This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The nurse clarifies that the master pacemaker of the heart is the: a. left ventricle. b. ... (Read 69 times)

Metfan725

  • Hero Member
  • *****
  • Posts: 552
on: Jul 11, 2018
The nurse clarifies that the master pacemaker of the heart is the:
 
  a. left ventricle.
  b. atrioventricular (AV) node.
  c. sinoatrial (SA) node.
  d. bundle of His.

Question 2

The nurse is aware that the muscle layer of the heart, which is responsible for the heart's contraction, is the:
 
  a. endocardium.
  b. pericardium.
  c. mediastinum.
  d. myocardium.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sokh

  • Sr. Member
  • ****
  • Posts: 357
Reply #1 on: Jul 11, 2018
Answer to Question 1

ANS: C
The SA node is the master pacemaker of the heart.

Answer to Question 2

ANS: D
The myocardium is the specialized muscle layer that allows the heart to contract.


Metfan725

  • Member
  • Posts: 552
Reply 2 on: Jul 11, 2018
Great answer, keep it coming :)

billybob123

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

The average adult has about 21 square feet of skin.

An enlarged heart showing the results of cardiomyopathy. An enlarged heart showing the results of cardiomyopathy.
Open heart surgery Open heart surgery
Pathophysiology of heart failure Pathophysiology of heart failure
The exhaust drives the turbine wheel on the left, which is connected to the impeller wheel on the ... The exhaust drives the turbine wheel on the left, which is connected to the impeller wheel on the ...
Effects of septal defects: (A) normal shunt; no cyanosis; (B) increased pressure in right ventricle; ... Effects of septal defects: (A) normal shunt; no cyanosis; (B) increased pressure in right ventricle; ...
Walk around the head of the table to the left side and reach across to perform threecount stroking ... Walk around the head of the table to the left side and reach across to perform threecount stroking ...
Video: Atrial natriuretic peptide (vasodilation) & Aldosterone

For a complete list of videos, visit our video library