Nokea
What do you mean by the process of digestion?
- A. Conversion of complex substances into simpler form
- B. Absorption of monomers by the body
- C. Conversion of monomers into polymers
- D. Absorption of water and food
Correct Answer: A
Rationale: Digestion is the breakdown of complex food substances into simpler forms for absorption.
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Aldosterone does what?
- A. Prevents Na+ reabsorption
- B. Promotes Water reabsorption
- C. Promotes Na+ reabsorption
- D. Prevents water reabsorption
Correct Answer: C
Rationale: Aldosterone promotes sodium reabsorption in the distal tubule and collecting duct, indirectly aiding water retention.
Which of the following is a key function of the liver?
- A. Produces bile for fat digestion
- B. Absorbs water
- C. Secretes saliva
- D. Moves food via peristalsis
Correct Answer: A
Rationale: The liver produces bile to emulsify fats, among other functions like detoxification and nutrient metabolism.
Bile Juice is formed in the
- A. Kidney
- B. Salivary Gland
- C. Liver
- D. Lung
Correct Answer: C
Rationale: The liver is the largest gland in the body and mainly secretes 'Bile Juice' which is stored in the gall bladder. Bile juice is released into the small intestine to aid in fat digestion.
Besides your urinary system, what other organs in your body help in excretion?
- A. lungs
- B. skin
- C. skin and lungs
- D. none of the above
Correct Answer: C
Rationale: Both the lungs (excreting carbon dioxide) and skin (excreting sweat) aid in excretion.
The greater omentum does not participate in:
- A. secretion of enzymes
- B. support and cushioning of the viscera
- C. storage of lipids
- D. protection against the spread of infection
Correct Answer: A
Rationale: The greater omentum provides structural support, lipid storage, and protection against infection spread, but it does not secrete enzymes.