Which of the following is a function of an electrolyte in the body?
a) Controlling osmosis between compartments
b) Maintaining acid-base balance
c) Carry electrical currents
d) Serve as cofactors
e) All of these choices
e
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Which type of muscle tissue is found in the walls of hollow organs?
A. Smooth B. Organ C. Skeletal D. Cardiac
The splanchnic circulation refers to the arteries that serve the digestive organs and the veins that carry blood from the digestive organs to the liver.
True or False?
The absolute refractory period of an action potential
A) ensures one-way travel down an axon and allows a neuron to ignore a second signal sent that closely follows the first. B) only allows a neuron to ignore a second signal sent that closely follows the first. C) only ensures one -way travel down an axon. D) only prevents summation of action potentials. E) ensures one-way travel down an axon, allows a neuron to ignore a second signal sent that closely follows the first, and prevents summation of action potentials.
The parietal lobe of the brain:
A) is where the optic nerve originates and processes vision. B) is important for voluntary motor action and personality traits. C) controls somatic functions for the contralateral side of the body. D) controls functions such as long-term memory, taste, and smell.