Nokea
All about foliate papilla is true EXCEPT:
- A. Present at tip & sides of tongue rabbit
- B. Covered by st sq nonkeratinized epith.
- C. Rare in human but numerous in rabbits
- D. Its sides carry taste buds.
Correct Answer: A
Rationale: Foliate papillae are located on the posterolateral sides of the tongue, not the tip, and are rudimentary in humans but prominent in rabbits.
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Fats are absorbed in
- A. Lacteals in stomach
- B. Lacteals in colon
- C. Lacteals in jejunum
- D. Blood capillaries in duodenum
Correct Answer: C
Rationale: Fats are absorbed into lacteals in the jejunum of the small intestine.
Peristalsis moves food material:
- A. in the stomach and small intestine only
- B. in the small and large intestines only
- C. in the stomach and small and large intestines only
- D. from the pharynx to the anal canal
Correct Answer: D
Rationale: Peristalsis is a wave-like muscle contraction that moves food material through the entire gastrointestinal tract.
If the kidney is damaged it may result in reduced erythrocytes. Why?
- A. Kidney makes erythropoietin. If it is damaged the hormone production decreases and therefore erythrocyte production decreases
- B. The kidney stimulates iron uptake. If it is damaged the iron levels decrease and therefore erythrocyte production decreases
- C. The kidney maintains the health of erythrocytes so if it is damaged they die more quickly
- D. The injured kidney needs erythrocytes to repair itself they therefore get used up more quickly
Correct Answer: A
Rationale: Kidney damage reduces erythropoietin, a hormone that stimulates red blood cell production.
Simple sugar of blood is-
- A. Dextrin
- B. Lactose
- C. Sucrose
- D. Glucose
Correct Answer: D
Rationale: Glucose is the primary simple sugar circulating in the blood.
Which of the following is synthesized and stored in the liver cells?
- A. Galactose
- B. Lactose
- C. Glycogen
- D. Arabinose
Correct Answer: C
Rationale: Glycogen is synthesized and stored in the liver for energy reserve.