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A&P 224 > Lab quiz #4 Blood > Flashcards

Lab quiz #4 Blood Flashcards

1
Q

what is red pulp?

A

vascular tissue and forms a majority of the spleen

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2
Q

what are antibodies known as?

A

agglutinins

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3
Q

what is the average hematocrit range for the class of males?

A

44%

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4
Q

though agglutination damages organs what does it do the most damage to?

A

kidneys

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5
Q

what do granulocytes contain?

A

cytoplasmic granules

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6
Q

what does agglutination do to erythrocytes?

A

damages them

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7
Q

what do agglutinins do?

A

bind to antigens

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8
Q

what is the lymph node enclosed by?

A

a fibrous capsule

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9
Q

What is white pulp?

A

lymphatic tissue and the purple dots within it are darkly stained nuclei of lymphoid tissue

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10
Q

what do agranulocytes not have?

A

cytoplasmic granules

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11
Q

what is the stroma formed by?

A

a network of reticular fibers that extend from trabeculae

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12
Q

what are normal ranges for hematocrit?

A

males 40-50% and females 36-45%

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13
Q

what are the trabeculae of the fibrous capsule?

A

extensions which divide the lymph node into small compartments

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14
Q

where is an antigen?

A

on the surface of a blood cell

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15
Q

what are leukocytes (white blood cells)?

A

protecting the body against disease

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16
Q

how are some of the cells of the cortex arranged?

A

in masses known as germinal centers

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17
Q

what is agglutination?

A

when there is an antigen-antibody reaction which causes the red blood cells to clump together

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18
Q

what are the 2 types of lekocytes?

A

agranulocytes and granulocytes

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19
Q

what are agglutinogens?

A

genetically determined antigens on the surface of every individual’s erythrocyte.

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20
Q

what is the presences of agglutinogens determined by?

A

testing the erythrocytes with antibodies

21
Q

what are the dark blue circles you’ll observe scattered in the red pulp?

A

white pulp

22
Q

what materials do you need for blood typing? (6) (ASPTL)

A

1) alcohol prep pad 2) sterile lancets 3) plastic blood typing slide 4) toothpicks 5) blood typing antisera (Anti- A, Anti-B and Anti-D (Rh) 6) light box

23
Q

what is hematocrit?

A

the percentage of the total blood volume that is comprised of packed red cells.

24
Q

what is the tissue that makes up the lobules referred to as?

A

red and white pulp

25
Q

what is the average hematocrit range for the class of females?

A

43%

26
Q

what should we note from the inner medullar?

A

that the cells are arranged in lines

27
Q

what materials do you need for determining hematocrit? (3) (SAH)

A

1) sterile lancet 2) alcohol prep 3) heparinized capillary tube

28
Q

what are aglutinins?

A

antibodies in blood type reaction

29
Q

what does the stroma of the lymph node do?

A

supports the cellular components

30
Q

what are the normal ranges for leukocytes?

A

1) neutrophils- 60-70% 2) lymphocytes 25-30% 3) monocytes 3-8 % 4) esoinophils 2-4 % 5) basophils 0.5-1%

31
Q

what do the exercise based on these agglutination reactions determine?

A

blood types

32
Q

what do granulocytes consist of?

A

neutrophils, basophils and eosinphils

33
Q

what is the lympoid nodule?

A

a compact mass of lymphoid cells and appears as a large collection of purple circles

34
Q

what are lymphoid nodules also known as?

A

peyer’s patches

35
Q

what are the cells that are arranged in lines referred to as?

A

cords

36
Q

where does the trabeculae extend into?

A

the spleen and divide into lobules

37
Q

what is the cortex (germinal layer)?

A

the outer region of the lymph node

38
Q

what do agranulocytes consist of?

A

monocytes and lymphocytes

39
Q

what is the trabeculae?

A

inward extension of the capsule

40
Q
A

Type O positive

41
Q
A

O negative

42
Q
A

A positive

43
Q
A

A negative

44
Q
A

B positive

45
Q
A

B negative

46
Q
A

AB positive

47
Q
A

AB negative

48
Q
A

A&P 224 (25 decks)

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