Sensory neurons carrying action potentials from pain receptors synapse within the spinal cord with interneurons
These interneurons synapse with motor neurons leading back to an effector and ascending neurons that carry action potentials toward the brain. This is an example of a(n) _____ pathway.
A. convergent
B. divergent
C. reverberating
D. sensory
E. bifurcated
B
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Ways in which microbes in the body might be destroyed include
a. phagocytosis b. extracellular release of destructive lysosomal enzymes c. release from macrophages of lactoferrin, which binds iron needed for bacterial multiplication d. lysing of bacteria by the complement system's membrane attack complex e. all of the above
A reaction which uses water to break bonds between molecules would be catalyzed by a ________ enzyme.
dehydrogenase hydrolase isomerase synthase
Jake was struck in the head during a baseball game. Which of the following could impair the sense of hearing if damaged?
A) cupula B) vestibule C) semicircular canals D) vestibular nerve E) tympanic membrane (eardrum)
Ependymal cells line the inner cavities of the CNS.
Answer the following statement true (T) or false (F)