Nokea
Types of teeth in human -
- A. Thecodont
- B. Acrodont
- C. Pleurodont
- D. Homodont
Correct Answer: A
Rationale: Human teeth are thecodont, meaning they are embedded in sockets of the jawbone.
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A set of permanent teeth contains:
- A. 20 teeth
- B. 30 teeth
- C. 32 teeth
- D. 24 teeth
Correct Answer: C
Rationale: An adult human has 32 permanent teeth.
Which structure produces a liquid called chyme to help with the digestive process?
- A. 3
- B. 2
- C. 1
- D. 4
Correct Answer: A
Rationale: Structure 3 (stomach) produces chyme by mixing food with gastric juices. (Assuming typical diagram numbering; stomach is often 3.)
What happens during the oral phase of digestion?
- A. Food is chewed and mixed with saliva
- B. Chyme is formed with gastric juice
- C. Nutrients are absorbed
- D. Waste is expelled
Correct Answer: A
Rationale: In the oral phase, food is mechanically broken down by chewing and mixed with saliva to begin starch digestion.
On average what is the normal intake of water?
- A. 3200 cm^3
- B. 2300 cm^3
- C. 1300 cm^3
- D. 5000 cm^3
Correct Answer: B
Rationale: Average daily water intake is about 2300 cm³ (2.3 liters), including food and drink.
Zymogen cells of fundic glands show the following EXCEPT:
- A. Secrete gastric lipase
- B. Secrete rennin enzyme
- C. Present in the gland neck
- D. Secrete pepsinogen
Correct Answer: C
Rationale: Zymogen (chief) cells are located in the body and base of fundic glands, not the neck, and secrete pepsinogen and gastric lipase.