Question

B. Fill in the blanks.
1.
___________forms a fine thread-like mesh that traps red blood cells to form the clot over the wound,

2.
___________fluid protects the heart from external pressure.

3. Pulmonary artery arises from____________

4. Aorta carries________blood

5.The patient who receives the blood is called__________​

Answer 1

Answer:

1 fibrin threads 

2 pericardial liquid

3 the right ventricle of the four-chambered heart

4 oxygen-rich blood from the left ventricle of the heart 

5 Blood Transfusion

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Answer 2

Answer:

1. platlets

2. pericardial

3. right ventricles

4. oxygenated

5. receiver