Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/34

Click to flip

34 Cards in this Set

  • Front
  • Back
Arteries
large blood vessels that lead away from the heart
Endothelium
Innermost lining of blood vessels
arteriole
small artery
Capillaries
smallest blood vessels
venule
small vein
vein
thin-walled blood vessel that carries blood from the body tissues and lungs to the heart
vena cava
largest vein in the body
pulmonary artery
an artery carrying oxygen-poor blood from the heart to the lungs
aorta
Largest artery in the body
artery
largest type of blood vessel. Carries blood away from the heart to all parts of the body
atrioventricular bundle (bundle of his)
specialized muscle fibers in the wall between the 2 upper heart chambers.
atroventricular node (AV node)
specialized tissue at the base of the wall between the 2 upper heart chambers
atrium (plural:atria)
upper chamber of the heart
carbon dioxide (CO2)
a gas (waste) released by body cells and transported via veins to the heart and then to the lungs to be expelled
Coronary arteries
the blood vessels that branch from the aorta and carry oxygen-rich blood to the heart muscle
deoxygenated blood
blood that is oxygen-poor.
diastole
relaxation phase of the heartbeat.
endocardium
Inner lining of heart
mitral valve
valve found between the left atrium and the left ventricle of the heart valves.
murmur
an abnormal heart sound caused by improper closure of the heart valves.
myocardium
muscle layer of the heart.
oxygen
gas that enters the blood through the lungs and travels to the heart to be pumped via arteries to all body cells.
pacemaker
sensitive tissue in the right atrium that begins the heartbeat. also called the sinoatrial node.
pericardium
Sac-like membrane surrounding the heart
pulmonary circulation
The flow of blood from the heart to the lungs and back to the heart.
pulse
the beat of the heart as felt through the walls of the arteries.
septum (plural septa)
A partition;in the cardiovascular system, a partition between the right and the left sides of the heart.
sinoatrial node (SA node)
The pacemaker of the heart.
sphygmomanometer
instrument to measure blood pressure
systemic circulation
The flow of blood from the body cells to the heart and then back out from the heart to the cells
systole
The contraction phase of the heartbeat.
tricuspid valve
Valve located between the right atrium and the right ventricle; it has 3(tri-) leaflets, or cusps
valve
a structure in veins or in the heart that temporarily closes an opening so that blood flows in only 1 direction
ventricle
lower and larger chamber of the heart