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mam phys exam 1 > exam 2 class 9 > Flashcards

exam 2 class 9 Flashcards

1
Q

cardiovascular system of the heart consist of?

A
  1. blood
  2. blood vessels
  3. heart
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2
Q

brief function of the cardio vascular system

A

-materials entering the body
-materials moved form cell to cell
-materials leaving the body

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3
Q

connective tissue that is composed cellular elements suspended in an extensive fluid matrix called plasma

A

blood

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4
Q

in a 70 kg man how much of his body wight is blood? so how many liters of blood does he have?

A

7 %
5 liters of blood

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5
Q

fluid part of the blood

A

plasma

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6
Q

1 kg of blood occupies a volume of _____ Liter

A

one

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7
Q

2L (cells) + 3L (plasma)=?

A

5L

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8
Q

how much water=? in plasma

A

92%

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9
Q

how much proteins=? in plasma

A

7%

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10
Q

how much rest=? in plasma

A

1%

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11
Q

what ions are in the plasma of the blood

A

Na+ Cl- H+ K+ Ca2+ and HCO3-

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12
Q

99% of plasma is made of

A

water and proteins

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13
Q

the liver makes?

A

most plasma proteins and secretes then into the blood

except antibodies

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14
Q

what are the three main cellular components found in blood?

A

red blood cells
white blood cells
platelets

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15
Q

RBC’s are also called

A

erythrocytes

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16
Q

WBC’s are also called

A

leukocytes

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17
Q

platelets are also called

A

thrombocytes (lump, clot)

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18
Q

T or F RBC is the only cell in the body that has no nucleus?

A

true

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19
Q

T or F White blood cells are the only fully functional cells in the circulation

A

True

20
Q

5 types of white blood cells

A
  • lymphocytes
  • monocytes
  • neutrophils
  • eosinophils
  • basophils
21
Q

produce specific immune responses directed agains invaders

A

lymphocytes

22
Q

phagocytes; after migrating into tissues they develop into macrophages

A

monocytes

23
Q

mobile phagocyte that ingest foreign substances and pathogens

A

neutrophils

24
Q

produce toxic compounds directed agains invading pathogens

A

eosinophils

25
Q

are also called mast cells

A

basophils

26
Q

cell fragments that are essential for blood clotting

A

platelets

27
Q

Neutrophils, monocytes, and macrophages are collectively known as?

A

phagocytes

28
Q

phagocytes are called this because

A

can engulf and ingest foreign particles such as
bacteria (phagocytosis)

29
Q

Lymphocytes are called?

A

immunocytes

30
Q

immunocytes are called this because?

A

responsible for specific immune responses against invaders

31
Q

Basophils, eosinophils, and neutrophils are called?

A

granulocytes

32
Q

granulocytes are called this becuase?

A

because they contain cytoplasmic inclusions that give them a granular appearance.

33
Q
A
34
Q

descendants of a single precursor cell type known as the pluripotent hematopoietic stem cell

A

blood cells

35
Q

hematopoietic stem cell os found where

A

found in bone marrow

36
Q

the synthesis of blood cells, begins early in embryonic development and continues throughout a person’s life.

A

hematopoiesis

37
Q

leukocyte production =

A

leukopoiesis (colony-stimulating factor (CSF))

38
Q

red blood cell production =

A

erythropoiesis (erythropoietin (EPO))

39
Q

platelet production =

A

thrombopoiesis (thrombopoietin (TPO))

40
Q

plasma percentage of blood

A

58%

41
Q

buffy coat percentage of blood?

A

< 1%

42
Q

erythrocytes are what percentage of blood?

A

42%

43
Q

complete blood count (CBC) provides information on?

A

several parameters of blood

44
Q

mean corpuscular volume (MCV)?

A

average volume of one red blood cell

45
Q

mean corpuscular hemoglobin (MCH)?

A

amount of hemoglobin per RBC

46
Q

Mean corpuscular hemoglobin concentration (MCHC)?

A

amount of hemoglobin per volume of one RBC

mam phys exam 1 (17 decks)

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