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.
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Related Questions
Correct Answer is D
Explanation
a. Parathyroid: Parathyroid glands regulate calcium levels in the blood, not testosterone.
b. Posterior pituitary: The posterior pituitary gland stores and releases hormones produced in the hypothalamus, not testosterone.
c. Thyroid: The thyroid gland produces thyroid hormones, not testosterone.
d. Anterior pituitary: The anterior pituitary gland produces gonadotropin-releasing hormone (GnRH), which stimulates the testes to produce testosterone in males.
Correct Answer is B
Explanation
a: Testes - The testes are located outside the body cavity within the scrotum and are responsible for producing sperm and testosterone.
b. Prostate: The prostate gland is a male reproductive organ located at the neck of the bladder and surrounds the urethra. It plays a role in the production of seminal fluid, which nourishes and transports sperm.
c: Rugae - Rugae are folds in the mucous membrane lining the urinary bladder that allow it to stretch as it fills with urine; they do not surround the urethra.
d: Bulbourethral - The bulbourethral glands (Cowper's glands) are pea-sized glands located below the prostate gland that secrete a clear fluid into the urethra during sexual arousal, but they do not surround the urethra at the neck of the bladder.
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