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SCN1111 Haematological Exam Questions and Answers 100% Solved

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SCN1111 Haematological Exam Questions and Answers 100% Solved Describe the composition of blood - Blood has 4 main components Plasma which is 55% mostly water, the rest of plasma proteins (and some other elements) Formed elements which is 45% this includes RBC, WBC and platelets Discuss the f...

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  • November 2, 2024
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SCN1111 Haematological Exam

Questions and Answers 100% Solved


Describe the composition of blood - ✔✔Blood has 4 main components

Plasma which is 55% mostly water, the rest of plasma proteins (and some

other elements)

Formed elements which is 45% this includes RBC, WBC and platelets

Discuss the function of plasma - ✔✔Plasma contains proteins that help

blood clot

Transports dissolved substances around the body as needed (nutrients,

hormones and proteins)

eg. it transports glucose around body for use by cells

What are the plasma proteins - ✔✔albumin, fibrinogen, globulins

What does albumin do - ✔✔Carrier molecule for substances and drugs.

Increases size of molecule so they cannot diffuse across until they get to

where they are needed.

Controls passage of water and solute through capillaries therefore

maintaining the critical colloidal osmotic pressure

, ©NINJANERD 2024/2025. YEAR PUBLISHED 2024.
What does fibrinogen do - ✔✔Glycoprotein involved in blood clotting.

Circulated in the blood when injury occurs, converted to fibrin to assist in

clotting cascade.

What does globulin do - ✔✔Protein that protects body from foreign

invaders.

What are the cellular components of blood - ✔✔Erythrocytes (RBC),

Leukocytes (WBC), Thromocytes (platelets)

What is the function of erythrocytes - ✔✔Red blood cells carry oxygen from

the lungs to the tissues and take carbon dioxide back to lungs to be

expelled. Contain haemaglobin which is the element on RBC that binds

oxygen

What is the function of a leukocyte - ✔✔Whites blood cells are the cells of

the immune system. Involved in protecting the body from infectious disease

and foreign invaders.

What is the function of a thrombocyte - ✔✔Also called platelets. Function is

to react to a bleeding blood vessel injury by clumping and starting a blood

clot.

What is the mononuclear phagocyte system - ✔✔The mononuclear

phagocyte system consists of cells that originate in the bone marrow,

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