The end of the plateau phase is due to the ________ of Ca²⁺ channels and ________ of K⁺ channels.
A) opening, opening
B) closing, closing
C) opening, closing
D) closing, opening
Correct Answer:
Verified
Q22: Stretching a myocardial cell
A) only decreases the
Q23: The action potential in a cardiac contractile
Q24: The rapid depolarization phase of the action
Q25: The medical term for heart attack is
A)
Q26: Autorhythmic cells
A) are also called pacemakers because
Q28: ECGs
A) provide direct information about the heart
Q29: The importance of the plateau phase of
Q30: When the heart is in fibrillation,
A) the
Q31: The AV node is important because it
A)
Q32: The fibrous skeleton of the heart is
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents