When calcium levels decline, the __________

secrete(s) __________, which __________ osteoclast
activity.
a. parathyroids; calcitonin; suppresses
b. thyroid; calcitonin; suppresses
c. thyroid; calcitonin; enhances
d. thyroid; PTH; suppresses
e. parathyroids; PTH; enhances


Answer: e

Biology & Microbiology

You might also like to view...

Intestinal botulism, especially in infants, has been linked to ingestion of

A. seafood. B. milk. C. applesauce. D. honey.

Biology & Microbiology

Which human cell type can be over a meter in length?

a. neurons b. chondrocytes c. columnar epithelial cells d. skeletal muscle cells e. adipocytes

Biology & Microbiology

Liver cells convert ethanol to

a. water. b. carbon dioxide. c. acetic acid. d. ammonia. e. urea.

Biology & Microbiology

The more common types of cancers evade immune system destruction by becoming less detectable and by actively overcoming the immune system: (a) give an example of each, and (b) propose an experiment that could distinguish between these possibilities

What will be an ideal response?

Biology & Microbiology