The hormone calcitonin
A) stimulates osteoclast activity.
B) decreases the rate of calcium excretion.
C) decreases the rate of calcium absorption.
D) decreases the level of calcium ion in the blood.
E) stimulates osteoblasts and inhibits osteoclasts.
Answer: D
You might also like to view...
An ECG is used to diagnose all of the following conditions except
A) an AV block. B) an ectopic pacemaker. C) angina pectoris. D) premature atrial contractions. E) ventricular tachycardia.
Antibody functions include all of the following except ________.
A) binding and inactivating chemical toxins released by bacteria or other microorganisms B) cross-linking cell-bound antigens on red blood cells when blood types are properly matched C) linking soluble antigens together so that they fall out of solution D) targeting foreign cells so that complement proteins can cause cellular lysis
Assume we could alter the conditions in the duodenum. Which of the following would be consistent with inserting a large volume of highly acidic chyme which contained a large amount of fat?(1) Decreased gastric acid secretion(2) Increased bile production(3) Increased pancreatic bicarbonate production and pancreatic enzyme secretion(4) Increased secretin and cholecystokinin
A. 1, 2, 3, 4 B. 1, 3, 4 C. 2, 3, 4 D. 1, 2, 3 E. 1, 2, 4
A cell is
A. a small structure within a molecule. B. a structure composed of several tissue types. C. the basic structural unit of living organisms. D. a group of organs with a common set of functions. E. a group of atoms with similar structure and function.