Fight or Flight Response

Fight or Flight Response

Open Ended

What changes do you tend to notice in your body when you feel stressed?

This combination of reactions to stress

is also known as

the "fight-or-flight" response

because it evolved as a survival mechanism, enabling people

to react quickly to life-threatening situations.

Fill in the Blanks

The fight-or-flight response begins when you sense a threat or danger in your environment and that information is sent to a part of the brain called the

.

Fill in the Blanks

The message is then sent from the amygdala to another part of the brain called the

, which is responsible for communicating with the endocrine system.

Fill in the Blanks

The hypothalamus then activates the sympathetic nervous system by sending signals to the

glands.

Fill in the Blanks

The adrenal glands respond by pumping the hormone

into the bloodstream.

Multiple Select

The release of epinephrine (adrenaline) results in which of the following changes in the body? (Check all that apply.)

• acceleration of heart rate

• increase in blood pressure

• increase in blood glucose

• inhibition of digestion

• dilation of pupils