joint anatomy (chiro essentials pg40-44) Flashcards Preview

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Flashcards in joint anatomy (chiro essentials pg40-44) Deck (62):
1

What type of joint is the TMJ

Atypical synovial

2

What makes the TMJ an atypical synovial joint

The articulating surface has fibrocartilage instead of hyaline cartilage

It also has a intra-articular disc

3

In What compartment of the TMJ does Protraction/retraction occur

Upper compartment

4

In what compartment of the TMJ does elevation/depression occur

Lower compartment

5

What bones are involved in the TMJ

Mandible
Mandibular fossa
Articualr eminence of the temporal bone

6

What nerves innervate the TMJ

Auriculotemporal
Deep temporal
Masseteric branch of Mandibular division trigeminal

7

What type of joint is the Shoulder joint

Ball and socket (spheroidal) Synovial joint

8

What bones are involved in the shoulder joint

Glenoid fossa
Head of humerous

9

What innervates the shoulder joint

Axillary
Suprascapular nerve

10

What type of joint is the sternoclavicualr joint

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

11

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

Like a ball and socket

12

What covers the articular surfaces of the sternoclavicular joint

Fibrocartilage

13

What bones are involved in the sternoclavicular joint

Manubrium
Clavicle

14

What nerves innervate the sternoclavicular joint

Medial branch of the supraclavicular nerves

15

What type of joint is the elbow joint

Synovial Hinge (ginglymus)

16

What bones are involved in the elbow joint

Humerous
Head of radius
Trochlea of ulna

17

What nerves innervate the elbow joint

Radial
musculocutaneous nerves

18

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

Synovial Pivot (trochoid)

19

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

Head of radius and notch of ulna (proximal)
Head of Ulna and distal radius (distal)

20

What nerves innervate the Proximal and Distal radio-ulnar joints

Median
Ulnar
Radial nerves

21

What type of joint is the wrist joint

Synovial condyloid (ellipsoid)

22

What bones are involved in the wrist joint

Radius
Scaphoid
Lunate

23

What nerves innervate the wrist joint

Radial
Median
Ulnar

24

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

synovial saddle (selllar)

25

What bones are invoveled in the 1st carpometacarpal joint

trapezium
1st metacarpal joint

26

What nerves innervate the 1st carpometacarpal joint

Radial
Median nerve

27

What type of joint is the metacarpophalangeal joint

Synovial Condyloid (ellipsoid)

28

What bones are involved in the metacarpophalangeal joint

Head of metacarpal
Base of proximal phalanx

29

What muscle adducts the metacarpophalangeal joints

Palmer interossei (PAd)

30

What muscles abducts the metacarpophalangeal joints

Dorsal interossei (DAb)

31

What innervates the metacarpophalangeal joint

Median
Ulnar
radial nerves

32

What type of joint is the interphalangeal joint

Synovial hinge (ginglymus)

33

What bones are involved in the interphalangeal joint

Proximal and midde phalangeal joint
Middle and distal phalangeal joint

34

What type of joint is the hip joint

Synovial ball and socket (spheroidal)

35

What bones are involved in the hip joint

Acetabulum
head of femur

36

What nerves innervate the hip joint

Femoral
Obturator
nerve to quadratus femorus

37

What are the 4 ligaments of the hip joint

Round ligament of femur head
Iliofemoral
Pubofemoral
Ischiofemoral

38

Which ligament of the hip is inside the joint

Round ligament of the head of the femur

39

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

Central foveolar artery in children (not in adults)

40

What hip ligament prevents hyperextension

Iliofemoral

41

What hip ligament prevents hyper-abduction

Pubofemoral

42

what hip ligament prevents hyperextension

Ischiofemoral

43

What type of joint is the knee joint

Synovial, modified hinge

44

What bones are involved in the knee joint

Femur
Tibia

45

What nerves innervate the knee joint

Femoral
Tibial
Common peroneal nerve

46

What are the two intra-articular ligaments of the knee

ACL
PCL

47

What does the ACL prevent

Anterior movement of tibia on the femur

48

Where does the ACL originate and where does it insert

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

49

What does the PCL prevent

Posterior movement of the tibial on the femur

50

Where does the PCL originate and where does it insert

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

51

What are the two extra-articular ligaments of the knee

Medial collateral
Lateral collateral

52

What does the medial collateral ligament do

Prevents abduction stress

53

What does the lateral collateral ligament do

Prevent adduction stress

54

What are the two intra-articular discs

medial meniscus
Lateral meniscus

55

which meniscus of the knee is semilunar in shape

Medial meniscus

56

Which meniscus of the knee is nearly circular

Lateral meniscus

57

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

Medial meniscus

58

What type of joint is the ankle joint

Synovial hinge

59

What bones are involved in the ankle joint

Tibial
Fibula
Talus

60

What innervaes the Ankle joint

Tibial and deep peroneal nerve

61

What motions occur at the ankle joint

Flexion + extension

62

What motion of the foot occurs at the subtalar joint

Inversion + Eversion