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

Author Question: Which of the following ions has a direct effect on ventricular muscle contraction? (Read 77 times)

ashley

  • Hero Member
  • *****
  • Posts: 584

Question 1

Which of the following is NOT true?
◦ Cardiac contraction requires the presence of calcium ions.
◦ Cardiac cells must be depolarized before they can contract.
◦ Cardiac contraction occurs as a result of phase 0 of the action potential.
◦ Cardiac cells can contract without having been depolarized.

Question 2

Which of the following ions has a direct effect on ventricular muscle contraction?
◦ Calcium
◦ Potassium
◦ Sodium
◦ Magnesium


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by ashley on Apr 15, 2019

emily12345

  • Sr. Member
  • ****
  • Posts: 321
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly




emily12345

  • Sr. Member
  • ****
  • Posts: 321

 

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

For a complete list of videos, visit our video library