L7 Connective Tissue

Question 1

What are the functions of CT?

Answer 1

-structural support & attachment for the tissues & organs of the body
-metabolic functions
-blood components & blood vessels
-defensive functions

Question 2

Formation of CT starts with cells of CT will lay down the ______ substance as a ____ containing various kinds of macromolecules

Answer 2

ground
gel

Question 3

Formation ( 2nd Step )
______ cells will then secrete macromolecules ( fibrous protein ) into the ______ substance.

Answer 3

Fibroblasts
ground

Question 4

Formation ( 3rd step )
The _________ will assemble & form large insoluble _____________.

Answer 4

protein fibers
fibrous aggregates

Question 5

Formation ( 4th Step )
CT _____ & provide tissues with ___________.

Answer 5

matures
mechanical strength

Question 6

What are the cell components of CT?

Answer 6

Fibroblasts
Macrophages
Plasma
Mast
Adipocytes

Question 7

Fibroblasts are _____, ____ cells with ______ processes.

Answer 7

large
flat
branching

Question 8

Macrophages have an _______ shape with _____ branching projections and are capable of engulfing ____________ and __________ by _________.

Answer 8

irregular
short
bacteria
cellular debris
phagocytosis

Question 9

Plasma cells develop from _______ lymphocyte. They secrete _______ and are found in __________ and _______ tracts.

Answer 9

B
antibodies
GI
respiratory

Question 10

Mast cells are abundant alongside the _________ the supply the CT. They produce __________ and can also _____ bacteria.

Answer 10

blood vessels
histamine
kill

Question 11

Adipocytes are CT cells that store _________ and found in the _____ and ______.

Answer 11

triglycerides ( fats )
heart
kidneys

Question 12

Extracellular matrix is made up of _______ and ___________.

Answer 12

protein fibers
ground substance

Question 13

Ground substance occupies space between the ____ and _____ of CT. It contains ____and large________.

Answer 13

cells
fibers
water
organic molecules

Question 14

What are the 3 types of fibers?

Answer 14

Collagen
Elastic
Reticular

Question 15

Collagen fibers resists _______ tension and adds great ______ strength to the tissue.

Answer 15

pulling
tensile

Question 16

Collagen fibers consists of the ______ collagen and are found in _______, ______,______ and ______.

Answer 16

protein
bone
cartilage
tendons
ligaments

Question 17

Elastic fibers branch and join together to form a _________ network within a tissue.

Answer 17

fibrous

Question 18

An elastic fiber consists of ____ which adds ___ and______. They are found in ___________,___________,___________.

Answer 18

fibrillin
strength
stability
skin
blood vessel walls
lung tissue

Question 19

Reticular fibers are produced by ______ and provide ______ and _______. They form ______ of many organs such as _____ and ______.

Answer 19

Fibroblasts
support
strength
stroma ( covering )
spleen
lymph nodes

Question 20

CT is divided into ___________,_________ and__________

Answer 20

Dense
Loose
Specialized

Question 21

Dense regular CT consists of ______ fibers arranged in bundles with ____ in between the bundles.

Answer 21

collagen
fibroblasts

Question 22

Locations of dense regular CT are?

Answer 22

tendons
ligaments

Question 23

Dense irregular CT contains ______ packed, woven meshes of _____ fibers that are _____ arranged.

Answer 23

tightly
collagen
irregular

Question 24

Locations of dense irregular CT?

Answer 24

-fibrous pericardium of heart
-periosteum of bone
-perichondrium of cartilage

Question 25

What is Marfan Syndrome?

Answer 25

An inherited disorder caused by a defective fibrillin syndrome which results in abnormal development of elastic fibers.
Tissues rich in elastic fibers are malformed or weakened.
Most life-threatening - weakening of aorta

Question 26

What is sjogren’s syndrome?

Answer 26

A chronic autoimmune inflammatory disease which moisture producing glands are damaged. Decreasing quantity and quantity of saliva and tears.