Topic 2A Joints Flashcards
What are the 4 tissue types in the body?
- Connective Tissue
- Muscle Tissue
- Epithelial Tissue
- Nervous Tissue
What are the connective tissue subdivisions? (tissue typpes)
- Blood
- Bone
- Cartilage
- Connective tissue proper
What are the two types of bone?
- Compact
2. Spongy
What are the 3 types of cartilage?
- Hyaline
- Fibrocartilage
- Elastic
What makes up connective tissue proper?
- Loose
2. Dense
What makes connective tissue?
- Fibres (protein)
- ex: collagen, elastic, reticular - Ground substance
- ex: gel like substance, makes up extracellular matrix
In tendons and ligaments, what kind of CT is there?
Dense regular connective tissue
Where is the most important cartilage found?
- At the end of long bones
- In the knee
- Intervertebral disc
- Pubic symphysis
- Nasal septum
- Sternum
Is cartilage well-vascularized?
No
Function: How much movement does a synarthroses joint allow?
(Almost) no movement
Function: How much movement does an amphiarthroisis?
Some movement
Function: How much movement does a diarthrosis joint allow?
Free moving
Structure: What are the 3 types of structural classification for joints? (joint types)
- Fibrous
- Cartilaginous
- Synovial
What are the 3 types of fibrous joints?
- Suture
- Syndesmosis
- Gomphosis
What are the 2 types of cartilaginous joints?
- Synchondrosis
2. Symphysis
What are the 6 types of synovial joints?
- Planar
- Hinge
- Pivot
- Condyloid
- Saddle
- Ball and socket
What is the function of the synovial fluid in the synovial joint?
Reduce the impact of movement(cushioning)
What is the function of a bursae?
Prevents friction between skin, muscle, or tendon and an underlying bone.
Where is the prepatellar bursa located?
Located in the patella of the kneecap
Cartilage of long bones?
Articular/hyaline cartilage
What is term of the widened area of connective tissue between the bone of infant’s skull?
frontanelles
What are the functions of fontanelles?
provide flexibility during the time when infant’s head is in the birth canal and rapid growth of brain and skull
What is bursae?
synovial fluid-filled sac
What are components included in the synovial joint?
joint/articular capsule, articular/synovial membrane, hyaline cartilage, synovial fluid
