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Biology - 6th Year > Blood > Flashcards

Blood Flashcards

1
Q

Blood

A

Connective tissue of plasma and cells

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2
Q

Plasma

A

Liquid part

90% water

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3
Q

What does plasma contain

A

Dissolved substances

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4
Q

What dissolved substances are in plasma

A

Minerals
Vitamins
Glucose

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5
Q

What shape are red blood cells

A

Biconcave shape

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6
Q

What do red blood cells not have

A

A nucleus mitochondria

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7
Q

Red blood cells contain

A

Haemoglobin

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8
Q

Where are red blood cells made

A

Bone marrows

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9
Q

What are red blood cells broken down by

A

Liver or spleen

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10
Q

White blood cells are … than red blood cells

A

Larger and less numerous

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11
Q

Function of white blood cells

A

Protect against disease

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12
Q

Large nucleus in white blood cells produce..

A

Antibodies

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13
Q

Platelets are

A

Fragments of cells

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14
Q

Function of platelets

A

Clotting

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15
Q

What determines blood groups in red blood cells

A

Type of antigen present

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16
Q

Name another blood grouping system

A

Rhesus system

17
Q

3 functions blood

A

Transports food wastes hormones and gases

Temperature regulation

Defence against disease

18
Q

What does the closed system endure

A

That blood pressure is high enough to reach all parts of the body

19
Q

Open system

A

Blood bathed the cells

20
Q

What is a portal system

A

A pathway that begins and ends in capillaries

21
Q

What do portal veins not connect directly to

A

The heart

22
Q

What does the hepatic portal vein connect

A

Ileum to liver

23
Q

Function ofred blood cells

A

Transport oxygen

24
Q

What feature allows blood cells to pass through the narrow capillaries

A

They are flexible

25
Q

Where are red blood cells produced

A

Red bone marrow

26
Q

Where are red blood cells broken down

A

Liver

27
Q

Name transport fluid in humans that does not contain plasma

A

Lymph

28
Q

Name blood vessel from which capillary arises

A

Arteriole

Biology - 6th Year (21 decks)

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