AAB MT CHEMISTRY TEST QUESTIONS AND ANSWERS GRADED A+ 100% VERIFIED.

AAB MT CHEMISTRY TEST QUESTIONS AND ANSWERS GRADED A+ 100% VERIFIED. What hormone appears to function solely in the initiation and maintenance of lactation? Choose one ANSWER. a. follicle-stimulating hormone b. estrogen c. prolactin d. progesterone - ANSWER -c. prolactin What hormone acts on the distal convoluted tubules to increase water reabsorption? Choose one ANSWER. a. aldosterone b. antidiuretic hormone c. renin d. erythropoietin - ANSWER -b. antidiuretic hormone What is the hormone that controls the reabsorption of sodium in the kidney? Choose one ANSWER. a. antidiuretic hormone b. aldosterone c. vasopressin d. secretin - ANSWER -b. aldosterone Which of the following hormones is synthesized from cholesterol? Choose one ANSWER. a. estrogen b. secretin c. gastrin d. dopamine - ANSWER -a. estrogen Which of the following best defines pH? Choose one ANSWER. a. pH = log [H+] b. pH = -log [H+] c. pH = -log/[OH-] d. pH = log /[OH-] - ANSWER -b. pH = -log [H+] How is metabolic acidosis defined? Choose one ANSWER. a. increased pH, decreased bicarbonate b. decreased pH, decreased bicarbonate c. decreased pH, increased bicarbonate d. increased pH, increased bicarbonate - ANSWER -b. decreased pH, decreased bicarbonate How is respiratory acidosis defined? Choose one ANSWER. a. decreased pH, decreased pCO2 b. decreased pH, increased pCO2 c. increased pH, increased pCO2 d. increased pH, decreased pCO2 - ANSWER -b. decreased pH, increased pCO2 A 19-year-old female is admitted with the following laboratory results Glucose 750 mg/dl Potassium 6.0 mmoles/L Carbon dioxide 7.0 mmoles/L An arterial blood gas from this patient would most likely show? Choose one ANSWER. a. respiratory acidosis b. metabolic acidosis c. metabolic alkalosis d. respiratory alkalosis - ANSWER -b. metabolic acidosis What results are consistent with compensated metabolic alkalosis? Choose one ANSWER. a. increased pH, decreased CO2, decreased HCO3- b. increased pH, decreased CO2, increased HCO3- c. increased pH, increased CO2, decreased HCO3- d. increased pH, increased CO2, increased HCO3- - ANSWER -d. increased pH, increased CO2, increased HCO3- All of the following hormones regulate calcium levels EXCEPT which one? Choose one ANSWER. a. aldosterone b. parathyroid hormone c. vitamin D d. calcitonin - ANSWER -a. aldosterone Which of the following specimens is acceptable for the determination of total calcium? Choose one ANSWER. a. oxalated plasma b. heparinized plasma c. EDTA plasma d. fluorinated plasma - ANSWER -b. heparinized plasma At a pH of 7.4, most of the phosphorus in the body is in which form? Choose one ANSWER. a. DNA/RNA b. bone c. 2,3 DPG d. ATP/ADP - ANSWER -b. bone What is the most abundant iron-containing compound in the body? Choose one ANSWER. a. transferrin b. ferritin c. myoglobin d. hemopexin - ANSWER -b. ferritin