Author Question: The primary feature of a neuron that prevents the action potential from traveling back from where it ... (Read 85 times)

kwoodring

  • Hero Member
  • *****
  • Posts: 560
The primary feature of a neuron that prevents the action potential from traveling back from where it just passed is the ____.
 
  a. concentration gradient
 b. refractory period
 c. sodium potassium pump
  d. phospholipid bilayer

Question 2

The brain can anticipate an osmotic need before the rest of the body actually experiences it ____.
 
  a. through the change in blood pressure
 b. because the stomach can detect high levels of sodium
 c. through detection of highly concentrated urine
 d. because of the rate of vasopressin release



Madisongo23

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

b

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

For a complete list of videos, visit our video library