For many reflexes, including the stretch reflex, the excitation of a muscle leads to
A. excitation of all motorneurons that are contralateral.
B. inhibition of motor neurons of its antagonist.
C. inhibition of motor neurons of its synergist.
D. excitation of motor neurons of the antagonist.
E. inhibition of sensory neurons that initiate the reflex.
B
You might also like to view...
Number 1 indicates a simple ________ gland.
A. branched tubular B. acinar C. branched acinar D. tubular E. coiled tubular
The hypochondrial region is located beneath the ________
A) Ribs B) Stomach C) Liver D) Heart
The lower respiratory tract includes
A) only the lungs. B) all of the bronchial branches. C) all of the bronchial branches, the lungs, and the trachea. D) only the trachea. E) all of the bronchial branches and the lungs
The pyloric pump
A. causes rugae to flatten. B. moves chyme through a partially closed pyloric opening. C. causes hunger contractions. D. mixes stomach contents for digestion. E. opens the pyloric sphincter completely.