The parasympathetic nervous system has ____.
a. long preganglionic and long postganglionic axons
b. long preganglionic and short postganglionic axons
c. short preganglionic and short postganglionic axons
d. short preganglionic and long postganglionic axons
Question 2
Of the various hypotheses based on hormone levels, which is the most plausible explanation for male homosexuality?
a. Adult testosterone levels are low.
b. Adult estrogen levels are high.
c. Prenatal testosterone levels were low during some sensitive period.
d. Prenatal estrogen levels were high during some sensitive period.
The lymphatic system in humans.
The lymphatic system. Lymphatic vessels, major lymph nodes, and lymphatic organs. The direction of l
Saturn’s Ring System
A rectangular-shaped fuel rail is used to help dampen fuel system pulsations and noise caused by ...
The Olfactory System
Fight-or-Flight System