Cardiac Care Week 3: Heart -- Electrical Conduction System

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

A normal adult heart rate is ________? 100-160 30-90 0-60 60-100

60-100

EKG/ECG is a picture of the ____________ activity of the heart Circulatory Defense Electrical All the above

Electrical

The heartbeat is controlled by the cardiac electrical system in 5 ways? True False

False

The SA node consists of what type of tissue? Muscle and cardiac Muscle and nervous Nervous and smooth Smooth and Connective

Muscle and nervous

The electrical impulse of the heart originates at the ___________? AV Node SA Node Bundle of HIS Perkinje fibers

SA Node

Identify the correct path of the heart's electrical conduction AV node- Perkinje Fibers-SA Node-Bundle of HIS SA node-Bindle of HIS-Perkinje fibers-AV node SA Node-AV node-Bindle of HIS-Perkinje fibers SA node-right atrium-left ventricle-Perkinje fibers

SA Node-AV node-Bindle of HIS-Perkinje fibers

The heart rate is determined by? How much blood is pumped through the heart How big the heart is The number of electrical impulses The amount of electric conducted in the electrical system

The number of electrical impulses

The SA node is located ________ ? In the apex of the heart The base of the heart The top of the right atrium The left ventricle

The top of the right atrium

The SA node is the pacemaker of the heart True False

True

The AV node contracts the _____________? Ventricles Atrium Septum Base of the heart

Ventricles


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