

C. brown rice and carrots

D. milk and fish

The process which moves food through the alimentary canal is called

A. peristalsis

B. swallowing

C. mastication

D. digestion

Which of the following teeth would be MOST suitable for peeling cane or removing meat from a bone?

A. Canines

B. Incisors

C. Premolars

D. Molars

Which of the following nutrients supply the MOST energy ?

A. glucose

B. starch

C. proteins

D. lipids

Which of the following is essential in the diet of a mammal to develop strong bones and teeth?

A. vitamin C

B. vitamin A

C. Calcium

D. Iron


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