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 90 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?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

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

For a complete list of videos, visit our video library