Author Question: Match up the correct receptor type and effect. a. ionotropic; direct opening of an ion channel ... (Read 72 times)

Sportsfan2111

  • Hero Member
  • *****
  • Posts: 585
Match up the correct receptor type and effect.
 
  a. ionotropic; direct opening of an ion channel
  b. ionotropic; more time required to open an ion channel
  c. ionotropic; G protein activation leads to activation of a second-messenger
  d. metabotropic; second-messenger effects are specific to neuronal communication
  e. metabotropic; rapid short-lived effects on ion channels

Question 2

With regard to release of neurotransmitter in the brain, kiss and run refers to the situation in which the vesicle
 
  a. releases most of its contents into the cleft and the vesicle remains attached to the presynaptic membrane.
  b. closes before releasing any molecules and then moves to the cell interior.
  c. remains open until the next action potential.
  d. releases most of its contents into the cleft, after which the vesicle breaks away from the presynaptic membrane and is refilled.
  e. merges completely with the presynaptic membrane.



IAPPLET

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

Answer: a. ionotropic; direct opening of an ion channel

Answer to Question 2

Answer: d. releases most of its contents into the cleft, after which the vesicle breaks away from the presynaptic membrane and is refilled.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

For a complete list of videos, visit our video library