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ANP 1105 > Blood pt 1 > Flashcards

Blood pt 1 Flashcards

1
Q

What are the three components of blood

A

Hematocrit
Buffy coat
Plasma

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2
Q

Plasma accounts for what percent of your blood

A

55

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3
Q

Hematocrit accounts for what percent of your blood

A

45ish

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4
Q

What is the most dense part of your blood

A

Hematocrits

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5
Q

What is the least dense part of your blood

A

Plasma

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6
Q

What is the range of pH for blood

A

7.35-7.45

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7
Q

What are the average blood volumes for a male and female

A

5-6 L for a male
4-5L for a female

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8
Q

What protein is 60% of the proteins in plasma

A

Albumin

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9
Q

What is the main protein that contributes to plasma osmotic pressure

A

Albumin

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10
Q

What are the 3 parts of the formed elements

A

RBCs, WBCs, platelets

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11
Q

What are the only complete cells in the formed elements

A

White blood cells

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12
Q

What blood cells have no nuclei or organelles

A

Red blood cells

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13
Q

What are RBCs missing

A

nuclei and organelles

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14
Q

Platelets aren’t full cells, theyre:

A

cell fragments

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15
Q

How long do platelets survive in the blood stream

A

only a few days

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16
Q

Where do most platelets originate from

A

bone marrow

17
Q

What is the function of hemoglobin

A

Gas transport

18
Q

what is the purpose of spectrin

A

Allows the RBCs to change shape and be flexible

19
Q

What is the function of the biconcave shape

A

gives a huge surface area to volume ratio for gas exchange

20
Q

What are the two parts of hemoglobin

A

Heme pigment
Globin protein

21
Q

What is globin composed of

A

Four polypeptide chains: two alpha and two beta

22
Q

Each hemes central ion binds one what

A

Oxygen molecule

23
Q

Since each a heme pigment is bonded to each globin chain, how many molecules of oxygen can one hemoglobin molecule transport

A

4

24
Q

What is oxyhemoglobin

A

the oxygenized hemoglobin

25
Q

what is deoxyhemoglobin

A

reduced hemoglobin

26
Q

What is produced when the 20% of CO2 in blood binds to Hb

A

carbaminohemoglobin

27
Q

how long does erythropoiesis take

A

15 days

28
Q

what is needed for stage 2-4

A

Erythropoietin

29
Q

Why are iron ions bound with protein

A

free iron ions are toxic

30
Q

How are iron ions stored in cells (2 terms)

A

as ferritin
as hemosiderin

31
Q

What is iron bound to when transported in blood

A

transferrin

32
Q

what is the life span for an erythrocyte

A

100-120 days

33
Q

What is heme degraded to

A

bilirubin

34
Q

what is globin metabolized into

A

amino acids

35
Q

what is bilirubin transformed into

A

stercobilin

36
Q
A

ANP 1105 (5 decks)

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