A blood clot stimulating further clotting is an example of
A) a process turning itself off. B) nervous system communication.
C) a positive feedback mechanism. D) a negative feedback mechanism.
C
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The amount of air that is inhaled and exhaled during normal respiration is called _____________.
a. inspiratory reserve volume b. tidal volume c. respiratory rate d. total lung capacity e. vital capacity
Which of the following is not a special characteristic of neurons?
A) They conduct impulses. B) They have extreme longevity. C) They are mitotic. D) They have an exceptionally high metabolic rate.
The secondary oocyte normally has a diploid chromosome number
Indicate whether the statement is true or false
The blink reflex is designed to
A. maintain balance. B. regulate pupil size. C. provide clearer vision. D. keep the eyes moist. E. orient the eyes.