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part 1 boards (US) > joint anatomy (chiro essentials pg40-44) > Flashcards

joint anatomy (chiro essentials pg40-44) Flashcards

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1
Q

What type of joint is the TMJ

A

Atypical synovial

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2
Q

What makes the TMJ an atypical synovial joint

A

The articulating surface has fibrocartilage instead of hyaline cartilage

It also has a intra-articular disc

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3
Q

In What compartment of the TMJ does Protraction/retraction occur

A

Upper compartment

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4
Q

In what compartment of the TMJ does elevation/depression occur

A

Lower compartment

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5
Q

What bones are involved in the TMJ

A

Mandible
Mandibular fossa
Articualr eminence of the temporal bone

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6
Q

What nerves innervate the TMJ

A

Auriculotemporal
Deep temporal
Masseteric branch of Mandibular division trigeminal

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7
Q

What type of joint is the Shoulder joint

A

Ball and socket (spheroidal) Synovial joint

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8
Q

What bones are involved in the shoulder joint

A

Glenoid fossa

Head of humerous

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9
Q

What innervates the shoulder joint

A

Axillary

Suprascapular nerve

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10
Q

What type of joint is the sternoclavicualr joint

A

Saddle (sellar), synovial with a intra-articualr disc

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11
Q

Even though the sternoclavicular joint is a saddle joint, how does it behave

A

Like a ball and socket

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12
Q

What covers the articular surfaces of the sternoclavicular joint

A

Fibrocartilage

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13
Q

What bones are involved in the sternoclavicular joint

A

Manubrium

Clavicle

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14
Q

What nerves innervate the sternoclavicular joint

A

Medial branch of the supraclavicular nerves

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15
Q

What type of joint is the elbow joint

A

Synovial Hinge (ginglymus)

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16
Q

What bones are involved in the elbow joint

A

Humerous
Head of radius
Trochlea of ulna

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17
Q

What nerves innervate the elbow joint

A

Radial

musculocutaneous nerves

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18
Q

What type of joint is the Proximal and Distal radio-ulnar joint

A

Synovial Pivot (trochoid)

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19
Q

What bones are involved in the Proximal and Distal radio-ulnar joint

A

Head of radius and notch of ulna (proximal)

Head of Ulna and distal radius (distal)

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20
Q

What nerves innervate the Proximal and Distal radio-ulnar joints

A

Median
Ulnar
Radial nerves

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21
Q

What type of joint is the wrist joint

A

Synovial condyloid (ellipsoid)

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22
Q

What bones are involved in the wrist joint

A

Radius
Scaphoid
Lunate

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23
Q

What nerves innervate the wrist joint

A

Radial
Median
Ulnar

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24
Q

What type of joint is the 1st carpometacarpal joint (thumb)

A

synovial saddle (selllar)

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25
Q

What bones are invoveled in the 1st carpometacarpal joint

A

trapezium

1st metacarpal joint

26
Q

What nerves innervate the 1st carpometacarpal joint

A

Radial

Median nerve

27
Q

What type of joint is the metacarpophalangeal joint

A

Synovial Condyloid (ellipsoid)

28
Q

What bones are involved in the metacarpophalangeal joint

A

Head of metacarpal

Base of proximal phalanx

29
Q

What muscle adducts the metacarpophalangeal joints

A

Palmer interossei (PAd)

30
Q

What muscles abducts the metacarpophalangeal joints

A

Dorsal interossei (DAb)

31
Q

What innervates the metacarpophalangeal joint

A

Median
Ulnar
radial nerves

32
Q

What type of joint is the interphalangeal joint

A

Synovial hinge (ginglymus)

33
Q

What bones are involved in the interphalangeal joint

A

Proximal and midde phalangeal joint

Middle and distal phalangeal joint

34
Q

What type of joint is the hip joint

A

Synovial ball and socket (spheroidal)

35
Q

What bones are involved in the hip joint

A

Acetabulum

head of femur

36
Q

What nerves innervate the hip joint

A

Femoral
Obturator
nerve to quadratus femorus

37
Q

What are the 4 ligaments of the hip joint

A

Round ligament of femur head
Iliofemoral
Pubofemoral
Ischiofemoral

38
Q

Which ligament of the hip is inside the joint

A

Round ligament of the head of the femur

39
Q

What blood vessel is found in the round ligament of the head of the femur

A

Central foveolar artery in children (not in adults)

40
Q

What hip ligament prevents hyperextension

A

Iliofemoral

41
Q

What hip ligament prevents hyper-abduction

A

Pubofemoral

42
Q

what hip ligament prevents hyperextension

A

Ischiofemoral

43
Q

What type of joint is the knee joint

A

Synovial, modified hinge

44
Q

What bones are involved in the knee joint

A

Femur

Tibia

45
Q

What nerves innervate the knee joint

A

Femoral
Tibial
Common peroneal nerve

46
Q

What are the two intra-articular ligaments of the knee

A

ACL

PCL

47
Q

What does the ACL prevent

A

Anterior movement of tibia on the femur

48
Q

Where does the ACL originate and where does it insert

A

Origin: Anterior intercondylar ridge
Insertion: Medial aspect of lateral condyl of femur

49
Q

What does the PCL prevent

A

Posterior movement of the tibial on the femur

50
Q

Where does the PCL originate and where does it insert

A

Origin: posterior intercondylar ridge
Insertion: lateral aspect of medial condyle

51
Q

What are the two extra-articular ligaments of the knee

A

Medial collateral

Lateral collateral

52
Q

What does the medial collateral ligament do

A

Prevents abduction stress

53
Q

What does the lateral collateral ligament do

A

Prevent adduction stress

54
Q

What are the two intra-articular discs

A

medial meniscus

Lateral meniscus

55
Q

which meniscus of the knee is semilunar in shape

A

Medial meniscus

56
Q

Which meniscus of the knee is nearly circular

A

Lateral meniscus

57
Q

which meniscus of the knee is attaches to the medial collateral ligament

A

Medial meniscus

58
Q

What type of joint is the ankle joint

A

Synovial hinge

59
Q

What bones are involved in the ankle joint

A

Tibial
Fibula
Talus

60
Q

What innervaes the Ankle joint

A

Tibial and deep peroneal nerve

61
Q

What motions occur at the ankle joint

A

Flexion + extension

62
Q

What motion of the foot occurs at the subtalar joint

A

Inversion + Eversion

part 1 boards (US) (12 decks)

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