Author Question: The _______ is the voltage level at which an action potential is triggered in a patch of axon ... (Read 61 times)

Lisaclaire

  • Hero Member
  • *****
  • Posts: 569
The _______ is the voltage level at which an action potential is triggered in a patch of axon membrane.
 
  a. resting membrane potential
  b. hyperpolarization event
  c. threshold of excitation
  d. rate level
  e. refractory period

Question 2

A(n) _______ will be recorded from a nerve cell whose membrane potential rises above threshold.
 
  a. action potential
  b. local potential
  c. downward shift of the threshold of excitation
  d. upward shift of the membrane threshold
  e. long-term change in the membrane potential



zenzy

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

Answer: c. threshold of excitation

Answer to Question 2

Answer: a. action potential



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

For a complete list of videos, visit our video library