Chapter 8 Flashcards
What makes bone growth possible?
joints
What allows skeleton to change shape during birth
joints
Synarthrotic:
immovable
Amphiarthrotic:
slightly moveable
Diarthrotic:
freely moveable
(fibrous joint) Syndesmosis: a sheet of dense connective tissue:
interosseous membrane
(fibrous joint) Syndesmosis: a bundle of dense connective tissue:
interosseous ligament
How do sutures connect bones?
thin layer of connective tissue
What are the 3 fibrous joints?
syndesmosis, suture, gomphosis
What are the 2 cartilaginous joints?
synchondrosis, symphysis
In synchondrosis how are bones united?
by hyaline cartilage
temporary and ossification converts this to a synostosis:
epiphyseal plate
In symphysis joints there are pads of what between bones?
fibrocartilage
What are symphysis joints covered by?
hyaline cartilage
What kind of joints are most joints?
synovial
What kind of movement are synovial joints classified as?
diarthrotic
Describe the structure of synovial joints.
articular cartilage
Joint capsules consist of 2 layers, the outer fibrous layer which is composed of?
ligaments
joint capsules is the inner layer which is:
synovial membrane
What do synovial membranes secrete?
synovial fluid
Relatively fixed end of a skeletal muscles is called:
orgin
More moveable end of a skeletal muscle is called:
insertion
What kind of synovial joint is the shoulder joint?
ball and socket
Where is the shoulder joint located?
- head of humerus
- glenoid cavity of scapula