Which of the following identifies the hepatic flexure?
Splenic flexure
Right colic flexure
Pontine flexure
Left colic flexure
The Correct Answer is B
a. Splenic flexure: This is the bend between the transverse and descending colon on the left side, also known as the left colic flexure.
b. Right colic flexure: The hepatic flexure, also known as the right colic flexure, is the bend between the ascending and transverse colon near the liver.
c. Pontine flexure: This refers to a bend in the developing brainstem, not the colon.
d. Left colic flexure: This is another name for the splenic flexure, not the hepatic flexure.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
a. Lipase: Lipase is the enzyme responsible for breaking down fats into fatty acids and glycerol during digestion.
b. Maltase: Maltase is an enzyme that breaks down maltose into glucose molecules. It is involved in carbohydrate digestion.
c. Protease: Proteases are enzymes that break down proteins into amino acids. They are not involved in fat digestion.
d. Lactase: Lactase is an enzyme that breaks down lactose, the sugar found in milk, into glucose and galactose. It is involved in carbohydrate digestion.
Correct Answer is A
Explanation
a. Pyloric sphincter: This sphincter regulates the passage of chyme from the stomach into the duodenum.
b. Lower esophageal sphincter: This sphincter prevents the backflow of stomach contents into the esophagus.
c. Ileocecal sphincter: This controls the flow of material from the ileum of the small intestine into the cecum of the large intestine.
d. Internal anal sphincter: This sphincter controls the release of feces from the rectum but is not involved in the release of chyme
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