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DHBS 301 > Introduction to the Musculoskeletal System > Flashcards

Introduction to the Musculoskeletal System Flashcards

1
Q

Diaphysis

A

Shaft

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2
Q

Epiphysis

A

Proximal and distal ends

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3
Q

Temporomandibular joint

A

Articulation between the mandible and the temporal bone

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4
Q

Coronal suture

A

Frontal and parietal bones meet

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5
Q

Gomphosis joints

A

Formed by the articulation between the root of a tooth and the alveolar process of the maxilla or mandible

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6
Q

How are joints characterized?

A
  • Shape and structural components
  • Level of stability
  • Range of motion
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7
Q

Pivot

A

Uniaxial, rounded process of bone fits into a bony ligamentous socket, permitting rotation

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8
Q

What type of joint is the atlanto-axial joint?

A

Pivot

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9
Q

Ball and socket

A

Multiaxial, rounded head fits into a concavity, permitting movement of several axes

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10
Q

Plane

A

Usually uniaxial, permit the gliding or sliding movements

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11
Q

Hinge

A

Uniaxial, permit flexion and extension only

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12
Q

Saddle

A

Biaxial, saddle shaped head permits movement in two different planes

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13
Q

Condyloid

A

Biaxial, permit flexion and extension, abduction and adduction, and circumduction

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14
Q

Condyle

A

Smooth articular area, round or flat

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15
Q

Head

A

Rounded articular surface

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16
Q

Foramen

A

Passage/opening through a bone

17
Q

Fossa

A

Hollow or depressed area

18
Q

Line

A

Linear elevation

19
Q

Notch

A

Indentation at edge of bone

20
Q

Process

A

Projection of bone

21
Q

Protuberance

A

Projection of bone

22
Q

Tuberosity

A

Large, rounded projection of bone

23
Q

Tubercle

A

Small projection of bone

24
Q

Crest

A

Ridge of bone

25
Q

Fissure

A

Groov, cleft, furrow

26
Q

Facet

A

Flattened area for articulation

27
Q

Sternoclavicular joint

A

Articulation between the sternum and clavicle forms the point of articulation between the axial skeleton and the upper extremity

28
Q

Sacroiliac joint

A

Articulation between the sacrum and hip bone forms the point of articulation between axial skeleton and the lower extremity

29
Q

Belly

A

Red contractile portion of the muscle

30
Q

Tendon

A

Attaches the muscle to a bone

31
Q

Origin

A

Fixed attachment

32
Q

Insertion

A

Moves with contraction

33
Q

Action

A

Contraction of a muscle, described relative to the joint or body part moved

34
Q

Agonist

A
  • Prime mover
  • Muscle that contracts to produce a particular movement
35
Q

Synergist

A

Muscle assists the agonist in performing its action

36
Q

Antagonist

A

Muscle oppose those of the agonist

DHBS 301 (21 decks)

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