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bonew > Joints > Flashcards

Joints Flashcards

1
Q

What is the freely movable joint?

A

Synovial

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2
Q

What is the immovable joint

A

Fibrous joint

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3
Q

What is the slightly movable joint

A

Cartilaginous joint

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4
Q

What is the purpose of synovial joints?

A
  • secretes synovial fluid, which lubricates the joints
  • ends are covered in hyaline cartilage
  • surrounded by fibrous capsule
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5
Q

What is a cartilage joint?

A 
Does not have a blood supply 
Is very dense and durable 
Strong -can withstand forces 
Can be worn or torn 
Dependant on regular health
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6
Q

Purpose of ligaments

A

Connecting bone to bone
Tough/ white / non elastic fibrous tissue
Helps joint stability
Preventing excess and unwanted motion in joint
Guiding joint motion and alignment

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7
Q

List the types of synovial joints

A 
Hinge joints
Saddle joints
Ball and socket joints 
Gliding joint
Pivot joint 
Ellipsiod joint
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8
Q

List and example of a saddle joint

A

Thumb

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9
Q

List and example of a gliding joint

A

Mid carpal and mid tarsal

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10
Q

List an example of a piviot joint

A

Between atlas and axis of cervical vertabrae

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11
Q

Name a ball and socket joint

A

Hip and shoulder

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12
Q

Name a hinge joint

A

Knee and elbow

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13
Q

Name a ellipsis joint

A

Knuckle between phalange bones and fingers

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14
Q

What ranges of motion is there at the elbow and hinge joint

A

Flexion and extension

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15
Q

What ranges of motion at the ball and socket joint

A

Abduction, adduction, circumdation, elevation, depression

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16
Q

What ranges of motion at the piviot joint

A

Rotation

17
Q

What ranges of motion at the gliding joint

A

Planta flexion

Dorsi flexion

18
Q

What percentage is minerals ?

A

7%

19
Q

What percentage is protein

A

23%

20
Q

What percentage is water

A

70%

21
Q

What is a single fibre wrapped in connective tissue?

A

Endomysin

22
Q

What is a individual muscle fibre wrapped in connective tissue

A

Perimysium

23
Q

What is purpose of skeletal muscles

A

Cross over joints and attaches to bones via tendons

24
Q

What are myofilaments

A

Mysoin and actin

25
Q

What is inversion

A

Sole of the foot facing onwards

26
Q

What movement does the shoulder girdle do

A

Elevation
Depression
Protraction
Reaction

27
Q

What movements can the elbow do

A

Flexion
Extension
Pronation
Supination

28
Q

What movements does the hip do

A 
Extension 
Flexion 
Abduction 
Adduction 
External rotation 
Internal roatation 
Circumdation 
Flexion
29
Q

What movements can the knee make

A 
Flexion 
Extension 
Eversion 
Inversion
Dorsiflexion 
Planta flexion

bonew (17 decks)

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