Lab 2: Blood Components and Tests Flashcards

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1
Q

Function of blood:

A

Maintains homeostasis, transport system, regulates pH, repair blood clots, prevents disease, regulates body temperature

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2
Q

Amounts of Blood

A

Female: 4-5 Litres
Male: 5-6 Litres

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3
Q

Erythrocytes: RED BLOOD CELLS

A

Contain hemaglobin (oxygen carrying protein)
Transports O2 and CO2
No nucleus, can not divide, can not reproduce or repair
Lifespan 100-120 days

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4
Q

PLATELETS

A

Small cell fragments of megakaryocytes from bone marrow

Clotting time: 2-6 minutes

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5
Q

LEUCOCYTES: White Blood Cells

A

Never Let Moneys Eat Bananas: ranking of most common
Divided into two categories: granulocytes and agranulocytes
Differentiated by size, nucleus shape, colour when stained, shape of granule, amount of ctyoplasm

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6
Q

Neutrophils

A

Granulocyte: (10-12 pm)
Dark, multilobed nucleus.
Light pink or purple granules
Most Common of Leucocytes

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7
Q

Lymphocytes

A

Agranulocyte

Small cell with dark nucleus taking up most of the cell

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8
Q

Monocytes

A

Agranulocyte

Dark coloured kidney shape nucleus,

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9
Q

Eosinophil

A

2 lobe nucleus with bright pink granules.

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10
Q

Basophil

A

Contains dark purple or black granules

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