This topic contains a solution. Click here to go to the answer

Author Question: Which of the following is true of neurotransmitter function? A) Neurotransmitters diffuse widely ... (Read 47 times)

NguyenJ

  • Hero Member
  • *****
  • Posts: 516
Which of the following is true of neurotransmitter function?
 
  A) Neurotransmitters diffuse widely across the brain to exert changes in metabolism.
  B) Neurotransmitters directly alter ion channels using a second-messenger chemical.
  C) Neurotransmitters are released into the synapse from the cistaerna.
  D) Neurotransmitters open ion channels in the postsynaptic membrane.
  E) Neurotransmitters alter ion channel activity for minutes.

Question 2

In which portion of a neuron would you expect to find the largest number of vesicles?
 
  A) the dendritic spines
  B) the soma
  C) near the nuclear membrane
  D) the release zone
  E) the axon hillock



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fromAlphatoOmega22

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

Answer: D
Rationale: Neurotransmitters open ion channels in the postsynaptic membrane.

Answer to Question 2

Answer: D
Rationale: You would expect to find the largest number of vesicles in the release zone.




NguyenJ

  • Member
  • Posts: 516
Reply 2 on: Jun 22, 2018
Gracias!


juliaf

  • Member
  • Posts: 344
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

For a complete list of videos, visit our video library