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Flashcards in Chapter 11 Blood Deck (79)
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1

what are examples of transportation

nutrients and waste gases and hormones

2

what are examples of regulation

acid base balance . body temperature. fluid electrolyte balance

3

what are examples of protection

blood clotting and destroys pathogens

4

amount of blood within the body

4-6 liters

5

the blood cells make up how much of total blood

38% to 48%

6

blood plasma makes up how much of total blood

52% to 62%

7

normal ph range of blood is what

7.35 to 7.45

8

the ph range is slightly what

alkaline

9

viscosity of blood refers to what

thickness

10

what makes blood more viscous than water

the presence of cells and plasma proteins

11

blood plasma is approximately how much water

91%

12

two substances that are transported in dissolved form in the plasma

nutrients and waste products

13

carbon dioxide is carried in the plasma in the form of the

bicarbonate ions

14

hemopoietic tissue means what

a tissue in which blood cells are formed

15

after birth the primary hemopoietic tissue is

redbone marrow (found in flat and irregular bones)

16

in red blood marrow what is it called the precursor cell for blood cells

stem cells

17

what process do cells contantly undergo

mitosis

18

what are the type of cells fprmed in red bone marrow

rbcs wbs and platelets

19

lymphatic tissue is found in lymphatic organs such as

spleen lymphnodes and the thymus

20

the stem cells of lymphatic tissue produce the wbcs called

lymphocytes

21

red blood cells are also called what and where are they found

erythocytes red bone marrow

22

what cellular structure do mature rbcs lack

a nucleus

23

describe the appearance of rbcs

biconcave disc

24

in the embryo where are rbcs first produced

yolk sac

25

before red bone marrow takes over two fetal organs contribute to rbc production. what are they

liver and spleen

26

what is the oxygen carrying protein in rbcs

hemoglobin

27

the oxygen carrying mineral in rbcs is

iron

28

when do rbcs pick up oxygen

when they circulate through the pulmonary capillaries (in the lungs)

29

the major regulating factor for rbc production is the amount of what in the blood and tissues

oxygen

30

what does hypoxemia mean

low blood oxygen level