The
The Correct Answer is {"dropdown-group-1":"C"}
A. Gastric rugae: Ridges/folds in the stomach lining that allow it to expand, but do not regulate flow into the duodenum.
B. Antrum: The lower portion of the stomach that grinds food and mixes it with gastric juices; helps move chyme but does not regulate its release.
C. Pyloric sphincter: A muscular valve at the distal end of the stomach that controls the passage of chyme into the duodenum.
D. Fundus: The upper rounded portion of the stomach; involved in food storage, not in controlling outflow.
E. Cardial part: Connects the esophagus to the stomach and receives food; not involved in regulating outflow to the duodenum.
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Naxlex Comprehensive Predictor Exams
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Correct Answer is E
Explanation
A. Fluid sequestration in the upper limbs: Not typically a physiological response to cold.
B. Hypotonic hydration: Occurs when too much water dilutes body fluids, usually from overhydration, not cold exposure.
C. Hypervolemia: This is fluid overload, unlikely in cold exposure without excess intake.
D. Increased sensible water loss: Sensible water loss refers to loss via urine or sweat—sweating is reduced in cold environments.
E. Increased respiratory water loss: Cold, dry air increases insensible water loss via respiration due to humidification of inspired air.
Correct Answer is D
Explanation
A. Seminal vesicle: Located posterior to the bladder; contributes fluid to semen but does not surround the urethra.
B. Urethra: The tube that passes through the prostate; not a gland itself.
C. Bulbourethral gland: Located below the prostate; much smaller in size.
D. Prostate: The prostate gland is about the size of a golf ball, located just below the bladder, and encircles the prostatic urethra.
E. Ejaculatory duct: Passes through the prostate but is not the structure described.
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