Reflexes help to control
A) respiratory rate. B) digestive activities.
C) heart rate and blood pressure. D) all of the above.
D
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If estrogen in the female is the counterpart of testosterone in the male, then which part of the ovary would be the counterpart of the interstitial cells of the testes?
a. granulosa cells b. egg cell (ova) c. corpus luteum d. the antrum
Functions of the liver include ________.
A. production of many blood proteins B. interconversion of nutrients C. bile production D. detoxification of harmful chemicals E. All of the choices are correct
In order to maintain a normal air flow during inspiration while Mike is experiencing cold-induced asthma, his body must ___________.
A. decrease intrapulmonary pressure more than usual B. decrease the pressure gradient between atmospheric and intrapulmonary pressure C. decrease intrapleural pressure D. increase intrapulmonary pressure
Which germ layer is the brain and spinal cord derived from?
A. ectoderm B. mesoderm C. endoderm