🏷️ LIMITED TIME OFFER: GET 20% OFF GRADE+ YEARLY SUBSCRIPTION →
Log in
Biology
1
answer
0
watching
128
views

Compare and contrast the roles of the dopamine transporter (DAT) and the terminal D2 autoreceptor in regulating dopaminergic neurotransmission.

Watch
1
answer
0
watching
128
views

For unlimited access to Homework Help, a Homework+ subscription is required.

Lelia Lubowitz
Lelia LubowitzLv2
29 Sep 2019

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
Share

Related textbook solutions

Molecular Cell Biology
8 Edition,
Lodish
ISBN: 9781464183393
Biology: Science for Life with Physiology
6 Edition,
Belk
ISBN: 9780134555430
Concepts of Biology
OER Edition,
Openstax
ISBN: 9781938168116
Biology
2nd Edition, 2013
Openstax
ISBN: 9781947172517
Essentials of Biology
5 Edition,
Mader
ISBN: 9781259660269

Related questions

Multiple choice

1. Cocaine acts in the nervous system by blocking

a. the dopamine transporter.

b. the serotonin transporter.

c. the norepinephrine transporter.

d. voltage-gated sodium channels in axons.

e. All of the above

2. What is the fastest way to administer nicotine to the brain?

a. Intravenous route (IV)

b. Snorting

c. Chewing

d. Smoking

e. IV and smoking are equally fast

Which one of the following is an experimental evidence that demonstrates the reverse-transport model of amphetamine action? At high concentration of amphetamine,

a. it shows saturation kinetics when all the transporters are occupied and reversed.

b. it requires Ca++ ions entry to release neuotransmitters.

c. it requires action potential firings at the pre-synaptic terminal

. d. it is broken down by the COMT enzyme at the synapse, rendering it useless.

e. it is synthesized by the presynaptic neuron

33. When the reuptake of dopamine is blocked by the Ritalin™ or cocaine molecule, what would happen?

a. increase in dopamine synthesis by the presynaptic neuron

b. decrease in dopamine synthesis by the presynaptic neuron

c. dopamine level at the synaptic cleft would be prolonged

d. dopamine level at the synaptic cleft would be decreased

e. enhance the release of dopamine from the presynaptic terminal.

Which experiment is used to prove that release of dopamine induced by amphetamine is not coming from vesicular release? a. dopamine is released by activation of action potentials in the presynaptic neuron without amphetamine. b. dopamine release only in the presence of magnesium. c. dopamine release is dependent on depolarization of post-synaptic cell. d. dopamine release from axon terminal can occur in Ca++ free medium. e. dopamine release is quantal in amount.

Compare and contrast the absorption and metabolism of vitamin A and carotenoids in small intestine.

Compare cellular compartmentation and metabolic roles between BCO2 and BCO1.

Weekly leaderboard

Home
Homework Help 3,900,000
Biology 460,000
Start filling in the gaps now
Log in