Multiple Choice
Primary Raynaud's disease is characterized by:
A) a localized dilation of a weakened section of the medial layer of an artery
B) association with a connective tissue or collagen vascular disease
C) incompetent valves and veins that have lost their elasticity
D) intermittent spasm of the digital arteries and arterioles,which results in decreased circulation to fingers and toes
Correct Answer:

Verified
Correct Answer:
Verified
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