Lt W3: Blood

Question 1

What type of tissue is blood

Answer 1

Connective tissue

Question 2

Blood is composed of

Answer 2

Cells or formed elements, extracellular matrix which is plasma

Question 3

Serves as a solvent for a variety of solutes

Answer 3

Plasma

Question 4

What are the blood functions

Answer 4

Transports oxygen carbon dioxide nutrients wastes and hormones
Regulate pH by buffers, temperature and hydration
Defense against blood loss, microbes and toxins

Question 5

Describe RBCs

Answer 5

They are called erythrocytes
Biconcave disc
anucleated cells
devoid

Question 6

The lifespan of RBCs are

Answer 6

120 days
90% phagocytosis by macrophages
The rest will break down intravascularly releasing hemoglobin into the blood

Question 7

Are much larger than RBCs and have a nucleus

Answer 7

Wbc’s

Question 8

Have a defense role against foreign substance

Answer 8

Wbc

Question 9

Where does the white blood cell mainly function

Answer 9

Ct

Question 10

WBCs are named according to

Answer 10

Nuclear morphology
cytoplasmic granules
staining properties

Question 11

An example of nuclear morphology is

Answer 11

Multilobed and mononuclear

Question 12

All WBCs have ____lysosomal granules while only three have ____granules

Answer 12

Nonspecific
Specific

Question 13

% of neutrophils

Answer 13

40-75

Question 14

Lobes of nucli for neutrophils

Answer 14

Multilobed with 2-5 lobes of nuclear material connected by a thin strand of chromatin

Question 15

Neutrophils life span

Answer 15

2-3 days

Question 16

Types of granules of Neutrophils

Answer 16

Specific
Azurophilic
Tertiary ( stain deep blue or purple)

Question 17

First line of defense

Answer 17

Neutrophils

Question 18

How do Neutrophils act as the first line of defense

Answer 18

recognize and destroy bacteria by phagocytosis.

Question 19

What type of morphology does neutrophilshave

Answer 19

Polymorphonuclear

Question 20

Least numerous WBCs

Answer 20

Basophils

Question 21

Basophils %

Answer 21

0-5

Question 22

Has HUGE granules

Answer 22

Basophils

Question 23

Basophils granules stain with

Answer 23

Basic dye

Question 24

What obscure the bilobed nucleus in Basophils

Answer 24

The large AMOUNT of granules

Question 25

How many types of granules does Basophils have?

Answer 25

2 Specific and nonspecific

Question 26

First respond to allergens

Answer 26

Basophils

Question 27

capable of producing immediate hypersensitivity (allergy).

Answer 27

Basophils

Question 28

Produce antigenic substance such as heparin and histamine

Answer 28

Basophils

Question 29

Eosinophils %

Answer 29

2-5

Question 30

Eosinophils size

Answer 30

=neutrophils

Question 31

Eosinophils lifespan

Answer 31

8-12 days

Question 32

Eosinophils granules

Answer 32

Large, numerous, elongated specific Azurophilic

Question 33

Has red/ orange granules that fills the cytoplasm

Answer 33

Eosinophils

Question 34

Responsible for allergic reactions parasitic infections and chronic inflammation

Answer 34

Eosinophils

Question 35

Is the main functional cells of the immune system and lymphs

Answer 35

Lymphocytes

Question 36

Fights agains specific antigen

Answer 36

Lymphocytes

Question 37

What are the 2 types of Lymphocytes

Answer 37

T cells —> directly B cells —> plasma cells

Question 38

Lymphocytes are classified according to their

Answer 38

Size: S (~RBCs size) M L

Question 39

Has an intensely stained nucleus

Answer 39

Lymphocytes

Question 40

Has a spherical shaped nucleus

Answer 40

Lymphocytes

Question 41

Pale blue cytoplasm

Answer 41

Lymphocytes

Question 42

Azurophilic granules

Answer 42

Lymphocytes Neutrophils Eosinophils

Question 43

Produces antibodies

Answer 43

Lymphocytes