Which Statement About the Bladder Is TRUE

question 51

Multiple Choice

Which statement about the bladder is TRUE?

• A) The bladder wall lacks rugae.
• B) Three openings from the urinary bladder form the trigone.
• C) It contracts when stimulated by the sympathetic nervous system.
• D) Continuous peristalsis in the bladder wall promotes urine flow.

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Definitions:

Veins

Blood vessels that carry blood towards the heart, typically carrying deoxygenated blood, except for the pulmonary and umbilical veins.

Sympathetic Nerve Fibers

Part of the autonomic nervous system that prepares the body for stress-related activities.

Tunica Media

The middle layer of the wall of a blood vessel or hollow organ, composed mostly of smooth muscle and elastic fibers, responsible for regulating the diameter of the vessel.

Blood Vessel Walls

The structures that form the boundaries of blood vessels, consisting of layers including the endothelium, smooth muscle, and connective tissue.