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Zoology class 11 NEET > CH BODY FLUIDS AND CIRCULATION > Flashcards

CH BODY FLUIDS AND CIRCULATION Flashcards

1
Q

What is the percentage composition of blood

A

55% Plasma
45% Formed Elements

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2
Q

What is the pH of blood

A

pH is 7.4

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3
Q

What is the origin of blood

A

Mesodermal Origin

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4
Q

The fluid part of the blood is

A

Plasma

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5
Q

An healthy adult has how much RBC in the blood

A

5 to 5.5 million of RBC in mm^3 of blood

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6
Q

The process of formation of RBC is

A

Erythropoiesis

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7
Q

The process of Formation of blood is

A

Haemopoiesis

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8
Q

Plasma without the clotting protein is k/a

A

serum

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9
Q

which plasma protein is called as clotting protein

A

Fibrinogen

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10
Q

Plasma proteins make up ______ percent of plasma and they are -

A

they make up 6-8% of plasma
they are Fibrinogen, Albumin and globulin

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11
Q

The most abundant plasma protein is _____ and it helps in

A

Albumin is the most abundant plasma protein and it helps in maintaining osmotic balance i.e. helps to maintain blood volume and pressure

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12
Q

Globulins are primarily involved in

A

defence mechanism of the body

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13
Q

Carbonic Anhydrase plays an important role in transport of carbon dioxide in

A

RBCs

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14
Q

what is the lifespan of RBCs

A

120 days

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15
Q

The deficiency of RBCs is k/a

A

Erythrocytopenia

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16
Q

Oval shaped RBC are present in

A

Camel and llama

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17
Q

What is the total leucocyte count in the body

A

6000 - 8000 in mm^3 of blood

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18
Q

Which is the largest leucocyte

A

Monocyte

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19
Q

the least abundant leucocyte is and its % is

A

Basophils are the least abundant leucocyte it is present in 0.5 to 1%

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20
Q

The metal ion present in haemoglobin is

A

Iron

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21
Q

What is Diapedesis

A

The movement of WBCs through capillary walls

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22
Q

What are the different types of Agranulocytes

A
  1. Lymphocytes
  2. Monocytes
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23
Q

Blood platelets are also k/a

A

Thrombocytes

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24
Q

The smallest formed element are

A

Thrombocytes

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25
Q

process of formation of Leucocytes are k/a

A

Leucopoiesis

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26
Q

What is the Platelet count in the body

A

1.4 to 3.5 Lakhs per mm^3 of blood q

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27
Q

____ is k/a as the graveyard of RBC

A

Spleen

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28
Q

What is the % of Lymphocytes in WBC

A

20- 25%

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29
Q

What is the % of agranulocytes who have bean shaped nucleus

A

Monocytes are 6 to 8%

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30
Q

An anti clotting factor heparin is produced by

A

Basophils

31
Q

Special cells in Bone marrow that produce Thrombocytes are

A

Megakaryocytes

32
Q

Neutrophils are also k/a

A

Polymorphonuclear Leukocytes

33
Q

Thrombocytopenia leads to a group of bleeding disease

A

Purpura

34
Q

ABO Blood grouping was discovered by

A

Karl Landsteiner

35
Q

The two types of blood grouping are

A

ABO and Rh

36
Q

Rh stands for

A

Rhesus monkey

36
Q

HDN stands for _________
It is also called as

A

Haemolytic disease of Newly born
Erythroblastosis foetalis

36
Q

A clot is also called

A

Coagulum

36
Q

How many Clotting Factors are Present

A

13

37
Q

——- blood group is universal Recipient

A

AB +ve

38
Q

—— blood group is universal donor

A

O -VE

39
Q

The factors secreted by the platelets are

A

Factor III - Thromboplastin
Factor XIII - Fibrin stabilizing factor

40
Q

Thromboplastin helps in the formation of the enzyme complex k/a

A

Thrombokinase

41
Q

The smallest vessels of the lymphatic system are

A

Lymphatic capillaries

42
Q

What are the different lymphoid organs

A

Spleen, Tonsils, Thymus

43
Q

What are the two major Lymphatic Duct

A
  1. Thoracic Duct
  2. Right Lymphatic Duct
44
Q

For conversion of prothrombin into thrombin what is required

A

Thrombokinase

45
Q

For conversion of Fibrinogen into Fibrin what is required

A

Thrombin

46
Q

What are the two types of circulatory system

A
  1. Closed Circulatory System
  2. Open Circulatory system
47
Q

What are sinuses

A

Open spaces or body cavities are k/a sinuses

48
Q

In which organisms incomplete double circulation occurs

A

Reptiles and amphibians

49
Q

Bicuspid valve is also k/a

A

Mitral Valve

50
Q

The heart is protected by a double walled membranous bag called

A

Pericardium

51
Q

Sino atrial node is also k/a

A

Pacemaker

52
Q

Atrioventricular Node is also k/a

A

Pacesetter

53
Q

What is the direction of Impulse in heart

A

SAN —– AVN—— Bundle of His——-Purkinje Fiber

54
Q

Human heart is ——– in nature

A

Myogenic

55
Q

What is the Formula for cardiac output

A

Stroke Volume multiplied by heart rate

56
Q

what is the cardiac output in our body

A

5040mL or 5L

57
Q

What is cardiac cycle

A

the repeating pattern of contraction and relaxation of heart is called as Cardiac Cycle

58
Q

who recorded the first ECG in the world

A

Einthoven

59
Q

What is ECG and what does it stand for

A

ECG stands for Electrocardiogram and it is a graphical representation of the the electrical activity of heart

60
Q

The instrument used to measure BP is

A

Sphygmomanometer

61
Q

High Blood Pressure is also k/a

A

Hypertension

62
Q

CAD stands for ——– It is also k/a

A

Coronary artery disease Atherosclerosis

63
Q

What is Pulse pressure

A

the difference b/w systolic and diastolic pressure gives pulse pressure

64
Q

which hormone is secreted by the body during emergency situation that increases the heart rate

A

Epinephrine

65
Q

Parasympathetic nerve endings secrete _______ which decreases the heart rate

A

Acetylcholine

66
Q

what is the function of Chordae Tendinae

A

They prevent bicuspid and tricuspid valve from collapsing back into the atria during powerful ventricular contractions

67
Q

The valve present in the Inferior vena cava

A

Eustachian Valve

68
Q

The valve present in Coronary Sinus

A

Thebasian Valve

69
Q
A
70
Q

Graphical representation of the electrical activity of the heart is

A

Electrocardiogram

Zoology class 11 NEET (13 decks)

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