Which term means nearer the outside of the body or an organ?
A. Ventral
B. Caudal
C. Dorsal
D. External
E. Distal
Answer: D
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Where is the posterior ramus?
a) B b) C c) G d) H e) None of these choices
Distinguishing the pitch of sounds is possible because:
A. different frequencies of sounds make the eardrum vibrate with different amplitudes. B. different frequencies of sounds stimulate different regions of the basilar membrane in the cochlear duct. C. different frequencies of sounds cause different kinds of action potentials in neurons in the auditory nerve. D. different frequencies of sounds cause different frequencies of action potentials in neurons in the auditory nerve. E. there are many different types of receptors for sound, each of which responds to a single frequency.
Axons
A. transmit signals away from the cell body. B. manufacture proteins to be used by the neuron. C. use hormones to transmit information. D. transmit signals toward the cell body. E. None of the choices is correct.
Within what part of the temporal bone do the middle and inner ear cavities lie?
A) zygomatic process B) tympanic part C) mastoid part D) petrous part E) squamous part