what does the circulatory system remove and what is the technical term.
waste, carbon dioxide
100
what is the overall role of the heart
to give blood
100
where does blood travel to in the first loop?
heart to the lungs and then back to the heart.
100
how many seconds is it when the heart goes through the 6 steps
1 second !!!!!!
100
in one year your heart pumps enough blood to fill how many competition sized swimming pools?
30 competition sized swimming pools
200
when the carbon dioxide is transported where is it sent and what does it do there
it is sent to lungs where it is exhaled
200
describe the inside of the heart
its hollow, lined with tissues, muscles, and full of blood
200
what happens in the second loop?
blood travels from the heart throughout the body and then back to the heart
200
what is a flap of tissue that prevents blood from flowing backwards?
a valve
200
how long does it take a drop of blood to travel through the entire system
less than a minute
300
what is the technical term for maintaining body tempurature
homeostasis
300
what is the name for the group of cells that sends out signals to make heart contract
hint: its located in the right atrium
pacemaker
300
________is what carries blood away from the heart and flow into a tiny vessel called _____
arteries and capillaries
300
what is the heart beat sound
lub-dup lub-dup :)
300
a childs heart is the size of one fist, how big is an adults heart?
two fists
400
what is something that you can take to help white blood cells with fighting disease
anti-biotics
400
describe the process of oxygen rich blood-cells and how they enter the left atrium
oxygen rich blood-cells come from the lungs and travel to the left atrium and then the left ventricle and then are distributed by the circulatory system around the body
400
which carry blood back to the heart?
veins
400
what do each atria do?
they both receive blood and pump it into the ventricles.
400
how many kilometers of vessels does blood get pushed through?
hint: it would circle the earth more than two times
1000 kilometers
500
list all the needed materials that the circulatory system circulates.
water
nutrients
-amino acids
-glycerol
-glucose
minerals
vitamins
500
describe the whole process of poor oxygen and where it travels too
poor oxygen is low on oxygen and high on carbon dioxide, it starts by traveling into the right atrium the to the right ventricle then it is sent to the lungs and are filled up with oxygen
500
what is surrounding the lungs so that the exchange of oxygen and co2 is possible?
Capillaries
500
what is the first step
the heart muscle relaxes, and the atria fill with blood.