Blood Lab Flashcards

1
Q

What are the 3 functions of blood?

A

Transportation, Regulation, and Protection

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2
Q

Blood pH (slightly basic) =

A

7.35 - 7.45

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3
Q

How many liters of blood are in females?

A

4-5 liters

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4
Q

How many liters of blood are in males?

A

5-6 liters

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5
Q

List examples of what blood transports

A

O2, CO2, nutrients, waste, hormones, and stem cells

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6
Q

List examples of what blood regulates

A

pH, osmotic pressure, body temperature

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7
Q

List examples of how blood protects

A

white blood cells, antibodies, clotting factors

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8
Q

Blood is described as:

A

a type of connective tissue that is classified by cells separated by a non-living matrix

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9
Q

The non-living matrix of blood is known as:

A

Plasma

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10
Q

Plasma is composed of:

A

91.5% water

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11
Q

Plasma contains:

A

proteins, electrolytes, nutrients, waste products, respiratory gases, hormones

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12
Q
  • 4 to 6 million per mm3 of blood
  • Main goal is to carry O2 and CO2
  • Biconcave; no nucleus or organelles; live 100 to 120 days then fragment and get destroyed in the spleen and other reticuloendothelial tissues
A

Erythrocytes (RBCs)

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13
Q

WBCs that look grainy after Wright’s stain are called

A

granulocytes

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14
Q

The WBCs that are granulocytes are:

A

Neutrophils, Eosinophils, and Basophils

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15
Q

The WBCs that are agranulocytes are:

A

Lymphocytes and Monocytes

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16
Q

Most abundant of WBCs; nucleus consists of 3 to 6 lobes with fine cytoplasmic granules; function as an active phagocyte

A

Neutrophils (40-70%)

17
Q

Nucleus is typically figure 8 shaped or bilobed; has large cytoplasmic granules; attack parasitic worms, and are involved in allergies and asthma

A

Eosinophils (2-4%)

18
Q

Least abundant leukocyte; large S or U shaped nucleus with two or more indentations; its cytoplasm has course, sparse granules; granules contain several chemicals such as histamines

A

Basophils (0.5-1%)

19
Q

Smallest of the leukocytes; Nucleus makes up most of its cell mass

A

Lymphocytes (20-40%)

20
Q

Lymphocytes are divided into two types:

A

B-Lymphocytes and T-Lymphocytes

21
Q

Largest of the leukocytes; Nucleus is typically kidney shaped; Within tissues, they convert to macrophages; they are responsible for chronic infections

A

Monocytes (3-8%)

22
Q

Platelets are cell fragments of

A

megakaryocytes