Question

what are red blood cells , white blood cells and platelets ?

Answer 1

red blood cells contain hemoglobin.Red blood cells play an important role in your health by carrying fresh oxygen throughout the body. The oxygen gives your blood its bright red color.
White blood cells are an important component of your blood system, which is also made up of red blood cells, platelets, and plasma.
Platelets are the cells that circulate within our blood and bind together when they recognize damaged blood vessels

Answer 2

BLOOD:−

=> BLOOD is a red colour liquid which circulates in our body . It is red in colour due to red pigment called HAEMOGLOBIN.

=> It is a connective tissue consist of fluid medium called PLASMA.

3 kinds of cell present in human blood are :-

RED BLOOD CELL:−

• These cells are red in colour due to pigment haemoglobin. RBC ( Red Blood Cell ) don't have nuclei.

Function :-

◆ It carries oxgen (O2)from lungs to all the cells of the body and Carbon dioxide (CO2) from body to the lungs (same amount) .Most of CO2 is carried by plasma in dissolved.

WHITE BLOOD CELL:−

• These cells are white in colour . All WBC have nucleus though the shape of nucleus is different in different types of WBC.

Function :-

◆ These cells fight with infection and protect us from disease. They eat up germs which cause disease.

PLATELETS:−

• They are tiny in fragments of special cell formed in bone narrow. They don't have nuclei

Function :-

◆ They help in co - egulation of blood (Clotting of blood) in cut or wound.

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#Jai bholenath ❤