Human nutrition

Human nutrition

Multiple Choice

which of the following is the correct function of bile

• to emulsify protein

• to provide enzyme

• to neutralize alkaline condition of foods that entering duodenum

• to increase the surface area for lipid digestion

Multiple Choice

diagram show human digestive system. in which organs does digestion of protein take place

• w and y

• w only

• x and z

• y and x

Multiple Choice

what is produce by bacteria as by product of respiration and can cause tooth decay

• alkaline

• acid

• tartar

• plaque

Multiple Choice

what is the function of these two teeth

• grinding

• holding

• biting

• cutting

Multiple Choice

name the teeth

• incisor

• molar

• premolar

• canine

Multiple Choice

The diagram shows the human alimentary canal.

Which of the organs are related to digestion of carbohydrates?

• R and T only

• P and Q only

• S and T only

• Q, R, S, and T

Multiple Choice

What is the function of the gall bladder? *2015 Q26

• absorption of fat

• digestion of fat

• production of bile

• storage of bile

Multiple Choice

Where does most of the digestive process take place?

• Small intestine

• Stomach

• Large intestine

Multiple Choice

Fats are digested by bile into fatty acids and glycerol

• True

• False

Multiple Choice

Bile is produced by ____, stored in ____, released by _____

• liver; duodenum; bile duct

• liver; gall bladder; bile duct

• gall bladder; liver; bile duct

• gall bladder; duodenum; bile duct

Multiple Choice

Peristalsis mixes food with gastric juice in the stomach

• True

• False

Multiple Choice

Which of the following enzymes digests proteins?

• Trypsin

• Lipase

• Peptidases

• Amylase

Multiple Choice

Where does ingestion begin?

• duodenum

• stomach

• mouth

• colon

Multiple Choice

What part of the small intestine are nutrients absorbed into the blood?

• Ilium

• Duodenum

• Gall Bladder

• Liver

Multiple Choice

What is the acid produced in the stomach?

• Sulphuric acid

• Nitric acid

• Hydrochloric acid

• Acetic acid

Multiple Choice

What word is used to describe food which has been mixed with stomach juices.

• Chyme

• Bolus

• Churning

• Mucus

Multiple Choice

Which term describes the movement of food down the oesophagus by a wave of muscular contraction

• Diffusion

• Peristalsis

• Chyme

• Bolus

Multiple Choice

Define the term chemical digestion

• The breaking down of large food molecules by the use of enzymes.

• The physical break down of food done by the teeth or the muscles in the stomach.

Multiple Choice

Define the term egestion

• The movement of nutrients from the digestive system into the blood

• The removal of undigested food from the body

• The breaking down of large insoluble molecules into small soluble molecules

• The taking in of nutrients.