anatomy of heart Flashcards
how many chambers does the heart have
4
what 4 chambers make up the heart
two upper chambers : Atria
two lower chambers :
ventricles
what is an artery
a kind of vessel that carries blood away from the heart
what is a vein
a kind of vessel that carries blood back to the heart
what are carotid arteries
the major arteries of the neck which carries the main supply of blood to the head
what components make up blood
plasma, red and white blood cells, and platelets
what is plasma
a watery and salty fluid that carries red and white blood cells along with platelets. waste carbon dioxide is also dissolved through cells in plasma to be transported back to the lungs
other word for red blood cells
RBC’s , erythrocytes, red corpuscles
what do red blood cells do
their function is to carry oxygen to the tissues
other words for white blood cells
WBC’s, leukocytes, white corpuscles
what do white blood cells do
they are involved in destroying microorganisms, and producing antibodies
what do platelets do
they are responsible for forming blood clots
what are the primary arteries where a pulse can be taken
the carotid, brachial, and radial arteries
systolic blood pressure
the blood pressure that is created when the left ventricle contracts
diastolic blood pressure
the blood pressure remaining in the arteries as the left ventricle is relaxed and refilling
