If blood carbon dioxide levels rise, the ________ sends signals to the respiratory muscles to increase the rate and depth of breathing.
A. medulla oblongata
B. pons
C. cerebral cortex
D. cerebellum
Answer: A
You might also like to view...
The cell theory includes all of these concepts except
A) each cell maintains homeostasis at the cellular level. B) cells are the smallest units that carry out the essential functions of life. C) cells are the building blocks of all organisms. D) all cells come from the division of preexisting cells. E) every cell is capable of living on its own if isolated from the body.
If you are present in the kitchen while the Thanksgiving turkey is being prepared, why must you go outside for a few minutes before returning and being able to smell the cooking aromas?
What will be an ideal response?
The minimal metabolic activity required to maintain bodily functions in a mammal is known as the
a. resting metabolic rate. b. standard metabolic rate. c. minimal metabolic rate. d. basal metabolic rate. e. none of these.
The lymphatic system plays a role in maintaining fluid balance within the body by
A. adding lymph to GI tract secretions. B. returning interstitial fluid to the plasma. C. transporting lymph from tissues to the liver. D. carrying excess fluid to the kidneys to be excreted. E. actively absorbing fluid from the blood.