Connective Tissue

Question 1

Mast cells contain what 2 mediators?

Answer 1

Histamine and heparin

Question 2

What forms a continuum with epithelium, nervous and muscle tissues to maintain functionally integrated body?

Answer 2

Connective tissue

Question 3

What are the functions of connective tissue

Answer 3

Structural support
Exchange
Defense
Fat storage

Question 4

Consistency of connective tissue?

Answer 4

Liquid
Solid
Gas

Question 5

Characteristics of connective tissue

Answer 5

Extracellular matrix
Ground substance
Fibers
Cellular components - fixed or transient in blood stream

Question 6

Main cell type in connective tissue

Answer 6

Fibroblasts

Question 7

What type of cell engulfs bacteria and debris by phagocytosis?

Answer 7

Macrophages

Question 8

What type of cell presents antigens to lymphocytes

Answer 8

Macrophages

Question 9

What type of cell stores and synthesizes triglycerides

Answer 9

Adipose cells

Question 10

What type of cells are multi potential and a source for new cells

Answer 10

Mesenchymal cells

Question 11

Fibers + ground substance =

Answer 11

Extracellular matrix

Question 12

What type of transient cell synthesizes and secretes antibodies

Answer 12

Plasma cells

Question 13

Two types of lymphocytes

Answer 13

B and T

Question 14

Three types of connective tissue fibers

Answer 14

Collagen
Reticular
Elastic

Question 15

Large unbranched connective tissue fiber formed by collagen protein

Answer 15

Collagen fiber

Question 16

Small unbranched connective tissue fiber formed by collagen

Answer 16

Reticular

Question 17

Medium branched connective tissue fiber formed by elastin

Answer 17

Elastic

Question 18

What type of fiber provides resistance to tensile forces

Answer 18

Collagen

Question 19

What protein is most abundant in connective tissue

Answer 19

Collagen

Question 20

What’s a bundle of collagen fibrils

Answer 20

Fiber

Question 21

What form is tropocollagen

Answer 21

Triple helix

3 polypeptide chains

Question 22

Name collagen type
Fibrils form fibrils = bundles

Resist tension and are most abundant

Answer 22

Type I

Question 23

Name collagen type

Fibrils only

Resist compression (cartilage)

Answer 23

Type II

Question 24

Name collagen type

Fibrils from fibers
Reticular fibers
Maintain structure

Answer 24

Type III

Question 25

Name collagen type Tropocollagen molecule Delicate structural support Found in basal lamina

Answer 25

Type IV

Question 26

What type of fiber Framework but allows flexibility Type III collagen fibers

Answer 26

Reticular fibers

Question 27

``` What type of fibers Composed of chains of elastin protein Stretch Aorta, medium arteries Microfibrils first then elastin deposited ```

Answer 27

Elastic

Question 28

What fills space between cells and fibers of connective tissue

Answer 28

Ground substance

Question 29

What permits diffusion of oxygen and nutrients between cells and microvasulature of tissue

Answer 29

Ground substance

Question 30

What type of connective tissue is located beneath epithelial linings of body surfaces, internal organs, and outer wall of blood vessels

Answer 30

Loose (areolar)

Question 31

What type,of connective tissue has abundant ground substance

Answer 31

Loose

Question 32

What type of connective tissue resists stress in all directions

Answer 32

Dense irregular

Question 33

What type of connective tissue is found in tendons and ligaments

Answer 33

Dense regular

Question 34

What type of c.t. Offers resistance to traction forces in one direction

Answer 34

Dense regular

Question 35

What type of connective tissue is found in lung, vocal cords, ligamentum flava, aorta

Answer 35

Elastic ct

Question 36

What type of connective tissue stretches and returns to original shape

Answer 36

Elastic

Question 37

What type of connective tissue are cells and fluids freely mobile

Answer 37

Reticular

Question 38

What type of tissue found only in umbilical cord

Answer 38

Mucous

Question 39

What type of tissue has cells that give rise to most cells of loose connective tissue

Answer 39

Mesenchymal

Question 40

What type of connective tissue has peripheral nuclei and fills space between other tissues

Answer 40

Adipose

Question 41

What are two types of adipose tissue

Answer 41

Unilocular and multilocular

Question 42

What is the most common adipose tissue

Answer 42

Unilocular

Question 43

What adipose tissue releases leptin

Answer 43

Unilocular

Question 44

What type of adipose tissue produces heat

Answer 44

Multilocular

Question 45

What type of membrane lines body cavity that does not open to outside

Answer 45

Serous

Question 46

What type of membrane lines joints and cavities of all freely moveable joints

Answer 46

Synovial

Question 47

Specialized cells of synovial membrane are

Answer 47

Synoviocytes

Question 48

What type of membrane is not lined with epithelium and has no tight junctions or basal lamina

Answer 48

Synovial

Question 49

What type of membrane lines body cavities that open to outside

Answer 49

Mucous

Question 50

What type of membrane has loose connective tissue called lamina propria

Answer 50

Mucous

Question 51

What type membrane forms barrier to microbes

Answer 51

Mucous

Question 52

What cells mediate inflammatory response?

Answer 52

Mast cells