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wrong answers > Body fluids and circulation > Flashcards

Body fluids and circulation Flashcards

1
Q

what is the origin of connective tissue ?

A

mesodermal

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2
Q

what is the percentage of plasma in blood?

A

55%

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3
Q

types of proteins in plasma ?

A

globulin (alpha, beta - produced in liver ) ( gama - plasma cells)

albumin (produced in liver)

fibrinogens and prothrombin

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4
Q

Formula for serum ?

A

plasma - clotting factors

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5
Q

where does erythropoesis takes place in embroyonic stage ?

A

yolk sac in liver

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6
Q

blood platelets are formed by

A

megakaryocytes

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7
Q

RBC are formed by

A

reticulocyte

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8
Q

what is the percentage ofnetrophil in blood ?

A

60 -65%

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9
Q

what is the percemtage of basophil in blood ?

A

0.5- 1%

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10
Q

where are lymphocytes formed ?

A

in spleen (others in bone marrow)

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11
Q

what is the full form of PMNL ?

A

Polymorpho nuclear Leucocyte

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12
Q

what is the shape of rbc of lama and camel ?

A

oval and bicon

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13
Q

what is the life span of human rbc ?

A

120 days

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14
Q

haem group has

A

pophrin ring having fe2+

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15
Q

globin chain in adult hb

A

2 alpha

2beta

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16
Q

globin chains in foetal hoemoglobin

A

2 alpha

2 gama

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17
Q

lecocytosis

A

wbc increase due to infection

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18
Q

what is the function of thromboplastin ?

A

stoppage of action of heparin

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19
Q

blood grouping was given by

A

landsteiner

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20
Q

antigen on rbc are made of

A

glycoprotein

21
Q

which blood group is the universal donor

A

O Negative

22
Q

which blood group is the universal recepitent

A

AB positive

23
Q

what is ERYTHROBLASTOSIS FOETALIS ?

A

clumping of foetus rbc because mother develops anti rh

cure — give mother enough anti rh antibodies

24
Q

which organisms have open circulatory system ?

A

arthropods, non cephaloppod molluscs, tunicates or urochordtes, hemichordates and echinoderms

ANTHE

25
Q

what is special about heart of fish ?

A

they have VENUS heart that is it pumps deoxygenated blood

26
Q

human heart is myogenic

A

special muscles in heart can initiate the heart beat on its own

27
Q

what is cardiac notch ?

A

deflection of anterior border of left lung to crete space for heart because it is tilted

28
Q

which heart layer is common for both wall and covering ?

A

visceral pericardium or epidcardium

29
Q

coronary sulcus is present between

A

atrium and ventricle

30
Q

tricuspid and bicuspid{mitral} valve never flip up because

A

they are attched to papillary muscles through chordae tendonae

31
Q

what is Foramen ovale ?

A

opening present between left and right atrium in foetal life

dil may ched

closes after birth and forms fossa ovals

32
Q

what is the name of the injection given to rh negative mother ?

A

rheogam

33
Q

between which layers paricardial fluid is present

A

parietal paricardium and epicardium or visceral pericardium

34
Q

tricupsid valve is on which side

A

right side

35
Q

specialised cardiac musculature?

A

nodal tissue

36
Q

sa node

A

pacemaker as it can generate action potential of 70-75 /min maintains rhytm of heart

37
Q

Thebasian valve

A

present in the coronary sinus and coronary sinus provides blood to heart and is present in right atrium

38
Q

what is DUCTUS ARTERIOSUS

A

opening between aorta and pulmonary artery

closes after birth and forms ligamentum arteriosum

39
Q

av node

A

pacesetter action pptential 60-65/min

40
Q

bundle of his or av bundle

A

action potentail 40-45/min

41
Q

purkinjee fibres

A

20-25/min

once it receives the signal walls of ventrical start contractind

42
Q

time between first and second heart sound

A

0.3 sec

43
Q

time between second heart sound and first heart sound

A

0.5

44
Q

stoke volume =

A

EDV- ESV

end diastolic volume
end systolic volume

45
Q

heart murmur

A

sound due to damage of valves

46
Q

atrial deporalisation is shown by

A

p wave

47
Q

depolarisation of ventricls is shown by

A

QRS wave

48
Q

repolarisation is shown by

A

t wave

end of ventricular systole

wrong answers (5 decks)

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