M1 > Joints > Flashcards

Joints Flashcards

(76 cards)

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1
Q

Joints with no movement / bony fusions are

A

SyNOstosis

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2
Q

joints with limited movement are

A

syndesmosis

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3
Q

a cartilaginous joint is a

A

synchondrosis

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4
Q

a freely moveable joint is a

A

synovial joint

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5
Q

another name for synovial joint is

A

Diarthrosis

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6
Q

Example of a synostosis joint is

A

frontal bone

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7
Q

example of a syndesmosis joint is

A

lambdoid suture

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8
Q

example of a synchondrosis joint is

A

pubic symphysis

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9
Q

example of a diarthrosis joint is

A

anything moveable (knee!)

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10
Q

3 features of a synovial joint are

A

fibrous capsule
articular cartilage
synovial membrane

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11
Q

Example of a pivot joint

A

atlas-axis joint

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12
Q

example of a ball and socket joint

A

hip joint

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13
Q

example of a plane joint is

A

acromioclavicular joint

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14
Q

example of a hinge joint is

A

elbow, ankleexa

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15
Q

example of a saddle joint is

A

carpometacarpal joint

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16
Q

example of a condyloid or ellipsoid joint is

A

metacarpophalengeal joint

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17
Q

condyloid joints have what range of movement

A

biaxial, can do everything

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18
Q

saddle joints have what range of movement

A

biaxial, 2 different planes

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19
Q

plane joints have want range of movement

A

uniaxial

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20
Q

The sternoclavicular joint is what kind of joint

A

saddle

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21
Q

Where does shoulder separation occur

A

AC joint (with or without CC ligament involvement)

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22
Q

What are the 3 bursas in the glenohumeral joint

A

subacromial bursa
subscapular bursa
deltoid bursa

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23
Q

The function of the labrum is to

A

deepen glenohumeral joint cup

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24
Q

the tendon of the long head of the bicep inserts at the

A

supraglenoid tubercle

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25
What is shoulder dislocation
anterior, inferior dislocation of humerus
26
What nerve is at risk of injury with shoulder dislocation
axillary nerve
27
Subluxation means
there is still some interaction between surfaces when the joint dislocates
28
What are the 3 joint articulations found around the elbow
radius to capitulum ulna to trochlea ulna to radius
29
What is the purpose of the annular ligament
it holds the head of the radius to the ulna
30
the radius-ulna joint is what type of joint?
pivot
31
Nurse Maid's elbow
dislocation of proximal radio-ulnar joint from annular ligament due to arm swinging
32
The wrist joint is what type of joint
condyloid/ellipsoid
33
What two bones around the wrist contain an articular disk between them?
ulna and triquetrum
34
What 2 carpal bones articulate with the radius
scaphoid and lunate
35
IP joints are what type of joint
saddle
36
What ligament reinforces the acetabelar cup
transverse acetabular ligament
37
What are the 3 ligaments of the hip
iliofemoral ischiofemoral pubofemoral
38
What does the iliofemoral ligament prevent
posterior and anterior dislocation, and hyperextension
39
What does the pubofemoral ligament prevent
anterior dislocation and hyperextension
40
What happens to the femur during posterior hip dislocation
it is shortened and medially rotated
41
what nerve is at risk in posterior hip dislocation
sciatic
42
What location of hip fracture is most at risk of blood supply cut off
fractures at the neck, or intracapsular fractures
43
What are the 3 articulations of the knee
2 femorotibial articulations 1 femoro-patellar articulation
44
The joint capsule of the knee attaches to
femoral condyles and tibial plateaus
45
The opening in the knee joint capsule posteriorly allows what to pass out
popliteus muscle
46
The apex of the patella is located (superiorly or inferiorly)
inferiorly
47
Which articulatis surface of the patella is bigger (lateral or medial)
lateral
48
Patellar dislocation typically pulls the patella in which direction
lateral
49
What muscles if ripped in a patellar dislocation
vastus medialis tendon
50
What are the prominent bursa of the knee
suprapatellar bursa prepatellar bursa infrapatellar bursa
51
Which bursa is affected in housemaid's bursitis
prepatellar brusa
52
which bursa is affected in clergyman's bursitis
infrapatellar brusa
53
Where does the popliteus muscle run
lateral to medial
54
What is located in the infrapatellar fold
fat, synovial membrane
55
Which meniscus is more open
medial
56
What do the coronary ligaments do
connect the meniscus to the tibial plateau
57
Which femoral condyle is larger
medial condyle
58
Which collateral ligament is attached to its corresponding meniscus
medial collateral ligament is attached to medial meniscus
59
The ACL runs
lateral to medial
60
the PCL runs
medial to lateral, posterior
61
The ACL prevents
hyperextension (anterior displacement of tibia)
62
the PCL prevents
hyperflexion (posterior displacement of tibia)
63
Valgus test tests for
medial collateral ligament strength
64
the Varus test tests for
lateral collateral ligament strength
65
The lateral collateral ligament tendon splits the _______ tendon
biceps femoris
66
Signs of meniscus tear
fluid in joionti joint line tenderness quad wasting pain on EXTENSION
67
another name for ankle joint is
talocrural joint
68
A mortice joint like the talocrural joint allows only
dorsiflexion plantar flexion
69
The medial malleolus is the apex of the _____ ligament
deltoid ligament
70
The lateral ligaments of the ankle are
calcaneofibular ligament anterior talofibular posterior talofibular
71
the 4 components of the deltoid ligament are
anterior tibiotalar posterior tibiotalar tibiocalcaneal tibionavicular
72
Potts fracture is
fracture of medial malleolus fracture of fibula tear of deltoid ligament
73
What movement would tear deltoid ligament
hyper-eversion
74
What ligament is often torn with hyper-inversion
anterior talo-fibular
75
What joint do inversion and eversioni occur at
subtalar joint or transverse tarsal joint (not at talocrural which is actual ankle)
76
the spring ligament supports the
talonavicular joint
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