Biology: HUMAN BODY. What is this? This is a CIRCLE.
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Transcript of Biology: HUMAN BODY. What is this? This is a CIRCLE.
![Page 1: Biology: HUMAN BODY. What is this? This is a CIRCLE.](https://reader036.fdocuments.net/reader036/viewer/2022062421/56649e455503460f94b3a0b0/html5/thumbnails/1.jpg)
CIRCULATORY SYSTEMBiology: HUMAN BODY
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CIRCULATORY SYSTEM
What is this?
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CIRCULATORY SYSTEM
This is a CIRCLE
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CIRCULATORY SYSTEM
What is a movement around and around?
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CIRCULATORY SYSTEM
It is a CIRCULATION
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CIRCULATORY SYSTEM
What is the red liquid circulating in our body?
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CIRCULATORY SYSTEM
It is BLOOD
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CIRCULATORY SYSTEM
Why does the blood move ?
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CIRCULATORY SYSTEM
The HEART pumps the blood around the body.
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C.S.
HEART
The heart is a muscle in the chest.
It contracts to pump blood.
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C.S. HEART
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C.S.
What side is left?
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C.S.
What is the other side?
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C.S.
Right.
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C.S.
Where is the bright red blood ? (on the left or on the right ?)
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C.S.
The blood on the left side of the heart is full of oxygen.
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C.S.
The blood on the right side of the heart is without oxygen. It is dark red or purplish.
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C.S.
How many parts does the human heart have?
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C.S.
Four.
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C.S.
4: R A , L A , R V , L V
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C.S.
BLOOD CIRCULATION:
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from
the lungs
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C.S. from
the body
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C.S.
from the atrium to the ventricle
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C.S.
from the ventricle to the artery (aorta) and to the body
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C.S.
from the atrium to the ventricle
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C.S.
from the ventricle to the artery and to the lungs
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C.S.
Why does the blood move only in one direction ?
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C.S.
THERE ARE VALVES: between the atrium and ventricle and between the ventricle and artery
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C.S.
TRICUSPID VALVE BICUSPID VALVE
trojcípá chlopeň dvojcípá chlopeň
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C.S.
SEMILUNAR VALVE SEMILUNAR VALVE
poloměsíčitá poloměsíčitá
chlopeň chlopeň
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C.S.
Name 3 parts of the circulatory system.
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CIRCULATORY SYSTEM
1) BLOOD
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C.S.
2) HEART
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C.S.
3) VEINS, ARTERIES AND CAPILLARIES
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C.S.
Answer in pairs: How many parts does the heart have? Can you name them? Where is the bright red blood?(on the
left side or on the right side) Why is this blood bright red?
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C.S.
2 atria and 2 ventricles The left part has oxygenated blood from the lungs
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C.S. Describe the way of blood from the lungs to
aorta.
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C.S. Why does the blood move only in one
direction ?
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C.S. CHLOPNĚ
cípaté poloměsíčité
(atrioventricular) (aortic and
chlopně pulmonary)
chlopně