The _________ division of the peripheral nervous system conducts actions potentials from the central nervous system to cardiac muscle.
A) afferent
B) autonomic
C) sensory
D) somatic
Ans: B) autonomic
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The acrosome cap contains
A. testosterone. B. nutrients to sustain the sperm. C. enzymes to allow penetration into the oocyte. D. mitochondria to provide energy for movement. E. buffers to neutralize the acidity of the female reproductive tract.
The function of microvilli, often seen on the apical membrane of transporting epithelia, is to
A) increase the toughness of the cell. B) increase the movement of extracellular fluid. C) increase the cell's surface area. D) increase the resistance of the cell to viruses. E) allow the cell to move through a fluid medium.
Villikinin, motilin, and somatostatin are produced in the __________.
a. small intestine b. pancreas c. fundus of the stomach d. salivary glands
You pick up a vertebra to identify it and note that the transverse processes contain foramina. This unique feature identifies the vertebra as coming from the ________ region of the vertebral column
A) lumbar B) cervical C) sacral D) thoracic