Heart Basics
Heart Anatomy
Blood Vessels
Circulation
Blood Pressure
100
Which body cavity is the heart located in?
Thoracic (mediastinum)
100
How many chambers are in the human heart?
4
100
The name of the largest artery in the body that leaves the heart?
Aorta
100
Which side of the heart receives oxygen-poor blood?
Right
100
How would higher blood volume affect blood pressure?
Increase
200
Which side of the heart pumps blood to the body?
Left
200
Which chambers have more myocardium in their walls?
Ventricles
200
The name of the vessels that take blood into the capillary bed
arterioles
200
Circulation that allows oxygen-poor blood to become oxygenated
Pulmonary circulation
200
The blood pressure gradient moves blood from ____________ pressure to ___________ pressure
High to Low
300
Which side of the heart is bigger?
Left
300
Which chambers are called receiving chambers?
Atria
300
The name of the vessels that drain out of capillary beds
venules
300
The circulation that pumps fresh blood to the body and back
systemic circulation
300
Which layer in the vessel walls allows for control of blood pressure?
Tunica media
400
Blunt tip at the bottom of the heart is called...
the apex
400
Smooth inner lining of the heart chambers
endocardium
400
Which vessels have higher blood pressure: arterioles or venules?
arterioles
400
The circulation that passes through the liver
Hepatic portal circulation
400
How would hemorrhaging affect blood pressure?
Decrease blood pressure
500
CPR involves compressions and breaths. Pressure is applied to which bone during CPR?
The strernum (breastbone)
500
Layer of pericardium that lies DIRECTLY on the surface of the heart
Visceral pericardium
500
Which vessels have valves?
Veins
500
The 2 main reasons why blood passes through the liver
(1) So blood glucose can be stored (2) So blood can be detoxified
500
How does polycythemia affect blood pressure?
Increases blood pressure
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