Question 1
Roberto has had difficulty sleeping for the past 6 months, and his body seemingly no longer differentiates between night and day. His doctor believes the problem lies with Roberto's endocrine system. What gland will his physician likely focus on?
◦ pineal
◦ pituitary
◦ adrenal
◦ thyroid
Question 2
The neurons of the sensory pathway contain
◦ afferent neurons.
◦ efferent neurons.
◦ both efferent and afferent neurons.
◦ voluntary muscle fibers.