Blood Lab

Question 1

Generally considered as a special type of loose connective tissue, is the fluid that circulates in the Cardiovascular system

Answer 1

Blood

Question 2

Oxygenated blood is _____ while unoxygenated blood is _______ in color

Answer 2

oxygenated - blood is light red
unoxygenated - blood is dark red to purple

Question 3

The intercellular substance of blood is a fluid called ______

Answer 3

plasma

Question 4

Cellular elements of blood, which are collectively referred to as formed elements are:

Answer 4

Red blood cells
White blood cells
Platelets

Question 5

_______ transport oxygen from the lungs and nutrients from the gastrointestinal tract to tissues where they are needed. It also carries carbon dioxide and waste materials to the organs where they are to be disposed of

Answer 5

Blood

Question 6

In the field of medicine, ______ is the tissue that is most widely used for diagnostic and monitoring purposes

Answer 6

Blood

Question 7

Blood comprises about ____% of a person’s body weight

Answer 7

8%

Question 8

Normal pH of blood is _______

Answer 8

7.4

Question 9

a protein that forms fibrous network

Answer 9

Fibrin

Question 10

If the clot is removed from clotted blood, the straw-colored fluid that remains is called

Answer 10

Serum

Question 11

is a transparent, yellowish fluid that contains numerous dissolved substances

Answer 11

Plasma

Question 12

Albumin accounts for ___ % plasma proteins

Answer 12

60%

Question 13

globulins accounts for ___% plasma proteins

Answer 13

36%

Question 14

fibrinogen accounts for ___% plasma proteins

Answer 14

4%

Question 15

is the smallest of the plasma proteins that maintains the colloid osmotic pressure of blood and binds and transports some molecules, notably free fatty acids, some steroid hormones and bilirubin

Answer 15

Albumin

Question 16

____ and ____ globulins bind and transport substances to various parts of the body

Answer 16

Alpha and Beta globulins

Question 17

_____ globulins (immunoglobulins) comprise the antibodies of the immune sytem

Answer 17

Gamma globulins

Question 18

_____ the precursor of fibrin, the protein needed to complete the final step of blood cutting

Answer 18

Fibrinogen

Question 19

are plasma proteins that transport lipids, which are insoluble in water, from the intestines to the liver and from the liver to the tissues

Answer 19

Lipoproteins

Question 20

this group of WBC contain specific granules in their cytoplasm

Answer 20

granular leukocytes (granulocytes)

Question 21

this group of WBC does not contain any granules in their cytoplasm

Answer 21

agranular leukocytes (agranulocytes)

Question 22

________ method is the prototypical staining technique that used to distinguish the formed elements of blood and cells in the bone marrow from each other under the LM with the use of acid and basic dyes.

Answer 22

Romanowsky method

Question 23

granulocytes are further classified into three kinds:

Answer 23

1. neutrophil
2. eosinophil
3. basophil
   (NEB)

Question 24

agranulocytes are further classified into two kinds:

Answer 24

1. monocyte
2. lymphocyte
   (ML)

Question 25

Three types of lymphocytes are:

Answer 25

1. T lymphocyte (T cell) 2. B lymphocyte (B cell) 3. Natural Killer cell (NK cell)

Question 26

It is one of the parameters used to screen for and measure the extent of anemia

Answer 26

hematocrit

Question 27

a condition where the oxygen-carrying capacity of blood is decreased

Answer 27

Anemia

Question 28

are the fewest among the formed elements

Answer 28

WBCs

Question 29

The average lifespan of RBCs is

Answer 29

120 days

Question 30

The average lifespan of platelets is between

Answer 30

9-12 days

Question 31

they oxygen-carrying pigment of the cells

Answer 31

hemoglobin

Question 32

RBCs are produced in the _________

Answer 32

bone marrow

Question 33

Immature RBCs are called

Answer 33

reticulocytes

Question 34

Normal-sized RBCs are called

Answer 34

normocytes

Question 35

RBCs that are greater than 9 micromillimeter are called

Answer 35

macrocytes

Question 36

RBCs that are less than 6 micromillimeter are called

Answer 36

microcytes

Question 37

RBCs form surface of spicules or spines called

Answer 37

echinocytes

Question 38

Antibodies are also known as

Answer 38

agglutinins

Question 39

is a substance in which the immune system perceives as foreign to the body and which consequently induces an immune response

Answer 39

Antigen

Question 40

Persons whose RBCs contain antigen A have type __ blood

Answer 40

Type A blood

Question 41

Persons whose RBCs contain antigen B have type ___ blood

Answer 41

Type B blood

Question 42

Persons whose RBCs possess both A and B antigens have type ____ blood

Answer 42

Type AB blood

Question 43

Persons whose RBCs have neither A or B antigens have type ___ blood

Answer 43

Type O blood

Question 44

Notes: type A person have anti-B antibodies in their plasma type B person have anti-A antibodies type O person have both anti-A and anti-B antibodies Type AB person have no antibodies

Question 45

Notes: In the Rh system, people with the Rh antigen on the surface of their RBCs are Rh+ while those that do not have the Rh antigen are classified Rh-

Question 46

are membrane-bound cell fragments that are often seen in clumps in blood smears

Answer 46

platelets

Question 47

Platelets are produced by fragmentation of the cytoplasm of giant cells known as

Answer 47

megakaryocytes

Question 48

defend the body against parasites

Answer 48

Eosinophils

Question 49

precursor cells of macrophages

Answer 49

monocytes

Question 50

comprise a family of cells that act as the spherical agents of the body's immune response

Answer 50

Lymphocyte

Question 51

True or False: Lymphocytes enlarge when activated.

Answer 51

True

Question 52

are responsible for humoral immunity

Answer 52

B-cells

Question 53

are responsible for cell-mediated immunity

Answer 53

T-cells

Question 54

are cytotoxic cells that play an important role in the body's inflammatory and immune responses. they destroy tumor cells and cells infected by viruses

Answer 54

NK cells