What is true about the blood supply to the skin?
A) Both epidermis and dermis are poorly vascularized.
B) Epidermis is avascular and dermis is richly vascularized.
C) Epidermis is richly vascularized and dermis is avascular.
D) Both epidermis and dermis are richly vascularized.
Answer: B
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How many grams of NaCl, m.w. 58.5 daltons, are necessary to make 1 liter of 5% saline?
A) 1 B) 50 C) 2.9 D) 58.5 E) 6.02 × 10 23
The primary purpose of the blood-brain barrier is to
A) hook areas of the brain together. B) drain blood from the brain. C) isolate the CNS from general circulation. D) provide the brain with oxygen. E) None of the answers are correct.
Each day about ________ liter(s) of peritoneal fluid enters and leaves the peritoneal cavity.
A) 10 B) 13 C) 7 D) 1 E) 26
The study of how diseases occurs and the responses of living organisms to disease process is ____.
a. anatomy b. physiology c. biology d. pathophysiology