4.1 & 4.2 Review (Heart Anatomy and Heart at Work)

Which of the following does NOT affect BP?

• Blood volume
• Stress
• Blood viscosity
• Blood temperature

Tags

NGSS.HS-LS1-3

An electrocardiogram measures what?

• The amount of pressure exerted on blood vessels.
• The electrical activity of the heart.
• How many times the heart contracts over time.
• The body's temperature caused by friction of blood in vessel.

An EKG is actually

• A ratio
• An equation
• A time frame
• A graph 

What do the letters EKG stand for?

• Electrocardiograph
• Electromagneticgraph
• Electrocardiogram 
• Electrolytes

Which of the following is not a direct indicator of a person's cardiac health?

• Heart Rate
• Blood Pressure
• EKG
• Temperature 

The p-wave correlates with which event?

• atrium contraction /signals moving from SA node to AV node
• ventricle contraction
• ventricle repolarization
• both atrial and ventricle contraction

The t-wave correlates with which event?

• atrium contraction /signals moving from SA node to AV node
• ventricle contraction
• ventricle repolarization
• both atrial and ventricle contraction

The AV node is located at...

• A
• B
• C
• D

The Purkinje fibers are located at...

• F
• G
• H
• I

The components that indicate the QRS complex is...

• a,b,c
• b,c,d
• c,d,e
• b,d,e