The pleural cavity is the
A. same as the mediastinum.
B. space within which the heart sits.
C. the serous membrane lining the abdomen.
D. potential space between the two serous membranes surrounding a lung.
Answer: D
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Because most pathways decussate, each side of the brain processes information from the _________ side of the body
A. contralateral B. ipsilateral
Receptors
a. experience action potentials in response to stimuli b. receive signals from the afferent division of the PNS c. can initiate action potentials in afferent neurons d. sends efferent information to the CNS e. perform all of the above
The cerebellum
a. is important for the maintenance of balance. b. compares the intentions of the higher motor centers with the performance of the muscles and corrects any deviations from the intended movement. c. plays a role in the planning and initiation of voluntary activity. d. controls eye movement. e. inhibits muscle tone.
Coactivation of alpha and gamma motor neurons is stimulated by ________ neurons.
A. lower motor B. sensory C. upper motor D. intermotor