Wk3- Connective Tissue Flashcards Preview

Human Biology > Wk3- Connective Tissue > Flashcards

Flashcards in Wk3- Connective Tissue Deck (15)
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1
Q

Functions Connective tissue:

  1. Connecting: bind different tissues together, anchor o? and tissues in places
  2. Support: b- and c-
  3. Protection: b-, c-, v- fat, hosts immune elements
  4. Transport: blood supply
A
  1. organs
  2. Bones and cartilage
  3. Bone cartilage visceral fat
2
Q

All connective tissue contained specialised cells, ECM (- ) , protein fibres and ground s- ( viscous sugar lubricant and s- a-)

A

Extra cellular matrix
Substance
shock absorber

3
Q

Extra cellular fibres and function:

What are the 3 fibres?

  1. Co?
  2. El?
  3. Ret?
A
  1. Collagen
  2. Elastic
  3. Reticular
4
Q

Extra cellular fibres and functions:

Collagen fibres:
S-, long, straight, run down same axis (- directional) found in dense c- tissue (in t- and ligaments

A

Strong, uni directional, connective , tendons

5
Q

Extra cellular fibres and functions:

Elastic fibres:
Elastic bands s- and r- , found in d- regular elastic tissue ( aorta in the heart contracts and pumps)

A

Stretch and recoil

dense

6
Q

Extra cellular fibres and function:

Reticular fibres:
Thin in? supports found in reticular tissue
l? nodes

A

Interwoven ,lymph

7
Q

What are the 6 key cells?

  1. F- (large , mobile, produce fibres, secrete matrix fibres and ground substance components)
  2. M- (large, mobile, immune cells that engulf and destroy pathogens)
  3. P- cells ( immune cells, produce and secrete antibodies)
  4. M- cells (release histamine/ promote inflammation)
  5. A- (fat cells, storage of lipids)
  6. L- (white blood cells/ immune cells)
A
  1. Fibroblasts
  2. Macrophages
  3. Plasma cells
  4. Mast cells
  5. Adipose
  6. Leukocytes
8
Q

Connective tissue can be classified into 2 categories:

  1. Connective tissue p-
  2. S- connective tissue
A
  1. Proper

2. Specialised

9
Q

Specialised connective tissue is ;

C-
Bl-
Bo-

A

Cartilage
Blood
Bone

10
Q

Specialised connective tissue:

Cartilage is avascular and can be divided into 3 subgroups
H- (smooth, glassy appearance, tightly packed collagen fibres, found in the - tip)
E- ( flexible, collagen and elastic fibres ,light weight support found in the outer -)
F- (dense and tough, strongest collagen fibres, separates -)

A

Hyaline : nose tip
Elastic: outer ear
Fibrocartilage: separates vertebrae

11
Q

Connective tissue proper:

What are the 4 categories of connective tissue?

  1. Lo? connective tissue
  2. D- connective tissue
  3. Re? tissue
  4. Ad? tissue
A
  1. Loose
  2. Dense
  3. Reticular
  4. Adipose
12
Q

Connective tissue proper:

  1. Loose connective tissue : sub c- layer, permits s-
A

Cutaneous, stretch

13
Q

Connective tissue proper:

  1. Dense connective tissue

There are 3 sub categories of dense connective tissue

  1. Dense regular c- (uni directional , very strong)
  2. Dense regular e- (permits stretch of organ)
  3. Dense i- (multidirectional, resistant to tension stress)
A
  1. Collagen
  2. Elastic
  3. Irregular
14
Q

Connective tissue proper:

  1. Reticular tissue:
    Reticular fibres s? other structures by providing a network for ly? vessels
A

Support

Lymphatic

15
Q

Connective tissue proper:

  1. Adipose tissue:

L- , energy storage , insulation, protection , shock absorber

A

Lipids