Blood cells originate from the
A. bone marrow
B. liver
C. pancreas
D. spleen
Answer: A
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The immune system does NOT communicate with the brain via
a. catecholamines. b. nerve cells. c. red blood cells. d. sex hormones.
Contraindications or extreme caution with beta-adrenergic blockers applies to ___________.
a. bradycardia and heart block, patients receiving oral beta-blocker drugs, and hyperthyroidism b. acute bacterial, viral, or fungal infections or primary open-angle glaucoma c. contact lens wearers, hepatic and renal disease d. open-angle glaucoma
The CDC recommendation for diagnosis of Lyme disease is to use
a. direct immunofluorescence on an organism obtained from EM rash b. indirect immunofluorescence with patient serum on slides with the Borrelia c. enzyme immunoassay followed by a western blot d. Ouchterlony
Ernest, 72 years of age, has less muscle and more fat than he had when younger. What process will that affect?
A) absorption B) distribution C) excretion D) metabolism