Nokea
Absorption of fat occurs through the process of
- A. Active transport
- B. Facilitated transport
- C. Osmosis
- D. Simple diffusion
Correct Answer: D
Rationale: Fats, emulsified into micelles, are absorbed via simple diffusion into lacteals.
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Which process matches the definition: The process of distributing absorbed nutrients to the cells of the body for growth and repair?
- A. Ingestion
- B. Absorption
- C. Assimilation
- D. Peristalsis
Correct Answer: C
Rationale: Assimilation involves distributing absorbed nutrients to body cells for use.
Which type of motility in the large intestine helps in the absorption of water and electrolytes?
- A. Peristalsis
- B. Segmentation
- C. Mass movements
- D. Swallowing
Correct Answer: B
Rationale: Segmentation in the large intestine involves rhythmic contractions that mix contents, increasing contact time with the mucosa for water and electrolyte absorption.
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.
Stomach is the main site for the digestion of -
- A. Fats
- B. Carbohydrate
- C. Protein
- D. All of these
Correct Answer: C
Rationale: The stomach primarily digests proteins via pepsin.
Secondary papilla has separate epith. Cap in:
- A. Filiform papilla.
- B. Fungiform papilla.
- C. Foliate papilla.
- D. Circumvallate papilla.
Correct Answer: A
Rationale: Filiform papillae have secondary papillae with separate epithelial caps extending from the primary papillae, unlike other papillae types.