1) Tibia, Fibula, Foot Intro Flashcards
1
Q
The tibia transfers 85% of weight between
A
Femur and Talus
2
Q
The tibia articulates proximally with
A
Femur
3
Q
The tibia articulates proximally and distally with
A
Fibula
4
Q
The tibia articulates inferiorly with
A
Talus
5
Q
The medial condyle is
A
Larger than the lateral
Oval shaped
6
Q
The lateral condyle is
A
Smaller than the medial
Circular shaped
7
Q
The lateral condyle has what facet?
A
Fibular facet
8
Q
The fibular facet of the Tibia articulates with
A
Fibular head
9
Q
The intercondylar eminence is located
A
between condyles
10
Q
Intercondylar eminence has what tubercles?
A
Medial intercondylar tubercle
Lateral intercondylar tubercle
11
Q
Anterior and Posterior Intercondylar Fossae serve as sites of attachment for
A
Cruciate Ligaments
Horns of Menisci
12
Q
The tibial tuberosity serves as a site of attachent for
A
The patellar ligament
13
Q
Gerdy’s tubercle AKA
A
Tubercle of Iliotibial tract
14
Q
Gerdy;s Tubercle is located
A
Lateral to the tibial tuberosity and patellar apex (when knee ext)
15
Q
The IT tract attaches at
A
Gerdy’s Tubercle
16
Q
The posterior proximal end of the Tibia has a groove for
A
Semimembranosus tendon
condyle
17
Q
The groove for semimembranosus tendon is located on
A
posteromedial edge of the medial
18
Q
The posterior proximal end of the Tibia has what facet?
A
Fibular articular facet
19
Q
The fibular articular facet is located on
A
Lateral condyle
20
Q
The fibular articular facet articulates with
A
Fibular head
21
Q
The Tibial Shaft runs from
A
The tibial tuberosity to the fibular notch
22
Q
The anterior border of the Tibia is
A
Subcutaneous
VERY palpable
23
Q
The lateral border of the Tibia is AKA
A
the interosseus
24
Q
The lateral border of the Tibia is the site of attachment of
A
The interosseus membrane
25
The medial border of the Tibia is
Palpable
26
Medial surface of the tibial shaft
Faces anteromedially
Subcutaneous
VERY palpable
27
Lateral surface of the tibial shaft is the site of attachment for
Anterior Compartment Muscles
28
Posterior surface of the tibial shaft has 2 lines. They are:
Soleal line
| Vertical line
29
The Nutrient Foramen of the Tibia is located:
Inferior to the soleal line
30
The Soleal Line of the Tibia runs from
The fibular facet to the medial border of the junction of the proximal and middle 1/3s of shaft
31
The Vertical Line of the Tibia runs how?
It descends from the center of the Soleal Line
32
The nutrient foramen (canal) is angled in what direction?
Distally
33
The distal tibia articulates with
Talus
34
Medial malleolar articular facet
pear shaped facet
| lateral surface of medial malleolus
35
MMAF is covered with
Hyaline cartilage
36
MM AF articulates with
Medial talar body
37
Anterior colliculus of medial malleolus is
An Anterior projection
Extends inferiorly
Site of ligament attachment
38
Posterior colliculus of medial malleolus serves as a site of
ligament attachment
39
Colliculi of the tibia are separated by
The intercollicular groove
40
Also on the medial malleolus is the groove for which two tendons?
Tibialis posterior
| Flexor digitorum longus
41
The tibial plafond is
rectangular shaped
| inferior articular surface
42
The tibial plafond is lined with
Articular cartilage
43
The tibial plafond is continuous with
Articular facet of medial malleolus
44
The tibial plafond articulates with
Talus
45
The posterior process of the distal tibia is a
Posterolateral prominence (3rd malleolus)
46
The posterior process of the distal tibia has a depression that acts as a groove for
Flexor hallucis longus
47
The fibular notch is a
Triangular depression on lateral surface
48
The fibular notch articulates with the fibula at
The tibiofibular syndesmosis
49
The fibula is important for
ANKLE STABILITY
50
The fibula is palpable at
The head
Lateral malleolus
51
The fibula articulates with
Talus and Tibia
52
The shape of head of the fibula is
Square-ish
53
Common fibular nerve passes where?
Around the fibular head/neck
54
Articular facet of fibula articulates with
Lateral condyle of Tibia
55
The apex of fibula is known as the
Styloid process
56
The stylioid process (apex of Fibula) is a site of
Ligament attachment
57
The borders of the Fibular shaft spiral from
Proximal to distal
58
Anterior border of the Fibula follows what path?
Begins at anterior aspect of the head
| Curves laterally toward lateral malleolus
59
Anterior border of the Fibula splits distally and encloses
Lateral triangular area above lateral malleolus
60
Anterior border of the Fibula serves as a site of attachment for
Anterior IM Septum
61
Attachment of Anterior IM Septum separates
Anterior and Lateral compartments
62
Interosseus (Medial Border) of the Fibula follows what path?
Extends from head to triangular area distally
63
Interosseus (Medial Border) of Fibula serves as a site of attachment for
The interosseus membrane
64
Posterior border of the Fibula follows what path?
Begins at head
| End at posterior border of lateral malleolus
65
Proximal posterior border of the Fibula faces
laterally
66
Distal posterior border of the Fibula faces
Posteriorly
67
Posterior border of the Fibula serves as a site of attachment for
The posterior IM septum
68
The medial crest of the Fibula is also known as the
Crista Medialis
69
The medial crest of the Fibula is an ___________ line that ______________.
Oblique line that begins on the medial side
70
The medial crest of the Fibula becomes continuous with
The interosseus border on the distal 1/4 of the Fibula
71
The medial crest of the Fibula serves as a site of attachment for
An aponeurosis that separates muscles
72
Medial surface of the Fibula leis between what borders?
Between anterior and interosseus borders
73
Medial surface of the Fibula serves as a site of attachment for
Anterior compartment muscles
74
Lateral surface of the Fibula lies between what borders?
Between anterior and posterior borders
75
Proximal lateral surface of the Fibula faces
Anteriorly
76
Distal lateral surface of the Fibula faces
More posteriorly
77
Lateral surface of the Fibula serves as a site of attachment for
Lateral compartment muscles
78
Posterior surface of the Fibula lies between what borders?
Betwee posterior and interosseus borders
79
The posterior surface of the Fibula is continuous with
Area articulating with Tibia
80
Proximal posterior surface of the Fibula faces
Posteriorly
81
Distal posterior surface of the Fibula faces
Medially
82
Posterior surface of Fibula serves as a site of attachment for
Some posterior compartment muscles
83
The nutrient foramen on the Fibula is found on
Middle 1/3 of posterior surface
84
Lateral malleolus of the Fibula resists
Eversion
85
Lateral malleolar articular facet is
Triangular facet on medial surface
86
Lateral malleolar articular facet articulates with
Talus
87
Lateral malleolar fossa is located
Posterior to articular facet (on the medial surface)
88
Lateral malleolar fossa serves as a site of ligament attachment for
Transverse tibfib
| Posterior talifubular
89
Lateral malleolar sulcus is a
Groove on posterior border
90
What tendons pass through the lateral malleolar sulcus?
Fibularis longus
| Brevis tendons
91
The summit of lateral malleolus is the
Rounder, distal end
92
The summit of lateral malleolus serves as a site of attachment for
The calcaneofibullar ligament
93
The summit of lateral malleolus where the calcaneofibular ligament attaches can be a site of
Avulsion fractures
94
The medial triangular surface articulates with
The fibular notch of the tibia
95
Articulation of the medial triangular surface with the fibular notch of the tibia forms the
Distal tibiofibular joint
96
The distal tibiofibular joint is what type of joint?
Syndesmotic joint (strong ligament)
97
Primary ossification center of the Tibia is located at
Shaft
| 7th-8th Fetal Week
98
Secondary ossification centers of the Tibia include
Proximal Epiphysis
Distal Epiphysis
Medial Malleolus
Tibial Tuberosity
99
Secondary ossification center at the Proximal Epiphysis of the Tibia
Appears at birth
Fuses at 18
100
Secondary ossification center at the Distal Epiphysis of the Tibia
Appears at 1
Fuses at 16
101
Secondary ossification center at the Medial Malleolus of the Tibia
Appears between 8-13
Fuses at 15 (females) and 17 (males)
not always a separate ossification center*
102
Secondary ossification center at the Tibial Tuberosity of the Tibia
Appears at 10-12
Fuses between 14-18
103
Primary ossification center of the Fibula is located at
Shaft
| 8th fetal week
104
Secondary ossification center at the distal end of the Fibula
Appears at 1st year
Fuses at 15-17
105
Secondary ossification center at the proximal
| end of the Fibula
Appears at 3rd year
Fuses at 17-19
106
Secondary ossification centers (in the fibula) fuse in the order of
appearance
107
The superior (proximal) Tibiofibular joint lies between
Between head of fibula and lateral tibial condyle
108
Superior (Proximal) Tibiofibular joint is what type of joint?
Gliding (planar) synovial joint
Functionally diarthrotic
109
Ligaments at the Superior (Proximal) Tibiofibular Joint
Anterior and Posterior Proximal Tibiofibular ligaments
110
Blood supply to the Superior (Proximal) Tibiofibular Joint is provided by
Tibial Recurrent arteries
Inferior Lateral Genicular arteries
111
Innervation to Superior (Proximal) Tibiofibular Joint is provided by
Common Fibular
Nerve to Popliteus
112
Gliding movements of the Superior (Proximal) Tibiofibular Joint when
the ankle joint moves in dorsiflexion and platarflexion
113
The interosseus membrane attaches to
Interosseus borders of the Tibia and Fibula
114
Interosseus membrane fibers are angled
Inferolaterally
115
The superior (proximal) opening of the interosseus membrane allows for
passage of the Anterior Tibial Artery
116
The inferior(distal) opening of the interosseus membrane allows for
passage of perforating branches of Fibular artery
117
The distal (inferior) tibiofibular joint is a joint between
Between fibular notch and medial triangular area of Fibula
118
Ligaments of the distal Tibiofibular join prevent
Prevent separation of tibia and fibula
Prevent talar wedging
119
The 4 ligaments of the distal tibiofibular joint are
DIDI
Distal Anterior TF Ligament
Interosseus TF Ligament
Distal Posterior TF Ligament
Inferior Transverse TF Ligament
120
The Talocrural Joint is between
Tibial plafond, LMAF, MMAF
&
Talus
121
Midtarsal Joint is between
Rearfoot
&
Midfoot
122
Midtarsal Joint is also known as
Chopart's Joint, Transverse Tarsal Joint
123
Lisfranc's Joint is between
Midfoot
&
Forefoot
124
Lisfranc's Joint is also known as
Tarsometatarsal Joint
