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

Author Question: Why must the muscles of the left ventricle be the strongest ones in the heart? a. The mitral ... (Read 26 times)

kshipps

  • Hero Member
  • *****
  • Posts: 571
on: Jul 24, 2018
Why must the muscles of the left ventricle be the strongest ones in the heart?
 
  a. The mitral (bicuspid) valve is larger than the aortic valve.
  b. The left ventricle receives blood under high pressure from the pulmonary system.
  c. The pressure in the aorta is higher than the pressures elsewhere in the circulatory system.
  d. Blood in the left ventricle is oxygenated, making it thicker and harder to move than deoxygenated blood.

Question 2

Which two factors are most likely to result in improved cardiac output?
 
  a. Greater preload; greater afterload
  b. Greater preload; reduced afterload
  c. Reduced preload; greater afterload
  d. Reduced preload; reduced afterload


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Laurenleakan

  • Sr. Member
  • ****
  • Posts: 309
Reply #1 on: Jul 24, 2018
Answer to Question 1

ANS: C

Answer to Question 2

ANS: B


kshipps

  • Member
  • Posts: 571
Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

Liddy

  • Member
  • Posts: 342
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Thyroid scan. The right image is the data from a thyroid scan, printed on a superimposed map of the Thyroid scan. The right image is the data from a thyroid scan, printed on a superimposed map of the
heart vs brain heart vs brain
Temperature Changes on Heart Rate Temperature Changes on Heart Rate
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; ...
Hand position for the cradle. Overlap the last three fingers of your left hand on the last three ... Hand position for the cradle. Overlap the last three fingers of your left hand on the last three ...
Posterior view of muscles of the human body Posterior view of muscles of the human body
Video: Skin Cancer

For a complete list of videos, visit our video library