sympathetic nervous system
sym
ˌsɪm
sim
pa
the
ˈθɛ
the
tic
tɪk
tik
ner
nɜ:
vous
vəs
vēs
sys
sɪs
sis
tem
təm
tēm
British pronunciation
/sˌɪmpəθˈɛtɪk nˈɜːvəs sˈɪstəm/

Definition & Meaning of "sympathetic nervous system"in English

Sympathetic nervous system
01

a network of nerves that prepares the body for stressful or emergency situations by activating the "fight or flight" response

What is "sympathetic nervous system"?

The sympathetic nervous system is a division of the autonomic nervous system that coordinates the body's response to stress and emergencies. It activates the "fight or flight" response, increasing heart rate, constricting blood vessels, and stimulating the release of adrenaline. The sympathetic nervous system helps prepare the body for action and is involved in various physiological processes, including regulating blood pressure, body temperature, and metabolism.

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