An artificial airway adjunct:
A) effectively protects the airway from aspiration.
B) is a suitable substitute for manual head positioning.
C) should be inserted in any patient who is semiconscious.
D) does not obviate the need for proper head positioning.
Answer: D) does not obviate the need for proper head positioning.
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Hematopoiesis occurs in the ____
a. kidney b. bone marrow c. liver d. pancreas
Flow of lymph through a lymph node is slowed due to ________
A) the presence of lymphocytes and macrophages B) fewer efferent vessels draining it compared to many afferent vessels feeding it C) the viscous nature of lymph D) mini-valves
What do tissue macrophages develop from?
A. Polymorphonuclear leukocytes B. Monocytes C. Lymphocytes D. Neutrophils E. Basophils
A person with cirrhosis of the liver has lower than normal levels of plasma proteins and a higher than normal GFR. Explain why a decrease in plasma protein concentration would cause an increase in GFR.
What will be an ideal response?