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Flashcards in blood Deck (15)
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1
Q

what is blood plasma?

A

it is the liquid portion 55% of blood volume that contains water,proteins, dissolved substances

2
Q

how much of blood is made up of water?

A

91 and a half %

3
Q

how much of blood is made of proteins?

A

7% made by liver -globulins
blood clotting proteins
antibodies- gamma globulins

4
Q

how much of blood is made of dissolved substances?

A

1%

a) electrolytes- ions Na+(sodium),
b) nutrients- sugars, amino acids, vitamins
c) gasses- oxygen, nitrogen, carbon dioxide
d) waste products- carbon dioxide, urea, biliruben

5
Q

what type of cell makes up 99% of blood cells?

A

erythrocytes- red blood cells (RBC)

6
Q

what is the anatomy & function of erythrocytes?

A

1) no nucleus
2) bi-concave disc shape increase surface area, flexible
3) filled with hemoglobin( big protein that carries oxygen)
4) has a short life span of 120 days
the function is to carry oxygen in blood

7
Q

what are leukocytes?

A

white blood cells (WBC) all immune cells

8
Q

what are the granular leukocytes?

A

1) neutrophils
2) eosinophils
3) basophils

9
Q

what are the agranular leukocytes?

A

1) lymphocytes

2) monocytes

10
Q

what type of leukocytes has big kidney shaped nucleus go to connective tissue and turn into macrophages?

A

monocyte (agranular leukocyte)

11
Q

what is eosinophil?

A

is a granular leukocyte. 2 lobes in nucleus connected by strand of nucleoplasm release chemical to fight worms.

12
Q

what type of leukocyte is a big roundish nuclei, includes T cells and B cells, controls the immune system, makes antibodies, releases chemicals to fight infection?

A

lymphocytes (agranular)

13
Q

what type of leukocytes has a totally irregular nucelus, releases histamine causes swelling?

A

basophil (granular)

14
Q

what is a neutrophil?

A

granular leukocytes. nucleus with 2-6 lobes, releases chemicals to kill bacteria.

15
Q

what is platelets- thrombocytes?

A

is involved in blood clotting pieces of cells. formed in red bone marrow when a megakaryocyte fractures into pieces the platelets enters the blood