Test 1 Flashcards
What is the cardio Vascular system made up of?
Heart, vessels, and blood
What is blood made out of
Water/ minerals and fixed elements
What are the fixed elements in blood
RBC, WBC, and platelets
What’s another word for fixed elements
Hematocrit
What does red blood cells do
They fix
What does WBC do
They are immune cells
What does platelets do?
They repair the blood stream and help clot
What does hemoglobin do?
Hold in O2 in blood
What does myoglobin do
Hold air in muscles
What is diffusion
It brings in O2 in from high concentration to low concentration
Where is blood made?
Bone marrow
What gender has more fixed elements
Boys
Where is Albumin made
In the liver
What does albumin do
- Holds water in the blood stream
2. Transports nutrients
How many miles of blood vessels are there
60 thousand
What do arteries do
Take blood away from heart
What do veins do
Take blood towards heart
What’s the largest vessel in your body
The aorta
What do arterioles do
Open and close to divert blood
