Blood and the circulatory sys Flashcards
What is the circulatory system?
functions to transport oxygen through the body while removing carbon dioxide.
The circulatory sys. transports?
nutrients
The organ that drives the circulatory system is the?
Heart
What are the two collecting chambers of the heart?
Altria & Ventricules
The right atrium recieves dexygenated blood from the?
Venae cave
The bodies largest artery?
Aorta
The order that blood flows from the heart to the body?
right atrium-right ventricule- lungs- left atrium- left ventricule- body
What are arteries?
muscular-walled tubes forming part of the circulation system
What is the ventricules?
hollow part or cavity in an organ.
what is the right atrium?
one of the four chambers of the heart.
what is the right ventricle?
one of the heart’s four chambers.
what is the pulmonary artery?
artery carrying blood from the right ventricle of the heart to the lungs for oxygenation
What is the left atrium?
one of the four chambers of the heart,
what us the pulmonary vein?
are the veins that transfer oxygenated blood from the lungs to the heart.
what is the left ventricle?
the bottom left portion of the heart below the left atrium, separated by the mitral valve
what is the aorta?
the main artery of the body,
What is the right side of the heart associated with?
deoxygenated blood
What is heart diesease causes?
High Cholestrol, high blood pressure, smoking, and lack of exercise.
Arteries carry blood from?
Heart to the tissues of the body.
What are smaller arteries called?
Arterioles
Smaller arteries help?
supply blood to bodily tissue via capillaries
What do arteries do?
carry blood away from the heart and thus must be thicl-walled.
What do veins do?
carry blood back to the heart from other parts of the body.
Veins are thin or thick walled?
Thin
Why are veins thin walled?
conduct blood at low pressure and
Veins carry what kinnd of blood?
dark red, dexygenated blood.
True or False? veins have a pulse?
False
The pulmonary vein carries?
freshly oxygenated blood from the lungs back to the heart.
Cappilaries are Thin or Thick walled?
Thin
Hypertension is also known as?
High blood pressure
What is hypertension?
the blood applies to much force to the blood vessels
What is plasma?
The liquid compound of blood
What are the three types of cells found in blood?
Red blood cells, white blood cells, platelets
What are red blood cells?
oxygen carrying cells
What are platelets known for?
cell fragments that allow blood to clot.
what are white blood cells known for?
fight infection by destroying foreign organisms
How are blood cells created?
By Bone Marrow
Where is bone marrow located?
Center of the bones.
When white blood cells are higher than normal?
The body is fighting of some sort of infection by bacteria or virus.
Blood comes in four types. What are they?
A,B,AB, O
How can the letters of blood types be designated?
The type of molecule found on the outside of the red blood cells.
What is the positive and negative designation for with blood cells?
Based on whether or not cells have a third type of antigen.
What is the RH Factor
Based on whether or not cells have a third type of antigen.
A person who has blood that is Rh-factor negative cannot receive blood from?
Rh positive
A person with positive type blood can recieve donor blood from?
Rh negative
What is Type O called?
Universal Donor
What blood type can be given to anybody?
Type O
what is type AB positive called
universal recipent
what is a universal recipent?
Can recieve any type of blood.
