Nokea
Match: Incisors
- A. front teeth involved in biting food
- B. teeth used for grinding
- C. teeth for tearing meat
- D. teeth for crushing
Correct Answer: A
Rationale: Incisors are the front teeth primarily used for cutting or biting food.
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When teaching a group of senior citizens about nutrition, the nurse should include information about which of the following age-related changes in gastrointestinal functioning?
- A. Sensory changes that affect taste
- B. Problems with dentition
- C. Reduced gastric juice secretion
- D. Enhanced GI muscle tone
Correct Answer: C
Rationale: Reduced gastric juice secretion is a common age-related change affecting digestion.
The part of the stomach that meets the esophagus at the gastroesophageal sphincter is the:
- A. fundus
- B. cardia
- C. pylorus
- D. body
Correct Answer: B
Rationale: The cardia is the part of the stomach closest to the esophagus.
Which structure is the uppermost part of the alimentary canal or gastrointestinal (GI) tract?
- A. Esophagus
- B. Liver
- C. Cecum
- D. Sigmoid
Correct Answer: A
Rationale: The alimentary canal begins at the mouth, followed by the esophagus, making the esophagus the uppermost structure listed.
Which digestive processes take place in the mouth (buccal) cavity?
- A. chemical digestion
- B. mechanical digestion
- C. dissolving of nutrients
- D. all of the above
Correct Answer: D
Rationale: In the mouth, food undergoes mechanical digestion via chewing, chemical digestion through salivary amylase, and dissolving of nutrients.
In pancreas, pancreatic juice and hormone are secreted by-
- A. Islets of Langerhans
- B. Cells of Acini and Islets of Langerhans respectively
- C. Islets of Langerhans and cells of Acini respectively
- D. None of these.
Correct Answer: B
Rationale: Pancreatic juice is secreted by acinar cells, and hormones by Islets of Langerhans.