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Anatomy 2 > cardiovascular system-blood: hemoglobin 08/22 > Flashcards

cardiovascular system-blood: hemoglobin 08/22 Flashcards

1
Q

Hb

A

hemoglobin

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2
Q

what does hemoglobin transport

A

oxygen

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3
Q

what is the equation for oxyhemoglobin

A

O2+Hb—> oxyhemoglobin

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4
Q

what percentage of oxygen from lungs to tissue is attached to what?

A

90-98% of the oxygen is attached to hemoglobin

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5
Q

what percentage of oxygen from lungs to tissue is dissolved in plasma?

A

2% of the oxygen from lungs to tissue is dissolved in plasma

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6
Q

rupture of red blood cells renders _____ nonfunctional

A

hemoglobin

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7
Q

causes of hemolysis

A

hemolytic anemia
transfusions
hemolytic disease of the newborn
malaria

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8
Q

CO2 + Hb from ____ —-> ____

A

CO2 + Hb from cells —-> lungs

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9
Q

erthryopoiesis is the production of

A

erythrocytes

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10
Q

leukopoiesis is the production of

A

leukocytes

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11
Q

thrombopoiesis is the production of

A

thrombocytes

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12
Q

what is the structure of Hemoglobin

A

2 alpha chains
2 beta chains
on each chain there is a ring of Hem
In each Hem there is an Iron ion

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13
Q

80% of ___ is transported as _______ ____ produced as a result of the combination of ____ and ____

A

80% of CO2 is transported as bicarbonate ions produced as a result of the combination of H2O and CO2

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14
Q

what are the 2 types of hemoglobin?

A

fetal and embryonic hemoglobin
adult hemoglobin

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15
Q

fetal and embryonic hemoglobin has a greater ____ for ___ than ____

A

fetal and embryonic hemoglobin has a greater attraction (affinity) for oxygen than adult

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16
Q

fetal production stops after

17
Q

adult hemoglobin bound to

A

substances like:
oxygen, carbon monoxide, carbon dioxide

18
Q

adult hemoglobin contains what kind of hemoglobins

A

oxyhemoglobin
deoxyhemoglobin
carbaminohemoglobin
carboxyhemoglobin

19
Q

oxyhemoglobin

A

transporting oxygen

20
Q

deoxyhemoglobin

A

without oxygen

21
Q

carbaminohemoglobin

A

transporting carbon dioxide

22
Q

carboxyhemoglobin

A

bound to carbon monoxide
very strong and stable
unable to transport oxygen

23
Q

genetic diseases of blood

A

sickle cell anemia
malaria

24
Q

sickle cell anemia

A

RBC are not circular and cannot transport oxygen

25
Q

malaria

A

RBCs become anemic

26
Q

people who have genetic diseases are provided with

A

fetal hemoglobin

27
Q

proerythroblast

A

newly formed
have a nucleus

28
Q

reticulocyte

A

matured
do not have a nucleus

29
Q

normoblast

A

ejection of nucleus

30
Q

anemia

A

decrease in oxygen capacity in the blood
decrease in the erythrocytic level
decrease in vitamin B12, D
Hemoglobin deficient

31
Q

erythropoietin is produced by

32
Q

what is a must for erythrocytes

A

vitamins: B12, C, follic acid
elements: Iron, Cu, Mn

Anatomy 2 (24 decks)

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