Chapter 9 Mastering: Intro To Anatomy

24 July 2022
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question
Which type of joint predominates in the upper limb?
answer
synovial
question
Structural classification of joints includes __________.
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fibrous, cartilaginous, and synovial
question
An example of a syndesmosis that is amphiarthrotic, allowing a large amount of movement, is A. teeth in their bony sockets B. the interosseous membrane between the radius and ulna C. the distal tibiofibular joint D. the joint between the first rib and the sternum
answer
B. the interosseous membrane between the radius and ulna
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During middle age, fibrous tissue within sutures ossifies, leaving closed sutures called ____________.
answer
synostoses
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The general structural type of joint between intervertebral discs is ____________.
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cartilaginous
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Extension
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Increases the angle between bones
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Adduction
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Movement of a limb toward the midline of the body
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Circumduction
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Movement of a limb or finger so it describes a cone in space
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Retraction
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Moving a body part in the posterior direction
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Inversion
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Turning the sole of the foot medially
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Supination
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Rotating the forearm so the palm is facing anteriorly
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What is the function of the synovial membrane of a synovial joint?
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It secretes synovial fluid.
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All of the following structures are common to all synovial joints EXCEPT __________. A. nerves and blood vessels B. reinforcing ligaments C. synovial fluid and articular cartilage D. articular discs E. articular capsule
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D. articular discs
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__________ is bending that decreases the angle between bones.
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Flexion
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Ligaments located on the lateral or superior side of a joint resist excessive __________.
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adduction
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Flexion, extension, abduction, and adduction are all examples of __________ movement.
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angular
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Gliding joints __________. A. are uniaxial B. allow flexion and extension as well as adduction and abduction C. include the articular processes of vertebrae, the intercarpal and intertarsal joints D. include the first carpometacarpal joint E. include the elbow and interphalangeal joints
answer
C. include the articular processes of vertebrae, the intercarpal and intertarsal joints
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Which of the following movements CANNOT occur at the metacarpophalangeal joints? A. rotation B. circumduction C. abduction D. extension E. adduction
answer
A. rotation
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__________ is the special movement that allows humans to grasp objects by touching the thumb to the tips of other fingers.
answer
Opposition
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What are bursae and what is their function in the synovial joints in which they are located?
answer
Bursae are fibrous sacs of synovial fluid that decrease friction during movement.