Define the Following Terms

question 53

Short Answer

Define the following terms
-interview guide

---

Definitions:

Cerebrum

The large mass of the forebrain, which consists of two hemispheres.

Norepinephrine

A neurotransmitter and hormone involved in the body's fight or flight response, influencing mood, arousal, and blood pressure.

Brain Stem

The central trunk of the mammalian brain, responsible for regulating basic life functions like heartbeat and breathing.

All-or-none Principle

A principle that states that neurons fire at their maximum intensity or not at all, depending on whether the stimulus reaches a certain threshold.