Show:
Diseases
Blood Pressure/Platelets
Arteries, Capillaries, and Veins
Red/White Blood Cells
Circulatory System
100
The pressure on the walls of the arteries is too high.
What is hypertension
100
What is the top number measuring?
What is amount of pressure on the artery walls during contraction of the heart
100
Which carries mostly O2?
What is arteries
100
What is the scientific name of red blood cells?
What is erythrocyte
100
What type of circulation is it when blood flows from heart to heart?
What is coronary
200
Condition in which there is not enough oxygen getting to the cells.
What is anemia
200
What is the bottom number measuring?
What is amount of pressure on the artery walls during relaxation of the heart
200
Which is elastic? Why must they be elastic?
What is artery, to be able to give with the pressure of the contraction
200
What is the purpose of hemoglobin?
What is carries oxygen, gives blood its red color
200
What type of circulation is it when blood flows from heart to body systems to heart?
What is systemic
300
This is when the blood does not clot properly.
What is hemophilia
300
What is the scientific name of platelets?
What is thrombocyte
300
Which are one cell thick? Why is this necessary?
What is capillaries, to allow for diffusion of oxygen and carbon dioxide and nutrients
300
What are white blood cells purpose?
What is fight infection
300
How does the circulatory system keep us healthy?
What is fights infection, heals wounds
400
What is sickle cell anemia?
What is where the RBC is shaped irregularly and can not hold hemoglobin.
400
Why do we not need a large number of platelets in our blood at all times?
What is we are not bleeding all the time
400
Which vessel has the thinnest walls? Why?
What is capillary, needs to be able to allow O2 and CO2 to diffuse through it
400
What do white blood cells have that Reds and platelets do not have?
What is nucleus
400
What does the circulatory system transport?
What is oxygen, carbon dioxide, wastes, hormones
500
What is a heart attack?
What is when a vessel to the heart is blocked and that part of the heart dies.
500
How do platelets CLOT BLOOD?
What is platelets enlarge-get sticky-stick to injured area—break and release chemicals—create net— trap whites—create clot
500
Which will have a steady flow when cut? Why?
What is veins and capillaries, they are too far from the heart to be affected by the pulse
500
What percentage of WBC's are in the blood along with platelets?
What is about 2%
500
How does the circulatory system regulate temperature in summer? How does is do this in the winter?
What is summer: blood comes to surface of skin to release heat winter: blood goes to core to keep organs warm