Needles frighten janice. as she awaits a flu shot, janice's _____ nervous system is probably going into “overdrive.”

The answer to this question is the sympathetic nervous system.
Sympathetic nervous system is always involved in situations where we accelerate our heart rate.
This situation could be triggered by several things, but mostly it would be trigger by either excitement or fear (which Janice currently experiencing)

Answer Link

mirrorkitten mirrorkitten · Answer 2 · 2019-02-03T17:13:48+01:00

The answer to the blank space to the question is sympathetic nervous system.

Sympathetic nervous system is a group of system that is famously associated with the fight or flights response. It is located in the spinal cord and it is associated with various organs in the body. It is part of the autonomic nervous system, together with the parasympathetic nervous system. This group of nervous systems, as implied by the name, operates automatically and regulates major bodily functions.