A and P 1, chapter 8 - Joints

24 July 2022
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question
Functional classification of joints is based on ________. the amount of movement allowed by the joint the location of the joint whether a joint cavity is present the size of the joint
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the amount of movement allowed by the joint
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Which of the following does NOT represent a structural classification of joints? cartilaginous synovial fibrous diarthrosis
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diarthrosis
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Which of the following refers to a joint that is immovable? synarthrosis diarthrosis synovial amphiarthrosis
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synarthrosis
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Which of the following are CORRECTLY paired? synchondrosis: a plate of hyaline cartilage unites the bones suture: bones connected exclusively by ligaments syndesmoses: bony edges interlock gomphoses: articulating bones are separated by a fluid containing cavity
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A synchondrosis is a plate of hyaline cartilage that unites the bones. Epiphyseal plates are examples of synchondroses.
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Using the structural classification, what type of joint is the epiphyseal plate? synarthrotic joint fibrous joint amphiarthrotic joint cartilaginous joint
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The epiphyseal plate is a cartilaginous joint-a hyaline cartilage "growth plate" between the epiphysis and diaphysis of a long bone
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Most joints of the body are classified as ________ joints.
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synovial joints
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When a person makes a pinching motion with their thumb and forefinger they are performing a movement called ________. supination dorsiflexion retraction opposition elevation
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opposition
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The shoulder and hip are examples of ________. pivot joints hinge joints ball-and-socket joints condylar joints plane joints
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ball-and-socket joints
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Which movement increases the angle between articulating bones? flexion adduction extension supination
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extension
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Which type of joint allows opposition? pivot joint saddle joint condylar joint hinge joint
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saddle joints
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Which joint has sacrificed stability to provide great freedom of movement? elbow ankle shoulder knee
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shoulder
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Which of the following represents a correct statement about multi axial joints? The shapes of articulating surfaces in the multiaxial joint are a cylindrical bone in a trough. Movement in more than two axes is permitted in a multi axial joint. The rounded end of the proximal metacarpal fitting into the distal surface of the carpal bone of the wrist is a classic ball-and-socket joint. The ball-and-socket joint permits only one angular motion.
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Movement in more than two axes is permitted in a multiaxial joint.
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immovable joints are called
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synarthrosis
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slightly moveable joints are called
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ampharthosis
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freely movable joints are called
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diathrosis
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What are the three types of joints?
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fibrous, cartilaginous, and synovial
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What are the types of fibrous tissue?
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sutures, syndemosis, and gomphosis
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immovable between skull bones; wavy, interlocking
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suture
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slightly moveable or immovable depending on ligament length
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syndemosis
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immovable periodontal ligaments between tooth and socket (btw tooth and socket)
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gomphosis
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What are the two types of cartilaginous tissue?
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synchondrosis and symphysis
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plate or bar of cartilage (immovable)
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synchondrosis
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plate or pad of fibrocartilage (slightly movable)
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symphysis
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bones are separated by a ? cavity filled with ? fluid and limed with ? membrane
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synovail
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bones are held together by an outer ? or ? capsule and reinforced with ?
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sleeve fibrous ligaments
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Articulating ends of bone are covered with ? cartilage to aid movement, also ? pads, articulating disc or ?, ?, and ? helps to separate surfaces, reduce friction, and ? joints.
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hyaline fatty menisci bursae tendon sheaths cushions
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one flat surface slides over another
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gliding
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increases or decreases angles between two bones
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angular
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decreases the angle
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flexion
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increases the angle
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extension
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goes beyond extension
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hyperextension
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foot toward the shin
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dorsiflexion
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point toe
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plantar flexion
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away from midline or median
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abduction
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towards midline or median
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adduction
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distal end moves in a circle
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circumduction
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bones turning on its long axis
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rotation
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to provide gliding movement
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plane joint
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cylinder into trough for movement on one plane
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hinge joint
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round end into sleeve or rung of another
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pivot joint
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oval surface into depression for biaxial movement
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condyloid joint; finger knuckles
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concave into convex, rider and saddle
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saddle joint; in opposable thumbs
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head int cup for multilateral movement
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ball and socket joint; hip joint snd shoulder bones
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turn body to ventral
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pronation
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turn body to dorsal
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supination
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turn sole of foot medial
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inversion
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turn sole of foot lateral
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eversion
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non angular anterior movement
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protraction
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non angular posterior movement
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retraction
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lift part superiorly
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elevation
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lower part inferiorly
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depression
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thumb to fingers
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opposition