Which of the following describes how a presynaptic neuron would communicate a strong signal to a postsynaptic neuron?
A. Changing the destination of the action potentials
B. Changing the direction the action potentials are traveling down its conductive segment
C. Increasing the frequency of its action potentials
D. Increasing the magnitude (voltage change) of each action potential
Answer: C
You might also like to view...
Which of the following is the proper sequence of the menstrual (uterine) cycle?
a. menstrual phase, progestational phase, proliferative phase, ovulation. b. menstrual phase, proliferative phase, ovulation, progestational phase. c. proliferative phase, menstrual phase, ovulation, progestational phase. d. ovulation, menstrual phase, proliferative phase, progestational phase. e. ovulation, proliferative phase, progestational phase, menstrual phase.
Excess potassium ions in cardiac tissue cause
A. an increased heart rate. B. a rapid repolarization of cardiac cells. C. a decrease in the frequency of action potentials in the conduction system. D. an increase in stroke volume. E. an increase in the frequency of action potentials.
If you had all of your fingers (including the thumb) spread out wide (full abduction), which muscle or group would bring fingers 2-5 together?
A. Lumbricals B. Palmar interossei C. Abductor pollicis longus D. Dorsal interossei E. Adductor pollicis
The stratum corneum ________.
A. is composed of mostly dead cells B. is the innermost layer of the epidermis C. contains melanocytes which give the skin color D. lies underneath the stratum basale