The right side of the cerebrum controls skeletal muscles on the left side of the body because motor neurons decussate-that is, cross from right to left-in the _________________.
a. mid brain
b. pons
c. medulla oblongota
d. cervical spinal cord
e. cerebral cortex
Answer is c. medulla oblongota (The lateral corticospinal tract is a descending motor pathway that begins in the cerebral cortex, decussates in the pyramids of the lower medulla (also known as the medulla oblongata or the cervicomedullary junction, which is the most posterior division of the brain) and proceeds down.)
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The limbic system
a. is a ring of forebrain structures surrounding the brain stem. b. plays a key role in emotion. c. contains regions designated as reward and punishment centers. d. two of these answers are correct. e. all of these answers.
Kallikrein is responsible for ________.
A. serum production B. clot dissolution C. fibrin formation D. platelet plug formation
The heat-promoting center is located in the hypothalamus, which triggers shivering
Indicate whether the statement is true or false