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Merrill Chpt 3

Arthrology Part 3

QuestionAnswer
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
Created by: swisscheese
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