Which of the following occurs after a calcium-rich meal?
A) Parathyroid hormone is released by the thyroid gland to inhibit the activities of osteoclasts.
B) Calcitonin removes calcium from the blood and stimulates the activities of osteoclasts.
C) Parathyroid hormone stimulates the activities of osteoblasts and removes calcium from the blood.
D) Calcitonin stimulates the activities of osteoblasts and removes calcium from the blood.
Answer: D
You might also like to view...
A typical eukaryotic cell that has an abundant supply of glucose and O2 will generate a proton gradient in its
mitochondria by ____ that is used primarily for ____.
a. chemiosmosis; substrate-level phosphorylation b. the electron transport chain; chemiosmosis c. the electron transport chain; substrate-level phosphorylation d. fermentation; NAD reduction e. glycolysis; production of CO2
The advent of recombinant DNA technology made the sequencing of genomes possible
a. True b. False
Which one of the following statements is false concerning matter?
A. Matter is anything that has mass and takes up space. B. Air is matter. C. All matter has the same density. D. The phases of matter are determined by the relative amounts of energy in the matter's molecules.
Gram-positive organisms with low G + C content are commonly called __________.
a. proteobacteria b. mycobacteria c. Spirochaetes d. Firmicutes