Biology Chapter 25-Circulatory System in Animals
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Transcript of Biology Chapter 25-Circulatory System in Animals
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7/27/2019 Biology Chapter 25-Circulatory System in Animals
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Biology Chapter 25: Circulatory System in Animals
1. The transport system in human beings is a circulatory system consists of _________________ and
_____________________.
2. The blood circulatory system consists of ______________, _______________, _____________ and
_______________, with _____________ as the main transport medium.
3. _______________ is a cone-shaped, hollow, muscular organ which acts as a pump.
4. The ______________________ encircle the heart and penetrate the heart muscles to provide oxygen and
nutrients to the heart; the _______________________ transports waste products formed to the heart.
5. The heart consists of four chambers:
6. _______________________ divides the ventricle into the left and right ventricle.
7. __________________ carries oxygenated blood from the left ventricle to the entire body.
8. __________________ carries oxygenated blood to the left atrium from the lungs.
9. ___________________________ carry deoxygenated blood from all parts of the body to the right atrium.
10. Blood is made up of ______________________ and _____________________.
11. In blood, the liquid portion is known as _________________.
12. There are 3 types of blood corpuscles:
13. Erythrocytes contain __________________ which gives blood its red colour. They are made in the
__________________.
14. ___ _____________ are the bodys first line of defence. They are colourless and do not carry oxygen.
15. Thrombocytes are formed from pieces of immature ______________ in the red bone marrow. Its function
is related to _________________.
16. When there is a wound, the tissues around the wound and thrombocytes release prothrombin to produce
________________. The fibrin threads combine with the blood corpuscles to form ________________.
17. When wrong blood group is given to a patient, it can cause death through _____________________.
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18. What are the four main types of blood group?
19. _________________ are present in the plasma of blood groups.
20. Which blood group is known as universal donor; which blood group is known as universal recipient?
21. State the functions of blood.
22. Blood vessels that carry blood away from the heart is known as ________________; blood vessels that
carry blood towards the heart is known as __________________.
23. they have thick and strong elastic walls, they have no valves, the blood pressure within is high
What kind of blood vessel is that?
24. Label Figure 1
Figure 1
25. Refer Figure 1, fill in the correct parts according to the descriptions.
a. Carries oxygenated blood from the lungs to the heart. ( )
b. Carries oxygenated blood from heart to all parts of body. ( )
c. Pumps oxygenated blood to aorta. ( )
d. Divides the left and right ventricle. ( )
e. Receives oxygenated blood from lungs. ( )
f. Carries deoxygenated blood from heart to lungs. ( )
A
B
CD
E
F
G
H