Vocabulary

Question 1

Blood-Brain Barrier

Answer 1

the barrier between circulating blood and the extracellular fluid of the brain

Question 2

Psychoactive Effect

Answer 2

drugs must cross the blood-brain barrier

Question 3

Agonist

Answer 3

a chemical that binds to a receptor and activates it’s function

Question 4

Re-Uptake

Answer 4

the re-absorption of some neurotransmitters by special receptors in the pre-synaptic membrane

Question 5

Psychoactive Drugs

Answer 5

chemicals that cross the blood-brain barrier and alter brain chemistry and functioning; these drugs lead to changes in perception, cognition, volition mood or behavior

Question 6

Antagonist

Answer 6

a chemical that binds to a receptor but has no action on it; Instead, it prevents other substrates from binding, effectively turning off the receptor’s function

Question 7

S.S.R.I.

Answer 7

selective serotonin re-uptake inhibitor; any drug that inhibits re-uptake of serotonin , with little to no effect on other neurotransmitters

Question 8

S.S.R.I. Drugs

Answer 8

Fluoxetine (Prozac), Citalopram (Celexa), Escitalopram (Lexapro), Fluvoxamine (Luvox), Paroxetine (Paxil), Sertraline (Zoloft)