The brain stem consists of the ________.

A) cerebrum, pons, midbrain, and medulla
B) midbrain, medulla, and pons
C) pons, medulla, cerebellum, and midbrain
D) midbrain only


B) midbrain, medulla, and pons

Anatomy & Physiology

You might also like to view...

All of the substances listed have an enterohepatic circulation EXCEPT ________.

A. tetracycline B. bilirubin C. cholesterol D. penicillin

Anatomy & Physiology

The least common, but most deadly, type of skin cancer is ________

A) skin sarcoma B) squamous cell carcinoma C) melanoma D) basal cell carcinoma E) skin lymphoma

Anatomy & Physiology

Water causes ionically-bonded atoms to

A) bond covalently. B) dissociate. C) bond more strongly. D) decompose.

Anatomy & Physiology

Depolarization of a cardiac muscle cell occurs as the result of

A. the closure of the voltage-gated Na+ channels. B. a decrease in the permeability of the plasma membrane to Na+. C. the opening of voltage-gated Na+ channels and voltage-gated Ca2+ channels. D. the opening of voltage-gated K+ channels. E. the closure of voltage-gated Ca2+ channels.

Anatomy & Physiology