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WorksheetsCirculatory system <3
Total questions: 15
Worksheet time: 14mins
The 3 main functions of the Circulatory System
break down food, remove waste, make blood cells
react to stimuli, grow, adapt
deliver materials, remove waste, and fight infection
The system that delivers oxygen and gets rid of carbon dioxide.
skeletal
respiratory
lymphatic
digestive
Small blood vessels that diffuse oxygen, carbon dioxide, and nutrients.
vein
capillary
artery
These blood vessels carry deoxygenated blood to the lungs.
veins
arteries
capillaries
heart
These blood vessels take oxygenated blood to the body cells.
veins
capillaries
arteries
pipes
Running is an activity that causes the cells in the muscular system to use oxygen at a faster rate. Which system responds by delivering more oxygen to these cells?
Circulatory
Disgestive
Nervous
Endocrine
Which gas is transported by the circulatory system in humans and is used by cells during respiration to release energy stored in food?
carbon dioxide
nitrogen
hydrogen
oxygen
why does artery need thicker wall compared to veins?
more blood flow into artery
there is more artery than vein in the body
artery has to deliver the oxygenated blood
more fats stored in artery
State the general relationship between exercise and heart rate in humans.
If a person exercises, then their heart rate will not change
If a person exercises, then their heart rate will increase
If a person exercises, then their heart rate will decrease
Person exercising and heart rate are not related
Identify one way to determine a person's heart rates.
put a hand on the heart to measure pulse
put a thumb on the wrist to measure pulse
put a thumb on the neck to measure pulse
put two fingers on the wrist to measure pulse
Select the structure and explanation of how it contributes to the way the human system functions.
heart replaces carbon dioxide with oxygen
blood vessels transport nutrients and oxygen
heart replaces oxygen with carbon dioxide
blood vessels pump heart rate
Deoxygenated blood means that the blood is low in...
oxygen
carbon dioxide
Veins are blood vessels containing blood going to the heart
True
False
The blood obtains the oxygen from which organ?
Brain
Lungs
Heart
Stomach
The first stop of the blood in the heart is the...
Left Atrium
Right Atrium
Left Ventricle
Right Ventricle
