Overview Flashcards
1
Q
What is the function of a tight junction?
A
Impermeable seal to prevent water passage
2
Q
What is the function of desmosomes?
A
Strong junction which anchors adjacent cells together to allow stretch whilst remaining in contact
3
Q
What do tendons ligaments and cartilage all have in common?
A
No blood vessels
4
Q
Three components of all connective tissue?
A
- ground substance
- fibres
- cells
5
Q
What type of fibre is strong and found in tendons and bones?
A
Collagen type 1
6
Q
Areolar tissue
A
- loose
- less fibres, more ground substance
- universal packing
- beneath the skin
7
Q
Adipose
A
- loose
- energy storage
- insulation
- finger and toe pads
8
Q
Reticular
A
- loose
- less fibres and more ground substance
- type III collagen
9
Q
Dense regular
A
- closely packed collagen
- tensile strength
- tendons/ligaments
10
Q
Elastic
A
- elastin fibres
- stretch and recoil
11
Q
Dense irregular
A
- interwoven fibres
- dermis
12
Q
What is scurvy?
A
Lack of vit c = defective collagen formation
13
Q
What are the amino acids in collagen?
A
- glycine
- proline
- hydro proline
14
Q
What is the most common type of cartilage?
A
Hyaline
15
Q
Extracellular matrix of bone?
A
Osteoid
