The neurotransmitter at the end organ of the sympathetic branch of the autonomic nervous system is
A. serotonin.
B. dopamine.
C. norepinephrine.
D. GABA.
Question 2
The ______________ is an important link between the brain and the pituitary gland, and is involved in feeding, drinking, temperature regulation, and sexual behavior.
A. cerebral cortex
B. cerebellum
C. limbic system
D. hypothalamus