Circulatory system

What are the two types of circulatory system?

Explain an open-circulatory system

Explain a closed circulatory system

Why is a closed circulatory system more efficient than an open one?

What are the 3 components of the circulatory system?

What are the 3 types of blood vessels?

What is the role of the arteries?

What is the role of the veins?

What is the role of the capillaries?

Tough, inelastic protein in arteries and veins

What is the middle layer in arteries and veins?

What is the inner single layer of living cells surrounding the lumen?

Capillary walls are _____ and are made of ______

What is blood pressure?

What is the function of valves?

systolic

diastolic

average systolic pressure

average diastolic pressure

Device used to measure blood pressure?

What is the location of the heart?

Double membrane surrounding the heart

What type of pump is the heart?

Which ventricle is thickest?

Wall that divides the heart

Four chambers of the heart

Thickness of walls in the atria

Tough chords / heart strings

Tendons are attached to the heart wall by projections called

What is the valve on the right side of the heart?

What is the valve on the left side of the heart?

What are the valves that allow blood to flow into the aorta and pulmonary artery?

Deoxygenated blood enters the heart through the ?

Blood flows out of the heart to the lungs through the ?

Oxygenated blood enters the heart through the ?

The oxygenated blood flows out of the heart and around the body through the ?

Blockage of the coronary arteries can result in a ?

What are the two circuits?

Pulmonary circuit

Systemic circuit

Heartbeat is controlled by the ?

What is the SA node and where is it located?

The SA node sends out ?

What is the role of the AV node?

A record of the electrical activity of the heart

filling phase

emptying phase

Where is the AV node located and what does it do?