Neurotransmitters

Question 1

dopamine

Answer 1

• reward
• mood
• pleasure
• smooth motor movements
• focus + attention
• shortage –> depression, lethargy, difficulty coordinating motion

Question 2

serotonin

Answer 2

• mood
• digestion
• sleep
• memory
• sexual desire
• shortage –> aggression, compulsive behaviour, overeating, depression

Question 3

melatonin

Answer 3

• circadian rhythm
• sleepiness
• sleep initiation
• shortage –> insomnia

Question 4

GABA

Answer 4

• main inhibitory neurotransmitter
• has parasympathetic NS activity
• shortage –> stress, anxiety, depression, ADHD, panic disorder

Question 5

acetylcholine

Answer 5

• excitation at NMJ

* parasympathetic NS activity

Question 6

epinephrine + norepinephrine

Answer 6

• fight or flight response
• sympathetic NS activation
• shortage –> fatigue, lack of focus, apathy

Question 7

glutamate

Answer 7

• primary excitatory NT
• learning
• memory
• long-term potentiation
• shortage –> fatigue, low concentration, low energy