Diseases
Arteries and Veins
Organs
Function
Miscellaneous
100
This disease is formed when a coronary artery is blocked.
Cardiovascular disease
100
What muscles help squeeze the blood in the veins up to the heart?
Skeletal muscles
100
Are the lungs part of the Circulatory system?
Yes
100
The circulatory system works with the _______ system to bring oxygen to cells
Respitory
100
What is hypertension?
High blood pressure
200
What disease causes fatty deposits called plaque build up on the inside of arteries, clogging some of the passages where blood flows?
Atherosclerosis
200
______ are in the middle of skeletal muscles that squeeze blood up towards the heart.
Veins
200
What organ is the main organ of the Circulatory System?
The heart
200
How thick are the walls of capillaries?
One cell thick
200
What is the function of the pacemaker?
It sends impulses causing the heart to contract
300
Due to high blood pressure, _______ can be formed and trapped in an artery.
Clots
300
What does the aorta lead to?
Coronary arteries
300
Do coronary arteries bring blood to the heart or away from the heart?
Brings blood to the heart
300
Name three things that blood transports
O2, CO2, nutrients, and hormones
300
Why do muscles die during a heart attack?
Lack of oxygen
400
What happens to the heart when one or multiple coronary arteries are blocked?
The muscles in the heart are oxygen deprived, and will die off. This can cause a heart attack.
400
Are there any arteries that cary deoxygenated blood?
No
400
What circuit brings blood to the lungs and back?
The pulmonary system
400
How is the O2, CO2, and nutrients exchanged between the blood in the capillaries and cells?
Diffusion
400
What occurs during Diastole?
Returning blood flows through all four chambers of the heart
500
Why do muscles die during a heart attack?
Lack of oxygen
500
Veins have ___ ___ valves to keep blood always flowing in the same direction
one way
500
What circuit brings blood to the cells?
The systemic circuit
500
What are the three main parts to any circulatory system?
Central pump, vascular system (set of tubes), a circulating fluid
500
What is Systole?
The contraction phase of a heart beat
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