In the Middle of the Night, You Hear Two Loud

Multiple Choice

In the middle of the night, you hear two loud thumps outside your bedroom door. Your ________ nervous system increases your heart rate and sends blood away from internal organs to your muscles, preparing you for "fight or flight." When you learn it is just your roommate coming in late, your ________ nervous system slows down your heart rate and calms you down.

A) peripheral; somatic
B) somatic; peripheral
C) sympathetic; parasympathetic
D) parasympathetic; sympathetic