Chapter 15 Test

How many beats does the heart do?

60-100 bpm
Where is the location?

mediastinum; tilted to the left in the thoracic cavity
What is the tip of the heart called?

apex
Valves do what?

keep blood moving in one direction
what is another name for the bicuspid valve?

mitral
what is the coronary sinus? what does it do?
- Vein in back of the heart
- drains into right atrium
contraction alternates between __ and __.

atria and ventricles
what is systole?

contraction
What is diastole?

relaxation
What is the conduction pathway?

SA node (pacemaker) --> AV node --> AV bundle --> Left and Right Bundle Branches--> Purkinje fibers

Author

DesLee26

145349

Card Set

Chapter 15 Test

Description

Seniors

Updated

2012-04-03T00:21:19Z