Removal of waste from body in the form of undigest

ATI RN

ATI RN Test Bank

Removal of waste from body in the form of undigested food is called

A. Digestion B. Absorption C. Assimilation D. Egestion

Correct Answer: D

Rationale: Egestion is the removal of undigested waste from the body.

Enzyme pepsin acts upon food at a pH of about-

A. 1.8 to split proteins B. 2 to split carbohydrate C. 7 to change protein into peptones D. 2 to change protein in amino acids

Correct Answer: A

Rationale: Pepsin works at a pH of about 1.8 to break down proteins into peptides.

During prolonged starvation, body derives nutrition from storage of -

A. Liver and adipose tissue B. Spleen C. Liver and lungs D. Subcutaneous fat and Pancreas

Correct Answer: A

Rationale: During starvation, the body uses glycogen from the liver and fats from adipose tissue.

Lactose composed of :-

A. Glucose + galactose B. Glucose + fructose C. Glucose + glucose D. Glucose + mannose

Correct Answer: A

Rationale: Lactose is a disaccharide made of glucose and galactose.

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