L13:Lower limb: Leg and foot Flashcards
what is the tibial tuberosity
wherethe patella tendon inserts onto bone
what muscle group acts on the tibial tuberosity
quadriceps
what is the medial malleolus formed by
tibia
what is the lateral malleolus formed by
fibular
hallucis=
big toe
cutaneous innervation of the medial lower leg
saphenous nerve
cutaneous innervation of the lateral and posterior side of the leg
sural nerve
what does the sural nerve come from
the common fibular and tibial nerve branches of the sciatic
what does the saphenous nerve come from
the femoral nerve
cutaneous innervation of the plantar side of the foot
medial and lateral plantar nerves
whats the cutaneous innervation of the dorsum of the foot
- superficial fibular nerve (most)
- Deep fibular nerve (does some webbing between first and second toe)
where does the main sural nerve come from
tibial nerve
which surface of the tibia has no muscular attachment
medial surface
how many tarsals
7
2 proximal tarsals=
talus, calcaneus
intermediate tarsal =
navicular
distal tarsals=
cuboid and 3x cuneiforms (medial, intermediate and lateral)
how many metatarsals
5
how many phalanges
14
which digit only has 2 phalanges
hallucis
which has longer phalanges- hand or foot
hand
which phalanges are often fused
middle and distal (especially in 5th and 4th digit)
ankle joint=
talocrural