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

Author Question: Which of the following concepts does the all-or-none law describe? A) All dendrites must be ... (Read 75 times)

jeatrice

  • Hero Member
  • *****
  • Posts: 543
Which of the following concepts does the all-or-none law describe?
 
  A) All dendrites must be hyperpolarized before a neuron fires.
  B) All neurons in a nerve fire or none of them fires.
  C) The size of an action potential does not depend on the amplitude of the stimulus that started it.
  D) The frequency at which a neuron fires is independent of the intensity of the stimulus.

Question 2

An action potential occurs at a specific amplitude for that neuron, regardless of the stimulus intensity or how much higher than threshold the stimulus is; this is known as the:
 
  A) Principle of mass action
  B) All-or-none law
  C) Rate law
  D) Law of equipotentiality



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sylvia

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

C

Answer to Question 2

B




jeatrice

  • Member
  • Posts: 543
Reply 2 on: Jun 22, 2018
Thanks for the timely response, appreciate it


laurnthompson

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Excellent

 

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

For a complete list of videos, visit our video library