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Which of the following structures allow the stomach to expand?

Chief cells

Microvilli

Villi

Rugae

Answer and Explanation

The Correct Answer is D

A. Chief cells: These are gastric gland cells that secrete pepsinogen, not involved in stomach expansion.

B. Microvilli: These are microscopic extensions in the small intestine for nutrient absorption, not expansion.

C. Villi: Like microvilli, villi are found in the small intestine, not the stomach.

D. Rugae: Rugae are folds in the stomach lining that allow it to expand when filled with food or liquid.

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Correct Answer is C

Explanation

A. Gallbladder: The gallbladder stores and concentrates bile but does not produce it.

B. Spleen: The spleen is part of the immune system and blood filtration, not digestion.

C. Liver: The liver produces bile, which helps emulsify fats during digestion.

D. Pancreas: The pancreas produces digestive enzymes and insulin, not bile.

A. “You don't need a colonoscopy unless you have bleeding when you move your bowels.” B. “You don't need a colonoscopy unless you have a family history of colon cancer.” C. “You need to get a colonoscopy when you are 60 years old.” D. “You need to get a colonoscopy when you are 45 years old.”

Correct Answer is D

Explanation

A. “You don't need a colonoscopy unless you have bleeding when you move your bowels.”: This delays screening and ignores current guidelines.

B. “You don't need a colonoscopy unless you have a family history of colon cancer.”: Screening is recommended for average-risk individuals regardless of family history.

C. “You need to get a colonoscopy when you are 60 years old.”: This is later than current guidelines recommend.

D. “You need to get a colonoscopy when you are 45 years old.”: As per current USPSTF and American Cancer Society guidelines, colon cancer screening starts at age 45 for average-risk adults.

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Which of the following structures allow the stomach to expand?

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Naxlex Comprehensive Predictor Exams

Which organ produces bile?

Correct Answer is C

Explanation

A 44-year-old male client presents to the physician's office for a routine physical. When the patient is talking to the nurse, he asks when he needs to get a colonoscopy. The correct response would be:

Correct Answer is D

Explanation

Pancreatic lipase:

The nurse is caring for a client who is scheduled for a blood sampling for a serum creatinine level. The client asks the nurse, "What is the purpose for this test?" Which of the following responses should the nurse give?

Which of the following are functions of the liver? (Select all that apply.)

Which of the following is caused by a deficiency of erythropoietin?

What is the function(s) of the kidney? (Select all that apply.)

Food moves through the esophagus to the:

Based on their function, where would you expect to find microvilli to be in the body?

Activation of the renin-angiotensin-aldosterone system: