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anat and phys > blood > Flashcards

blood Flashcards

1
Q

what kind of tissue is blood

A

connective tissue

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2
Q

functions of blood

A

transport vital nutrients
distributes heat

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3
Q

where do RBC form?

A

red bone marrow

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4
Q

blood contains what 5 things

A

RBC
WBC
platelets
plasma

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5
Q

what is the percentage of blood by vol.

A

45%

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6
Q

what does the percentage equal

A

HCT or PCV

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7
Q

liquid portion

A

plasma

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8
Q

what is the scientific name for blood

A

erythrocytes

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9
Q

what is the shape for blood

A

tiny bio cave discs (helps to carry gases)

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10
Q

RBC are ___ by vol. hemoglobin

A

1/3

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11
Q

hemoglobin binds to ____

A

oxygen

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12
Q

oxyhemoglobin with O2 (color)

A

bright red

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13
Q

deoxyhemoglobin with no O2 (color)

A

dark red

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14
Q

scientific name for WBC

A

leukocytes

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15
Q

function of WBC

A

protect against disease and infection

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16
Q

5 types of WBC

A

neutrophils
eosinophils
basophils
lymphocytes
monocytes

17
Q

scientific name for platelets

A

thrombocytes

18
Q

platelets are cell fragments of

A

megakaryocytes

19
Q

how much platelets per mm3 of blood

A

130,00-360,000

20
Q

function of platelets

A

controls blood loss from broken vessels

21
Q

what does plasma look like

A

clear straw-colored liquid

22
Q

what percentage of blood is plasma

A

55

23
Q

function of plasma

A

transports nutrients and gases
regulates fluid and electrolyte balance
maintains physical and

24
Q

how much water is in plasma

A

92%

25
Q

what does plasma include

A

amino acids
proteins
lipids
carbs
vitamins
hormones
electrolytes
cellular wastes

26
Q

stopping bleeding is called

A

hemostasis

27
Q

1 step of hemostasis

A

blood vessel spasm
with pain receptors -
releases platelets or serotonin-
causes smooth muscle to contact

28
Q

step 2 of hemostasis

A

platelet plug formation
triggered by exposure of platelets to collagen-
platelets then adhere to rough surface and each other to plug

29
Q

step 3 of hemostasis

A

blood coagulation
triggered by cellular damage and foreign contact-
then blood clot forms

30
Q

antigens

A

chemicals that identify cells and stimulates an immune response

31
Q

antibodies

A

proteins that reacts with specific agent

32
Q

agglutination

A

clumping of RBC in response to a reaction between antibody and antigen

33
Q

abo blood group

A

based on the presence of 2 major antigens in RBC
(A&B)

34
Q

rh positive

A

presence of antigen d or any other RH antigens in RBC

35
Q

Rh negative

A

lack of all the antigens

36
Q

ABO blood group

A

a- anti-b and a antigen
b- anti a and b antigen
AB- no anti and ab antigen
o- ab anti and no antigen

anat and phys (3 decks)

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