Nokea
Isthmus of fundic [gastric] gland contain the following except:
- A. Surface epithelial cells
- B. Parietal cells
- C. Chief cells.
- D. Stem cells
Correct Answer: C
Rationale: The isthmus contains stem cells, surface epithelial cells, and parietal cells, but chief cells are found deeper in the gland body and base.
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How many salivary glands are found in a man?
- A. 5 Pairs.
- B. 2 Pairs.
- C. 4 Pairs.
- D. 3 Pairs.
Correct Answer: D
Rationale: Humans have three pairs of major salivary glands: parotid, submandibular, and sublingual.
Lamina propria of hard palate is formed by:
- A. Loose areolar connective tissue.
- B. Adipose tissue
- C. Periostium of the bone above
- D. Mucoid connective tissue.
Correct Answer: C
Rationale: The lamina propria of the hard palate is directly continuous with the periosteum of the underlying bone, providing a firm attachment. Loose areolar tissue is more typical in softer mucosal areas.
Match each term with the correct description: filtering units of kidney
- A. urethra
- B. nephrons
- C. bladder
- D. kidneys
Correct Answer: B
Rationale: Nephrons are the filtering units within the kidneys.
What is an example of assimilation?
- A. absorption of glycerol into lacteals
- B. breakdown of alcohol in the liver
- C. building of proteins from amino acids
- D. release of a hormone from a gland
Correct Answer: C
Rationale: Assimilation involves using absorbed nutrients to synthesize cellular components; building proteins from amino acids is a prime example.
Chemical digestion of carbohydrates begins in the........... whereas chemical digestion of proteins begins in the...........
- A. Oral cavity; duodenum
- B. Stomach; oral cavity
- C. Stomach; duodenum
- D. Oral cavity; Stomach
Correct Answer: D
Rationale: Carbohydrate digestion starts in the oral cavity with salivary amylase, while protein digestion begins in the stomach with pepsin.