Parathyroid hormone is released when blood calcium levels decrease. This is an example of control by ________ stimuli.

A. humoral
B. neural
C. visceral
D. hormonal


Answer: A

Anatomy & Physiology

You might also like to view...

The extensor digitorum longus and extensor hallucis longus are in the ____________________ compartment of muscles that move the foot and toe.

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

Anatomy & Physiology

Exotic animals are wild animals

Indicate whether the statement is true or false

Anatomy & Physiology

Prothrombin activator, with the assistance of ____ ions, converts prothrombin to thrombin

a. calcium b. potassium c. sodium d. chloride

Anatomy & Physiology

Which structure surrounds the proximal and distal tubules?

A) Vasa recta B) Nephron loop C) Glomerulus D) Peritubular capillaries

Anatomy & Physiology