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Joints Chapter 9 > Funtional Classification > Flashcards

Funtional Classification Flashcards

(62 cards)

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1
Q

Synarthrotic

A

Immovable joint

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2
Q

Amphiarthrotic

A

Slightly movable

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3
Q

Diarthroric

A

Freely movable

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4
Q

Synathrosis

A
  • Tough edges or interlock
  • May fuse over time
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5
Q

4 types of Synarthrosis

A

Suture - in the skull
Gomphosis - binds teeth in sockets
Synchondrosis - epiphysis, ribs to sternum
Synostosis - fused epiphysis

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6
Q

Amphiarthrosis

A
  • Slightly moveable
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7
Q

2 types of Amphiarthrosis

A
  1. Syndesmosis - ligamentous connection; connection between tibia and fibula
  2. Symphysis - pubic symphysis
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8
Q

Diarthrosis

A
  • Freely movable
  • Synovial joints
  • At the ends of long bones
  • Articulates capsules
  • Articulates cartilage = hyaline cartilage
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9
Q

Synovial Fluid

A
  • Provides lubrication
  • Shock absorbing
  • Nutrient transport
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10
Q

Accessory structures of a synovial joint

A

Meniscus, fat pads, ligaments, tendons, bursae

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11
Q

Meniscus

A

Fibrocartilage

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12
Q

Fat pads

A

Superficial to capsule

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13
Q

Where are tendons in the synovial joint?

A

Pass around it

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14
Q

Bursae

A

Pockets of synovial fluid (provides protection to the bone)

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15
Q

Luxation

A

Complete displacement of a joint

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16
Q

Subluxation

A

Partial displacement of a joint

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17
Q

What are the 3 types of movements at synovial joints?

A
  1. Gliding
  2. Angular motion
  3. Rotation
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18
Q

What is gliding?

A

Linear movement; carpal and tarsal bones

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19
Q

What are the 6 types of angular motion?

A
  1. Flexion
  2. Extension
  3. Hyperextension
  4. Abduction
  5. Adduction
  6. Circumduction
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20
Q

What are the 4 types of rotating motion?

A

Medial, lateral, pronation, and supination

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21
Q

Flexion

A

Reduces angle

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22
Q

Extension

A

Increases angle

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23
Q

Abduction

A

Moves away

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24
Q

Adduction

A

Moves toward

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25
Circumduction
Circular, no rotation
26
What are the unique movements?
Inversion, eversion, dorsiflexion, planter flexion
27
Inversion
Twist soles of foot medially
28
Eversion
Twists soles laterally
29
Dorsiflexion
Lift toes
30
Plantar flexion
Point toes
31
Opposition
Thumb
32
Protraction vs retraction
Jaw excursion
33
Elevation vs depression
Shurg shoulders, open mouth
34
Lateral flexion
Spine
35
Hinge joint
Single plane
36
What are examples of a hinge joint?
Elbow, knee, ankle
37
Pivot joint
Rotation only
38
What is an example of a pivot joint?
Atlas-axis joint
39
Saddle joint
Biaxial
40
What is an example of a saddle joint?
Thumb
41
Ellipsoid joint
Biaxial
42
What is an example of a ellipsoid joint?
Radiocarpal joint
43
Ball and socket joint
Round articular faces
44
What are examples of b & s joints?
Hip and shoulder
45
What is a glenohumeral joint?
Shoulder
46
What kind of joint is the elbow?
Humeroradial joint
47
How is the elbow supported?
Supported by biceps, brachii, tendon, and elbow ligaments
48
Flex
Bend forward
49
Extend
Bends backwards
50
Vertebral joints
Gliding joints between inferior and superior articular processes
51
What joints are found in the vertebral joints?
Symphyseal joints (between the bodies) - IV discs
52
What kind of hinge is the knee?
Complicated hinge
53
What articulations are found in the knee?
2 articulations of the femur and tibia, 1 femoropatellar articulation
54
How many ligaments are found in the knee?
7
55
What does the medial and lateral meniscus do to the knee?
Locks knees
56
What are the ligaments of the knee?
PCL, ACL, MCL, and LCL
57
What does the PCL stand for?
Posterior cruciate ligament
58
What does MCL stand for?
Medial collateral ligament
59
What does LCL stand for?
Lateral collateral ligament
60
What does ACL stand for?
Anterior cruciate ligament
61
Gomphosis
Fibrous mobile peg-and-socket joint
62
Metacarpohalangeal joint (MCP)
Proper term for knuckle

Joints Chapter 9 (7 decks)

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