If you worked at a factory that required shift work at night and you slept during the day, which hormone's production would be altered?

A) thyroid hormone
B) melatonin
C) calcitonin
D) cortisol
E) insulin

The two major divisions of the vertebral nervous system are the ____.

A) autonomic and peripheral systems
B) sympathetic and parasympathetic systems
C) cranial and spinal nerves
D) central and peripheral nervous systems
E) brain and spinal cord

You feel discomfort and possibly pain when the dentist drills a hole in your tooth because the

A) heat of the drilling process is felt by the gum tissue.
B) pulp cavity contains nerves.
C) tooth decay has invaded the pulp cavity.
D) dentist is applying too much pressure to the drill.
E) decay has affected the dentin.

Which of the following is mismatched?

A) Ductus deferens - vas deferens
B) Epididymis - site of sperm maturation
C) Spermatic cord - passes through inguinal canal
D) Stereocilia - forms sperm cell tails
E) Midpiece - mitochondria