When the membrane potential decreases, the inside of the membrane becomes ___ negative. this is called ___.
Fill in the blank(s) with the appropriate word(s).
less, depolarization
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Aldosterone and cortisol are both considered to be essential for life
Indicate whether the statement is true or false
The balance of a solute depends solely on its intake to and output from the body.
a. true b. false
Which of the following is NOT true about the knee jerk reflex?
A) It is a spinal reflex. B) It is a somatic reflex. C) It helps to maintain an upright posture. D) It involves conduction of nerve impulses from sensory neuron to interneuron to motor neuron.
In the sympathetic division of the ANS,
A. an important characteristic is convergence of neurons. B. preganglionic fibers are generally longer than postganglionic fibers. C. the preganglionic cell body is located in the lateral horn of the spinal cord. D. a single preganglionic fiber usually synapses with a single postganglionic fiber. E. preganglionic fibers emerge from the cervical portion of the spinal cord.