Axial Skeleton Flashcards
T or F: sympathetic innervation from the whole body comes from spinal nerves
True, including face
Articulation
Where two bones meet
Where does movement occur
Articulations
What is used to classify articulations structurally
Tissue joining articulating bones
What is used to classify articulations functionally
Range of movement permitted
Synarthroses, amphiarthroses, and diarthroses are ________ classifications of articulations
Functional
Immovable articulations
Synarthroses
3 types of synarthroses
Fibrous
Cartilagenous
Bony fusion
What joins fibrous articulations
Dense irregular CT
2 types of fibrous synarthroses
Sutures
Gomphosis
Type of cartilageous synarthroses
Synchondrosis
What type of articulation is the epiphyseal plate of a growing bone
cartilagenous Synarthrosis; synchondrosis
What kind of articulation is synostosis
Bony fusion
How does bony fusion form
Two bones become one
Examples of synostosis
Skull Sacrum Hip bones Sternum Vertebrae Mature long bones
What type of articulation is first costosternal joint
Cartilaginous synarthroses; synchondrosis
2 types of amphiarthroses
Fibrous
Cartilagenous
What joins fibrous amphiarthroses
Ligament
Band of CT
What is syndesmoses + example
Fibrous amphiarthrosis
Distal tibiofibular joint
What joins cartilagenous amphiarthroses
Wedge of cartilage
Symphyses + example
Cartilagenous amphiarthroses
Pubic symphysis
Another name for diarthroses
Synovial joints
4 components of all synovial joints
Fibrous joint capsule
Articular cartilage
Synovial membrane
Joint cavity
Synovial fluid 3 functions
Lubricant
Shock absorbent
