HBS

Which part of the heart pumps deoxygenated (oxygen-poor) blood?

• Left side

• Right side

• Top side

• Bottom side

The structure labeled #4 is

• septum

• apex

• left ventricle

• papillary muscle

How many chambers does the heart have?

• 4

• 3

• 2

• 1

Which type of vessels have the smallest diameter?

• arteries

• venules

• capillaries

• arterioles

Which of the following would decrease blood pressure?

• increased viscosity

• increased vessel radius

• increased blood volume

• increased cardiac output

Tags

NGSS.HS-LS1-3

Which diagnostic procedure for arteriosclerosis involves measuring blood pressure in the arms and ankles?

• CT scan

• Blood test

• Ankle brachial index test

• Electrocardiogram (EKG)

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.

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 Purkinje fibers are located at...

• F

• G

• H

• I