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ZOOT 1100 > Cardiovascular System > Flashcards

Cardiovascular System Flashcards

1
Q

Types of circulation (4)

A

Closed
Open
Pulmonary
Systemic

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2
Q

Functions of bloods(6)

A

Exchange of respirators gases
Transportation of nutrients
Facilitates excretion of waste products
Transportation of specialized blood cells
Transportation of hormones of the endocrine glands
Facilitate countercurrent heat exchange

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3
Q

2 major components of blood

A

Plasma
Cellular components

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4
Q

Holds the blood cells in the whole blood suspension

A

Plasma

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5
Q

Serous membrane that partially surrounds the heart

A

Pericardium

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6
Q

Provides the lubrication for the heart during contraction

A

Pericardium

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7
Q

2 divisions of pericardium:

A

Visceral pericardium
Parietal pericardium

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8
Q

3 layers of heart

A

Epicardium
Myocardium
Endothelium

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9
Q

A condition due to reduced number of red blood cells or hemoglobin content in the blood

A

Anemia

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10
Q

A condition due to excessive red blood cells or circulating in the blood

A

Polycythemia

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11
Q

A condition associated with a decrease in the number of white blood cells

A

Leukopenia

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12
Q

A condition associated with an increase in the number of white blood cells

A

Leukocytosis

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13
Q

The blood clot attached to the interior wall of either a vein or an artery

A

Thrombus

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14
Q

The clot that is circulating in the blood

A

Embolus

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15
Q

Abnormally slow heartbeat

A

Bradycardia

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16
Q

Abnormally high heartbeat

A

Tachycardia

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17
Q

No heartbeat

A

Arrhythmia

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18
Q

Components transported in blood (6)

A

Respiratory gases
Nutrients
Waste products
Specialized blood cells
Hormones
Heat

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19
Q

Only 1% of the blood volume

A

White blood cells (leukocytes

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20
Q

Species with nucleated erythrocytes

A

Reptiles & amphibians
Avians
Teleosts (fish)

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21
Q

Species with enucleated erythrocytes

A

Cat
Dog
Human

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22
Q

Responsible for blood clotting

A

Platelets

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23
Q

Produces antibodies, neutralizes or fixes toxins

A

Lymphocytes

24
Q

Variety of white blood cell that tend to increase in number during allergic and parasitic condition

A

Eosinophils

25
Type of white blood cell that produces antibodies neutralizes or fixes toxins
Lymphocytes
26
RBCs are reduced in number or hemoglobin content
Anemia
27
Excessive RBCs are found in the circulating blood
Polycythemia
28
Decrease in the number of WBCs
Leukopenia
29
Increase in the number of WBCs
Leukocytosis
30
A blood clot attached to the interior wall of a vein/ artery
Thrombus
31
A clot that is circulating in blood
Embolus
32
A cone-shaped hollow muscular structure
Heart
33
Directed dorsal or cranio-dorsal and is attached to other thoracic structures by large arteries, veins, and the pericardial sac
Base
34
Directed ventral and is entirely free within the pericardial sac (heart)
Apex
35
Outer serous covering of heart
Epicardium
36
Thick muscular layer of heart
Myocardium
37
Inner endothelial lining of heart
Endocardium
38
Chambers of the heart
Atrium Ventricle
39
Heart chamber that receives blood
Atrium
40
Heart chamber that pumps blood
Ventricle
41
Valves of the heart
Atrioventricular valve Semilunar valve
42
Components of semilunar valve
Aortic valve Pulmonary valve
43
Fibrous cords found in the heart
Chordae tendineae
44
Small muscular projections in the heart
Papillary muscles
45
Great vessels of heart (4)
Vena cava Pulmonary arteries Pulmonary veins Aorta
46
Vessels in cardiovascular system (cavva)
Capillaries Arteries Veins Venules Arterioles
47
Tubular structures that carry blood away from the heart
Arteries and arterioles
48
Veins are _____ in diameter than the arteries and have much thinner walls
Larger
49
Relaxation of a chamber of the heart just prior to and during the filling of the chamber
Diastole
50
Contraction of a chamber of the heart that drives blood out of the chamber
Systole
51
First sound or S1, marks the beginning of systole
Lub
52
Second sound or S2, marks the beginning of diastole
Dub
53
Measures the pressure in the arteries when the heart muscle contracts
Systolic blood pressure
54
Measures the pressure in the arteries when the heart rests between beats & is refilled with blood
Diastolic blood pressure
55
Pacemaker of the heart
Sinoatrial node
56
Largest vein
Vena cava

ZOOT 1100 (19 decks)

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