Test on tuesday?

The half-life of a single dose of cocaine is approximately?

a-10 min
b-15min
c-60min
d-120min

2.Which of the following substances has chemical propertices that enhance rapid penestration across the blood-brain barrier?

a-heroin
b-morphine
c-codeine
d-methadone

3. Which of the following is the basis of peer self-help groups for substance-use disorders?
a-profesional credntials are not requried to perfrom theapeutic functions.
b-The self-conscious is explored during interactions with individuals with similar disorders.
c-Individual experssions of feelings are a reflection of feelings towards significant others.
d-The group leader is trained to confront irrational beliefs.

4.drugs in which of the following classifications are also used medically for weights management>

a-stimulants
b-opioids
c-CNS depressants
d-Inhalants

I'm a health teacher, so first-I must chastise you for looking for help on your test. Here goes-

1. The half life of cocaine is between 15 minutes to 1-1/2 -hours so choice b, c, and d could technically be correct. Go for C (60 min) since it's the average.

2. A

3. B- although A is true, it's not "the basis"

4. A

Good luck on Tuesday