If an incision had to be made in the small intestine to remove an obstruction, which tunica would be cut first?
- A. muscularis
- B. mucosa
- C. submucosa
- D. serosa
Correct Answer: D
Rationale: The serosa is the outermost layer of the small intestine and would be the first layer cut during surgery.
You may also like to solve these questions
Carbohydrates are comprised of carbon, , and oxygen.
- A. iron
- B. hydrogen
- C. nitrogen
- D. sulfur
Correct Answer: B
Rationale: Carbohydrates consist of carbon, hydrogen, and oxygen in a specific ratio.
Proteins are composed of substances called
- A. lipids
- B. amino acids
- C. carbohydrates
- D. nucleotides
Correct Answer: B
Rationale: Proteins are polymers of amino acids, their fundamental building blocks.
Which enzyme works in highly acidic pH
- A. Pepsin
- B. Lipase
- C. Erepsin
- D. Amylopsin
Correct Answer: A
Rationale: Pepsin functions optimally in the highly acidic pH of the stomach (around 1.8-2).
A client who has not been allowed to eat for several days is ordered to begin a full liquid diet. The nurse can encourage the client to begin eating using which of the following statements?
- A. Your stomach can expand as you eat'
- B. Your stomach has permanently shrunk'
- C. You don't need to eat yet'
- D. Liquids won't help your stomach'
Correct Answer: A
Rationale: The stomach's rugae allow it to expand with food intake, countering the client's concern.
Filiform papilla of tongue:
- A. Present at sulcus terminalis.
- B. Covered by Parakeratinized epith.
- C. Carry taste buds.
- D. Has underlying Von Ebner's glands.
Correct Answer: B
Rationale: Filiform papillae are covered by parakeratinized epithelium and are numerous on the anterior tongue, but they do not carry taste buds or have Von Ebner's glands.