The two major regulatory systems in the body are
a. nervous and respiratory
b. nervous and endocrine
c. endocrine and respiratory
d. endocrine and lymphatic
e. circulatory and endocrine
B
You might also like to view...
The epidermis (outer layer of the skin) needs to be tough and resistant to shearing and stretching. The type of intercellular junction best suited for this need is a(n) ________.
A. gap junction B. ion channel C. desmosome D. tight junction
When aldosterone release is inhibited, sodium reabsorption cannot occur beyond the distal convoluted tubule
Indicate whether the statement is true or false
Unmyelinated axons of the sympathetic division
A) may innervate effector organs. B) release NE. C) are postganglionic sympathetic fibers. D) may pass through the gray ramus. E) All of the answers are correct.
Why does the superior part of the esophagus contain skeletal muscle instead of smooth muscle?
A. The first phase of swallowing is under involuntary control. B. The second phase of swallowing is under voluntary control. C. The first phase of swallowing is under voluntary control. D. The second phase of swallowing is under involuntary control.