Shared Flashcard Set

Details

Circulatory System
na
27
Science
7th Grade
05/15/2013

Additional Science Flashcards

 


 

Cards

Term
plasma
Definition
component of blood that makes up 55% of volume
Term
platelets
Definition
The formed elements in the blood
that help blood to clot
Term
white blood cells
Definition
the component of the blood that
consumes bacteria and viruses
Term
veins
Definition
blood vessels that move blood
towards the heart
Term
red blood cells
Definition
the formed elements of the blood that
transport oxygen and some of the
carbon dioxide
Term
arteries
Definition
The blood vessels that carry blood
away from the heart
Term
atria
Definition
The two upper chambers of the
heart
Term
hemoglobin
Definition
the red pigment that carries oxygen
Term
ventricles
Definition
The two lower chambers of the
heart
Term
hypertension
Definition
another name for high blood
pressure
Term
anemia
Definition
a blood disease which can be
caused by a lack of iron in the diet
Term
plaque
Definition
a fatty deposit on the inside of
artery walls causing a hardening of
the arteries
Term
red bone marrow
Definition
place where red blood cells are formed
Term
capillaries
Definition
The part of the circulatory system where gases, nutrients and waste are exchanged between
blood and cells.
Term
jugular vein
Definition
The major blood vessel that drains blood from the head to the heart is called the
Term
Pulmonary artery
Definition
Artery that does not carry oxygenated blood
Term
37.8 degrees Celsius
Definition
Normal blood temperature in adult humans
Term
120/80
Definition
Normal resting blood pressure in the upper arm of a human adult
Term
superior vena cava
Definition
Large vein that brings blood from upper body to the heart
Term
inferior vena cava
Definition
large vein that brings blood from the lower body to the heart, and the largest vein in the body.
Term
pulmonary veins
Definition
Veins that carry the blood from the lungs back to the heart, and the only veins to carry oxygenated blood
Term
aorta
Definition
the large artery that carries blood from the heart to the body, and the largest artery in the body
Term
carotid artery
Definition
artery that carries blood to the head
Term
atheroschlerosis
Definition
hardening of the arteries caused by plaque
Term
stroke
Definition
disease that causes death of brain cells when blood vessels become blocked or burst, often caused by atherosclerosis
Term
coronary heart attack
Definition
type of heart attack caused by the blockage of the coronary arteries by plaque
Term
veins
Definition
The only blood vessels that contain valves to prevent backflow
Supporting users have an ad free experience!