Blood Formed Elements

Question 1

______ is a unique form of connective tissue

Answer 1

Blood

Question 2

The three types of Blood formed elements are?

Answer 2

Red blood cells (larger %)
Platelets
White blood cells(smaller %)

Question 3

All three blood formed elements are suspended in a liquid medium called______?

Answer 3

Plasma

Question 4

The main function of blood is?

Answer 4

Transport

Question 5

A proteinaceous solution which contains three main types of protein: albumin, globulin & fibrinogen is called?

Answer 5

Plasma

Question 6

____ makes up about 55% of the blood volume

Answer 6

Plasma

Question 7

When clotted & defibrinated, plasma becomes?

Answer 7

Serum

Question 8

Red blood cells(erythrocytes) are about _____ in man and _____ in woman?

Answer 8

5.2 - 5.8 million mm cube, 4.3-5.2 million mm cube

Question 9

RBC have a______disc shape with a diameter of ____ and a thickness of _____

Answer 9

Biconcave
7.5 micrometer
2 micrometer

Question 10

RBC are devoid of _____&_____

Answer 10

Nucleus

Cytoplasmic organelles

Question 11

RBC form stacks called?

Answer 11

Rouleaux

Question 12

RBC have a smooth, rounded ______ with a central ______

Answer 12

Contour

Depression

Question 13

Life span of RBC is?

Answer 13

100-120 days

Question 14

RBC cytoskeleton is made up of the protein, ______ which maintains the shape

Answer 14

Spectrin

Question 15

RBC are removed from circulation, mainly by macrophages of the______, ______, and _______

Answer 15

Spleen
Liver
Bone marrow

Question 16

RBC is the determinant of?

Answer 16

Blood group

Question 17

Platelets (thrombocytes) are about________ in the body

Answer 17

200,000-400,000 mm cube

Question 18

Platelets are small and ________

Answer 18

Non-nucleated

Question 19

Platelets are rounded or ovoid in shape with a diameter of ______

Answer 19

2-5 micrometer

Question 20

Platelets life span is?

Answer 20

10 days

Question 21

White blood cells( leukocytes) contain?

Answer 21

Nuclei & cytoplasmic organelles (true cells)

Question 22

WBC are about ______ in a healthy adult

Answer 22

5000-9000 mm cube

Question 23

Classification of WBC according to granularity is divided into?

Answer 23

Granulocytes

Agranulocytes

Question 24

Granulocytes are divided into?

Answer 24

Neutrophils, Eosinophils, Basophils

Question 25

Agranulocytes are divided into?

Answer 25

Monocytes | Lymphocytes

Question 26

Classification of WBC according to shape of nucleus is divided into?

Answer 26

Polymorphonuclear: more than one nucleus eg granulocytes Mononuclear: single non-lobed nucleus eg agranulocytes

Question 27

Neutrophils have a differential count of?

Answer 27

50-70

Question 28

Neutrophils have a life span of?

Answer 28

1-4 days

Question 29

Neutrophils nucleus has ____ lobes

Answer 29

3-5

Question 30

Neutrophils function is to?

Answer 30

Kill and phagocytose Bacteria

Question 31

Neutrophils specific granules are?

Answer 31

Light/faint pink

Question 32

Eosinophils have a _____ nucleus

Answer 32

Bilobed

Question 33

Eosinophils specific granules are?

Answer 33

Red/dark pink

Question 34

Eosinophils differential count is?

Answer 34

1-4

Question 35

Eosinophils life span is?

Answer 35

1-2 weeks

Question 36

Eosinophils function is to?

Answer 36

Kill parasites and modulate local inflammation

Question 37

Basophils have a ______ or _______ nucleus

Answer 37

Bliobed or S-shaped

Question 38

Basophils specific granules are?

Answer 38

Dark blue /purple

Question 39

Basophils differential count is?

Answer 39

0.5-1

Question 40

Basophils life span is?

Answer 40

Several months

Question 41

Basophils function is to?

Answer 41

Modulate inflammation & release histamine during allergy

Question 42

Lymphocytes have a _____ nucleus

Answer 42

Spherical

Question 43

Lymphocytes and Monocytes have no ________

Answer 43

Specific granules

Question 44

Lymphocytes differential count is

Answer 44

20-40

Question 45

Lymphocytes life span is?

Answer 45

Hours to many years

Question 46

Lymphocytes function is to?

Answer 46

Act as effector and regulatory cells for adaptive immunity

Question 47

Monocytes have an ________ or ________ nucleus

Answer 47

Indented or C- shaped

Question 48

Monocytes have a differential count of?

Answer 48

2-8

Question 49

Monocytes life span is?

Answer 49

Hours to years

Question 50

Monocytes major function is to?

Answer 50

Act as precursor of macrophages and other mononuclear phagocytic cells

Question 51

Neutrophils have_____ granules

Answer 51

Three

Question 52

The primary (first formed) granules of neutrophils contain?

Answer 52

Acid hydrolases & myeloperoxidase that is antibacterial

Question 53

The secondary granules of neutrophils contain?

Answer 53

Substances that are secreted into extracellular spaces and stimulate an inflammatory reaction

Question 54

Tertiary neutrophils granules are concerned with

Answer 54

The adhesion of leukocytes & their phagocytosis