Question 1

The synthesis process for GHB suggests that:

Accepted Answer

A)  GHB will always be produced in relatively low concentrations. 
B)  GHB synthesis depends on levels of GABA. 
C)  GHB can only be synthesized from interneurons. 
D)  GHB has a short time of onset.

Question 2

Toluene is eliminated most slowly from:

Accepted Answer

A)  the occipital lobe. 
B)  adipose tissue. 
C)  white matter brain tissue. 
D)  lung tissue.

Question 3

Similar to other depressant drugs,toluene initially produces:

Accepted Answer

A)  stimulant effects. 
B)  memory deficits. 
C)  dry mouth. 
D)  a headache.

Question 4

Poor performance among inhalant users on a Wisconsin Card Sorting Task suggests poor:

Accepted Answer

A)  executive functioning. 
B)  reference memory. 
C)  eye tracking. 
D)  sustained attention.

Question 5

Some studies show that inhalants increase the release of ____________ in the nucleus accumbens.

Accepted Answer

The answer of Some studies show that inhalants increase the...

Question 6

All of the following are reasons that adolescents find inhalants a practical way to get high except:

Accepted Answer

A)  many of the products are legally sold. 
B)  the effects are short lasting. 
C)  the products are likely already in their home. 
D)  there is no noticeable change in behavior if they were discovered using an inhalant.

Question 7

GHB can be found in all of the following except:

Accepted Answer

A)  paint products. 
B)  the brain. 
C)  certain vinegars. 
D)  certain coffees.

Question 8

If someone falls over and becomes unresponsive while using an inhalant,he is likely in which stage of an inhalant's effects?

Accepted Answer

A)  Stage 2 
B)  Stage 4 
C)  Stage 1 
D)  Stage 3

Question 9

In addition to its memory-impairing effects,another reason that a sexual predator would add GHB to an alcoholic drink is the victim:

Accepted Answer

A)  appears to have consumed too much alcohol. 
B)  becomes suddenly tired and decides to leave the bar early. 
C)  becomes highly emotional. 
D)  becomes more likely to leave items, such as a cell phone, behind at the bar.

Question 10

GHB increases daytime sleepiness in patients with narcolepsy.

Accepted Answer

A) True 
 B)False

Question 11

Chronic heavy use of inhalants is associated with all of the following except:

Accepted Answer

A)  cognitive impairment. 
B)  muscle weakness. 
C)  a poor sense of smell. 
D)  impaired breathing.

Question 12

The half-life of GHB may be quicker in the brain than in the body because:

Accepted Answer

A)  GHB is highly lipid-soluble and quickly passes out of the brain through the blood-brain barrier. 
B)  GHB is catabolized for GABA synthesis. 
C)  GHB is transported into astrocytes where it is quickly catabolized. 
D)  few GHB molecules are capable to passing through the blood-brain barrier.

Question 13

If someone had just taken GHB,inhaling toluene would likely:

Accepted Answer

A)  have no effect. 
B)  counteract GHB's effects. 
C)  enhance GHB's effects. 
D)  be quickly metabolized in the liver.

Question 14

If someone is very happy while using an inhalant,he is probably in which stage of an inhalant's effects?

Accepted Answer

A)  Stage 4 
B)  Stage 3 
C)  Stage 2 
D)  Stage 1

Question 15

Soon after discovering nitrous oxide,Humphrey Davy found that nitrous oxide:

Accepted Answer

A)  was fun to use at parties. 
B)  could be used for surgeries. 
C)  was useful for dental work. 
D)  should never be combined with alcohol.

Question 16

If someone is stumbling around a room and running into things after using an inhalant,he is probably in which stage of an inhalant's effects?

Accepted Answer

A)  Stage 3 
B)  Stage 4 
C)  Stage 1 
D)  Stage 2

Question 17

Indicators of brain damage from heavy,chronic inhalant use includes all of the following except:

Accepted Answer

A)  white matter degeneration. 
B)  ventricle enlargement. 
C)  reduced white matter integrity. 
D)  plaques in the hippocampus.

Question 18

In a drug discrimination procedure using GHB as a training drug,why might the GABAB receptor agonist baclofen produce full substitution?

Accepted Answer

A)  GABAB receptors produce inhibitory effects similar to positive modulation of GABAA receptors. 
B)  GABAB receptors interact with GHB receptors. 
C)  GHB is an agonist for GABAB receptors. 
D)  baclofen is also an agonist for GHB receptors.

Question 19

If you were asked to develop a medication for GHB overdose,which of the following pharmacological mechanisms should you persue?

Accepted Answer

A)  An agonist for GHB receptors. 
B)  A drug that inhibits aldehyde dehydrogenase. 
C)  A compound that substitutes for succinic semialdehyde. 
D)  An antagonist for GABAA receptors.

Question 20

Why was GHB invented?

Accepted Answer

A)  It was developed as a drug of abuse. 
B)  It was developed for the treatment of narcolepsy. 
C)  It was developed as a replacement for gamma-butyrolactone. 
D)  It was developed to be similar to the chemical structure of GABA.

Exam 9: GHP and Inhalants