AP Psych Unit 3 NS

electrical charged particles found both inside and outside neuron 

• ion
• vessicles
• synapes

Soma

• cell body
• vessicles

Which neurotransmitter affects mood, hunger, sleep, and arousal?

• Acetylcholine (ACh)
• Serotonin
• GABA
• Dopamine

Heart rate, digestion, pupil dilation are involuntary processes controlled by the ____ nervous system

• autonomic

• automatic

• peripheral

• somatic

The _________ helps control voluntary movements.

• autonomic nervous system

• somatic nervous system

• endocrine system

The fatty layer of cells that is wrapped around many axons is called the

• terminal button

• synapse

• nodes of Ranvier

• myelin sheath

Melanie is addicted to her cell phone.  She can't sleep at night because she keeps checking all her social media apps and even wakes up in the middle of the night to check it.  What neurotransmitter would be the main reason for Melanie's addiction? 

• serotonin 
• GABA
• dopamine
• Glutamate 

What is a common cause of multiple sclerosis?

• Myelin sheath degeneration
• Axon terminals
• Cell body
• Synapse gap

The number of neurons in the brain is similar to the amount of stars in the milky way. How many is that?

• 100 billion
• 150 trillion
• 10 billion
• 5 million

What natural morphine does the body create that is considered a “runner’s high”

• Dopamine
• Serotonin
• Glutamate
• Endorphins