Most drug metabolism occurs in the:
A) liver
B) kidneys
C) bloodstream
D) lungs
A) liver
Most drug metabolism (or biotransformation) occurs in the liver, through the same biochemical pathways and reactions that affect nutrients, vitamins, and minerals. The majority of metabolism in the liver occurs through the hepatic microsomal enzyme system (P450 system). Its key component is cytochrome P450, which is actually a group of 12 enzyme families.
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If a drug is ordered with the Latin abbreviation qid, it should be administered
a. every hour. b. four times daily. c. every other day. d. every 4 hours.
________ means logically and systematically planning steps to accomplish a task.
A. Initiative B. Punctuality C. Self-Motivation D. Problem-solving
Hip and knee flexion for an AP oblique pelvis projection (modified Cleaves method)
1. positions the greater trochanter in profile. 2. positions the lesser trochanter in profile. 3. rotates the greater trochanter beneath the femoral neck. 4. determines the degree of femoral neck foreshortening. a. 1 and 3 only b. 2 and 4 only c. 2 and 3 only d. 1 and 4 only
Hypochromia means:
A) causing pigment or color B) absence of color in urine C) a condition in which RBCs have an increased hemoglobin content, causing increased pigmentation D) a condition in which RBCs have an decreased hemoglobin content, causing decreased pigmentation