Nokea
Adenoids are enlarged:
- A. Palatine tonsil
- B. Pharyngeal tonsil
- C. Lingual tonsil
- D. Laryngeal tonsil
Correct Answer: B
Rationale: Adenoids refer to the enlarged pharyngeal tonsil, located in the nasopharynx, which can obstruct breathing when hypertrophied.
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Match: Lipid
- A. a fat made of three fatty acids joined to one glycerol
- B. composed of monosaccharides
- C. used for enzymatic activity
- D. major source of quick energy
Correct Answer: A
Rationale: Lipids, or triglycerides, consist of three fatty acids attached to a glycerol molecule and provide energy storage.
Homeostasis is best described as:
- A. The process by which we change our external environment so that we are comfortable
- B. A process that uses hormones to adjust our bodily functions
- C. A process by which nerves and hormones operate together to keep the internal environment stable no matter what the external conditions
- D. A process by which the nerves make us respond to danger
Correct Answer: C
Rationale: Homeostasis maintains internal stability using nerves and hormones despite external changes.
What is the name of the blood vessel that brings blood to the kidney?
- A. Hepatic artery
- B. Renal vein
- C. Hepatic vein
- D. Renal artery
Correct Answer: D
Rationale: The renal artery supplies blood to the kidney for filtration.
Which of the following statements are true about the Pancreatic juice?
- A. Pancreatic juice is acidic.
- B. Pancreatic juice is alkaline.
- C. Pancreatic juice is neutral.
- D. All of the above.
Correct Answer: B
Rationale: Pancreatic juice is alkaline due to its bicarbonate content, which neutralizes the acidic chyme entering the duodenum.
Sweating during exercise will cause loss of water to the body. It is important to replace the water or could set in:
- A. leukemia
- B. dehydration
- C. heart disease
- D. diabetes
Correct Answer: B
Rationale: Dehydration occurs when water loss exceeds intake, a common risk during exercise.