The actions of parathyroid hormone are antagonized by the actions of ________.

A. vitamin D
B. insulin
C. calcitonin
D. estradiol


Answer: C

Anatomy & Physiology

You might also like to view...

The superior vena cava is formed by the merging of the _______ veins

A.   internal thoracic B.   inferior epigastric C.   lumbar D.   brachiocephalic E.   internal jugular

Anatomy & Physiology

Another name for the visceral layer of the serous pericardium is ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

These muscles increase thoracic cavity dimensions by elevating the first and second ribs during forced inhalation.

A. External intercostals B. Scalenes C. Transversus thoracis D. Internal intercostals E. Serratus posterior inferior

Anatomy & Physiology

A hormone that travels as a bound hormone can bind to any binding protein.

Indicate whether the statement is true or false.

Anatomy & Physiology