« previous next »

Author Question: The AV node has an intrinsic rate of self excitation, which is ______ beats per minute. A) 20 to ... (Read 90 times)

roselinechinyere27m

  • Hero Member
  • *****
  • Posts: 557
on: Jul 2, 2018
The AV node has an intrinsic rate of self excitation, which is ______ beats per minute.
 
  A) 20 to 40
  B) 40 to 60
  C) 60 to 100
  D) 80 to 100

Question 2

The term automaticity refers to a cell's capability of:
 
  A) responding promptly to electrical stimuli.
  B) generating an electrical impulse from one cell to another.
  C) generating an electrical impulse on their own.
  D) contraction or shortening an impulse


mjbamaung

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 2, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Excitation of isolated chlorophyll by light. Excitation of isolated chlorophyll by light.
Factors influencing pulse rate Factors influencing pulse rate
The mortality rate in the United States increases with age and is lower for women than men at every ... The mortality rate in the United States increases with age and is lower for women than men at every ...
(a) Lymph node and (b) the palpation of cervical lymph nodes for enlargement due to infection. (a) Lymph node and (b) the palpation of cervical lymph nodes for enlargement due to infection.
The rate of global emissions is rising rapidly, especially in India and China The rate of global emissions is rising rapidly, especially in India and China
Effect of Increasing the Investment Rate on the Steady State Effect of Increasing the Investment Rate on the Steady State
Video: Action potentials - electrical characteristics and generation

For a complete list of videos, visit our video library