Anterior Thigh/Leg Flashcards Preview

SHB Exam #2 > Anterior Thigh/Leg > Flashcards

Flashcards in Anterior Thigh/Leg Deck (16):
1

Major veins in the leg

Anterior: Greater Saphenous Vein

Posterior: Small Saphenous Vein

2

Function, Muscles and Innervation of the muscles of the anterior compartment of the thigh.

Flexion of thigh and extension of leg (femoral n.)

Quadriceps Muscles (4)
Sartorius

3

Function, Muscles and Innervation of the muscles of the medial compartment of the thigh.

What other important thing is present in this compartment

Adduction of thigh (obturator n.)

-Adductor longus muscle
-Adductor brevis muscle
-Gracilis muscle
-Adductor magnus muscle

DEEP FEMORAL ARTERY and VEIN are also present here.

4

Function, Muscles and Innervation of the muscles of the posterior compartment of the thigh.

What other important thing is present in this compartment?

Extension of thigh and flexion of leg (sciatic n.)

-Short/Long heads of biceps femoris muscles
-Semimembranosus muscle
-Semitendinosus muscle

SCIATIC NERVE is also present here.

5

What are the boundaries of the femoral triangle?

-laterally by the Sartorius muscle
-superiorly by inguinal ligament
-medially by the medial edge of adductor longus muscle
-floor= iliopsoas, pectinueus and adductor longus muscles

6

Contents of the femoral triangle.

NAVL:

femoral Nerve (terminal part)
femoral Artery
femoral Vein
deep inguinal Lymph nodes

7

What are the branches from the profunda femoris?

Perforating arterioles and the descending branch of the profunda femoris

8

Popliteal fossa

Diamond-shaped space behind knee. Bounded by:
(1)Biceps femoris
(2)Semimembranosus
(3)Gastrocnemius medial head
(4)Gastrocnemius lateral head

9

Main contents of the popliteal fossa

-tibial and common fibular nerves
-popliteal artery and vein

10

Function of muscles in anterior compartment leg.

What else is here?

Dorsiflexion of foot and extension of toes (deep fibular n.)

-Tibialis anterior muscle
-Extensor hallucis longus muscle
-Extensor digitorum longus muscle
-Fibularis tertius

Anterior tibial artery and vein/ deep fibular nerve

11

Function of the Lateral compartment of the leg

What else is here?

Eversion of foot (superficial fibular n.)

Fibularis longus muscle
Fibularis brevis muscle

Superficial fibular nerve

12

Function of the muscles within the posterior compartments of the leg

Plantar flexion and inversion of foot, flexion of toes (tibial nerve)

13

Muscles of the deep posterior compartment of the leg

Tibialis posterior muscle
Flexor digitorum longus muscle
Flexor hallucis longus muscle

14

Muscles of the superficial posterior compartment

-Soleus
-Plantaris tendon
-Gastrocnemius (lateral and medial heads)

15

What is the terminating artery of the anterior tibial?

The dorsal pedis artery

16

What two arteries does the posterior tibial artery split into?

-Medial plantar a.
-Lateral plantar a.