A clot that forms and remains in an unbroken blood vessel is a(n)
A. thrombus.
B. plasmin.
C. embolus.
D. stem cell.
Answer: A
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All of the following are veins of the lower limbs EXCEPT the ________
A) external iliac vein B) fibular vein C) popliteal vein D) hepatic veins
The blood supply to the skin is called (the)
A) hypodermis. B) cutaneous plexus. C) brachial plexus. D) venous anastomosis. E) None of the answers are correct.
Deep lymphatic vessels are found
A) under mucous membranes. B) in the brain. C) near deep arteries and veins. D) in subcutaneous tissue. E) in the walls of organs.
How does distribution of sympathetic nerves differ from the distribution of parasympathetic nerves?
A. Only parasympathetic nerves innervate the thoracic region. B. Spinal nerves contain sympathetic fibers, while cranial nerves contain parasympathetic fibers. C. Only the sympathetic division serves the head and neck. D. Sympathetic fibers innervate the abdominal cavity, while parasympathetic fibers innervate the pelvic region.