the heart

Question 1

what is the heart

Answer 1

it is a muscular organs that pumps blood through blood vessels to all parts of the body

Question 2

where is the heart found

Answer 2

in the middle of the thorax

between the lungs

Question 3

what doe you call the bottom section of the heart

Answer 3

the apex

its is slightly pointed

Question 4

what is a Pericardium

Answer 4

its is a double membrane that surround the heart

Question 5

the heart is made of muscle tissue called what

Answer 5

cardiac muscle

Question 6

what doe you call the blood vessels that supply the heart muscle with oxygen and nutrients

Answer 6

coronary blood vessels

Question 7

the heart is a double pump

is is divided into the right side as the left side by what ?

Answer 7

by a septum

Question 8

what is the function of the septum

Answer 8

to prevent blood from mixing

Question 9

where does the right side of the heart receive and pump blood too and where does the left side of the heart receive and pump blood too

Answer 9

right side - receives deoxygenated blood from the body and pumps this blood to the lungs

left side - receives oxygenated blood from the lungs and pumps this blood to the body

Question 10

name the 4 chambers of the heart

Answer 10

1. right atrium
2. right ventricle
3. left atrium
4. left ventricle

Question 11

explains what happens in the right atrium and right ventricle

Answer 11

deoxygenated blood enters the right atrium from the body through a tube called VENA CAVA

it then moves into the right ventricle where it is pumped to lungs through a tube called PULMONARY ARTERY

Question 12

explains what happens in the left atrium and left ventricle

Answer 12

lungs covert deoxygenated blood into oxygenated blood

oxygenated blood is carried from lungs back to heart through the PULMONARY VEIN

oxygenated blood from the lungs enters the left atrium and then moves to the left ventricle where it is piped at Hugh pressure to the whole of the body through the AORTA