Cardiovascular System Flashcards

(43 cards)

1
Q

Transports oxygen, waste, and hormones

A

Blood

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2
Q

Regulates body temp, PH, and fluid volume

A

Blood

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3
Q

Prevents infection and blood loss

A

Blood

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4
Q

What type of tissue is blood

A

connective

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5
Q

Suspended cells in blood

A

Formed elements

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6
Q

Fluid matrix of blood

A

plasma

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7
Q

The percentage of Red blood cells in your blood

A

Hematocrit

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8
Q

Composition of plasma (%)

A

90% water, and 10% dissolved gases, salts, minerals, proteins etc

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9
Q

1/3 types of proteins found in plasma

A

Albumin
Globulins
Fibrinogen

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10
Q

Composition of plasma is regulated by

A

homeostasis

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11
Q

Percentage components of blood

A

55% Plasma, 44% Red blood cells, 1% WBC and platelets

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12
Q

What are erythrocytes

A

Red blood cells

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13
Q

Transports oxygen around the body via hemoglobin molecules

A

Erythrocytes

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14
Q

Why do erythrocytes have few organelles and no nucleus

A

To use as little oxygen as possible

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15
Q

Why does oxygen need to be carried by erythrocytes

A

oxygen is non polar, so it is not soluble in blood

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16
Q

How many globin chains make up a hemoglobin

A

4

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17
Q

a globin contains a flat molecule called a

A

heme

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18
Q

What molecule, and how many of these molecules does each globin chain hold

19
Q

What does iron bond to, and what does this result give

A

Iron bonds to Oxygen, giving each hemoglobin four oxygen molecules

20
Q

Protects the body from foreign cells or substances

21
Q

What are the two categories of leukocytes

A

granulocytes and agranulocytes

22
Q

Lobe shaped nuclei, visible granules

23
Q

spherical or kidney shaped nuclei, no visible granules

A

agranulocytes

24
Q

engulf and destroy foreign bacteria, most common leukocyte, produced in infection

25
two lobed nuclei, kill parasitic worms ingested, lessen allergic reactions
Eosinophils
26
release histamines, dilate blood vessels so other leukocytes cam rush to infection or allergy
Basophils
27
large, spherical nucleus found in lymph nodes, are either T-cells and B-cells
Lymphocytes
28
kidney shaped nucleus, become macrophages when entering surrounding tissue, attack and engulf viruses, parasites, or infections
Monocytes
29
Acronym for remembering leukocytes
Never Eat Bananas, Let Monkeys (BEN, LM)
30
what are thrombocytes
platelets
31
tiny fragments of other cells that clot the blood when a vessel is broken
thrombocytes
32
The process of blood cell formation
Hematopoiesis
33
Where does hematopoiesis occur
red bone marrow of adults
34
all formed elements come from a stem cell called
Hemocytoblasts
35
stimulating factor in producing blood cells
hormones
36
What does erythropoietin stimulate the production of
Red Blood cells
37
What does Colony stimulating factors and interleukins stimulate production of
White blood cells
38
What does thrombopoeitin stimulate the production of
Platelets
39
Process when platelets begin forming a blood clot for an injured blood vessel
Hemostasis
40
a substance that the body recognizes as foreign
Antigen
41
in the presence of an antigen, the body produces
antibodies
42
as antibodies bind to the antigen, they clump together. This is called...
Agglutination
43