Nokea
Digestion of starch starts from the mouth, whereas ...A... is the site of digestion mainly for ...B... Choose the correct combination of options to complete the given statement.
- A. A-Stomach; B-Protein
- B. A-Stomach; B-Starch
- C. A-Small intestine; B-Protein
- D. A-Small intestine; B-Cellulose
Correct Answer: C
Rationale: The small intestine is the primary site for protein digestion, while starch digestion begins in the mouth.
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The pancreas makes the following hormones:
- A. Oestrogen and progesterone
- B. Insulin and Glucagon
- C. Testosterone and Oestrogen
- D. Anti Diuretic Hormone and adrenalin
Correct Answer: B
Rationale: The pancreas produces insulin and glucagon to regulate blood sugar.
The nephron is surrounded by capillaries. What is their name?
- A. Multitubular capillaries
- B. Unitubular capillaries
- C. Peritubular capillaries
- D. Polytubular capillaries
Correct Answer: C
Rationale: Peritubular capillaries surround the nephron, facilitating reabsorption and secretion.
Which process matches the definition: The process of taking food, drink or other substance into the body by swallowing or absorbing it?
- A. Assimilation
- B. Ingestion
- C. Absorption
- D. Motility
Correct Answer: B
Rationale: Ingestion is the act of taking food into the body via the mouth.
Sieve plate is the found in the endothelium of:
- A. Hepatic sinusoids.
- B. Fenestrated capillaries of intestinal villi.
- C. Capillaries of islets of Langerhans.
- D. Lacteal lymphatic capillaries.
Correct Answer: A
Rationale: Sieve plates are clusters of fenestrae in the endothelium of hepatic sinusoids, allowing plasma exchange with the space of Disse.
Crypts of Lieberkuhn are found in between the villi. They secrete :
- A. Glucagon
- B. Succus entericus
- C. Insulin
- D. Gastric juice
Correct Answer: B
Rationale: Crypts of Lieberkuhn secrete succus entericus for intestinal digestion.