The "master control center" of the endocrine system is the
A. spinal cord.
B. cerebral cortex.
C. hypothalamus.
D. pituitary gland.
E. adrenal cortex.
Answer: C
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A molecule referred to as highly soluble is
A) very likely to dissolve in water. B) not very likely to dissolve in water. C) not very likely to dissolve in water and is called aqueous. D) called aqueous. E) very likely to dissolve in water and is called aqueous.
In what type of transport system does the carrier NOT directly split ATP to move a substance against its concentration gradient?
a. passive secondary transport b. active primary transport c. primary active transport d. secondary active transport e. carrier mediated diffusion
An increase in EDV ____________________ the stroke volume
Fill in the blank(s) with correct word
All muscle types will respond to an electrical stimulus because all muscle cells are ________.
A. striated B. isometric C. involuntary D. contractile E. excitable