Nokea
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.
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After digestion, Protein is converted into ?
- A. Glucose
- B. Sucrose
- C. Fat
- D. Amino Acid
Correct Answer: D
Rationale: Proteins are broken down into amino acids during digestion, primarily by enzymes like pepsin in the stomach and trypsin in the small intestine, for absorption and use by the body.
Which part of our body secrets pepsin?
- A. Liver
- B. Pancreas
- C. Thyroid gland
- D. Stomach
Correct Answer: D
Rationale: Gastric chief cells present in our stomach secrete pepsin. It is responsible for the digestion of proteins. The stomach is responsible for the digestion of food. It secretes HCl (Hydrochloric acid) to aid digestion.
Which of the following structures is a common passageway for both food and air?
- A. Nasopharynx
- B. Oropharynx
- C. Esophagus
- D. Trachea
Correct Answer: B
Rationale: The oropharynx serves as a common pathway for food (to the esophagus) and air (to the laryngopharynx and trachea), unlike the other options.
Which of the following enzymes formed in the pancreas aids in protein digestion?
- A. Amylase
- B. Lipase
- C. Trypsinogen
- D. Trypsin
Correct Answer: D
Rationale: Trypsin, activated from trypsinogen, is a pancreatic enzyme that digests proteins.
Formation of gallstones is referred to as:
- A. jaundice
- B. cirrhosis
- C. hepatitis
- D. cholelithiasis
Correct Answer: D
Rationale: Cholelithiasis is the medical term for the formation of gallstones.