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Merrill Chpt 3
Arthrology Part 3
Question | Answer |
---|---|
What are the 2 classification of joints? Which is most widely used? | Functional and Structural; Structural most widely used |
What are the 3 structural classifications of articulations based on connective tissue? | Fibrous, cartilaginous, and synovial |
In structural classification, synovial movement is? | Freely movable |
In structural classification, fibrous movement is? | Immovable |
In structural classification,cartilaginous movement is? | Limited or slight movement |
The type of movement(s) in a gliding (plane) joint | Sliding & gliding |
The type of movement(s) in a hinge (ginglymus) joint | Flexion & extension |
The type of movement(s) in a pivot (trochoid) joint | Rotation around single axis |
The type of movement(s) in a ellipsoid joint | Flexion, extension, abduction, adduction, & circumduction |
The type of movement(s) in a saddle (sellar) joint | Flexion, extension, abduction, adduction, & circumduction |
The type of movement(s) in a ball and socket (spheroid) joint | Flexion, extension, rotation, abduction, adduction, & circumduction |
What synovial-type joint is the hip? | Ball and socket (spheroid) |
What synovial-type joint is the knee? | Hinge (ginglymus) |
What synovial-type joint is the elbow? | Hinge (ginglymus) |
What synovial-type joint is the wrist (radiocarpal)? | Ellipsoid (condyloid) |
What synovial-type joint is the shoulder? | Ball and socket (spheroid) |
What synovial-type joint is the C1 & C2 (atlantoaxial)? | Pivot (trochoid) |
What synovial-type joint is the intertarsal? | Gliding (plane) |
What synovial-type joint is the interphalangeal? | Hinge (ginglymus) |
What synovial-type joint is the metacarpophalangeal? | Ellipsoid (condyloid) |
What synovial-type joint is the carpometacarpal joint of the thumb? | Saddle (stellar) |
What is arthrology? | Study of joints, or articulations between bones |
What are the 3 subdivisions of functional classification based on mobility of joint? | Synarthroses, amphiarthroses, diarthroses |
Synarthroses is moveable, immoveable, or slightly moveable? | Immoveable to very slightly moveable |
Amphiarthroses is moveable, slightly moveable, or immovable? | Slightly moveable |
Freely movable is what functional classification? | Diarthroses |
T/F: The fibrous joint is the strongest joint in the body? | True |
What are fibrous joints united by? | Connective tissue & ligaments |
What are the 3 types of fibrous joints? | Syndesmosis, Suture, & Gomphosis |
Suture is a moveable or immoveable fibrous joint? Where in body is it found? | Immoveable; Skull |
Gomphosis is moveable or immoveable fibrous joint? Where in body is it found? | Immoveable; Roots of teeth |
T/F: Cartilaginous joints have a joint cavity? | False |
Are cartilaginous joints moveable. virtually immoveable, or immoveable? | Virtually immoveable |
What are the 2 types of cartilaginous joints? | Symphysis and Synchondrosis |
Inferior tibiofibular joint is an example of what type of fibrous joint? | Syndesmosis |
Of the Cartilaginous joints, Symphysis joints are all of the following, EXCEPT A. Immoveable; B. Separated by a pad of fibrocartilage; C. Designed for strength & shock absorbency; D. Pubic symphysis | A. Immoveable. This joint is slightly moveable |
Of the Cartilaginous joints, Synchondrosis joints are all of the following, EXCEPT A. Immoveable; B. United by rigid cartilage; C. Epiphyseal plate; D. Designed for strength & shock absorbency | D. Designed for strength & shock absorbency |
What bone classification are synovial joints? | Structural |
Synovial joints are freely moveable and permit what? | Wide range of motion |
T/F: Synovial joints are complex joints? | True |
T/F: Synovial joints are not enclosed by articular capsules? | False |
What are the 2 accessory soft tissues of synovial joints? | Meniscus and bursae |
Gliding, hinge, & pivot are: A. Uniaxial; B. Biaxial; C. Multiaxial | A. Uniaxial |
Ellipsoid & saddle are: A. Uniaxial; B. Biaxial; C. Multiaxial | B. Biaxial |
Which of the following joint classifications is slightly moveable? A. Amphiarthroses; B. Synarthroses; C. Diarthroses; D. Synovial | A. Amphiarthroses |
All of the following are types of synovial joints, EXCEPT A. Ellipsoid; B. Syndesmosis; C. Gliding; D. Pivot | B. Syndesmosis |