Popliteal Fossa Flashcards
POPLITEAL FOSSA
______-shaped depression in (anterior or posterior?) aspect of knee
•Transmits important vessels and nerves from thigh to leg or vice versa
Diamond
Posterior
BOUNDARIES OF POPLITEAL FOSSA •Superolateral border ➢\_\_\_\_\_\_\_ •Superomedial border ➢\_\_\_\_\_\_\_\_\_\_ •Inferolateral border ➢ \_\_\_\_\_ head of \_\_\_\_\_ •Inferomedial border \_\_\_\_\_ head of \_\_\_\_\_
biceps femoris
semimembranosus and *semitendinosus
lateral; gastrocnemius
Medial; gastrocnemius
BOUNDARIES OF POPLITEAL FOSSA
•Posteriorly/Roof
➢_____ and _____
•Anteriorly/Floor ➢\_\_\_\_\_\_ surface of \_\_\_\_ ➢Capsule of knee joint ➢\_\_\_\_\_\_\_\_ ligament ➢\_\_\_\_\_ fascia over \_\_\_\_\_\_
Skin and fascia
Popliteal; femur
Oblique popliteal
Popliteal; popliteus
Contents of the popliteal fossa •\_\_\_\_\_\_ artery and branches •\_\_\_\_\_\_ vein and tributaries •Termination of \_\_\_\_\_ vein •\_\_\_\_\_ and \_\_\_\_\_ nerves •\_\_\_\_\_\_\_\_\_\_ nerve of thigh •\_\_\_\_\_\_ lymph nodes and lymphatic vessels
Popliteal
Popliteal
small saphenous
Tibial and common fibular
Posterior cutaneous
popliteal
FASCIA OF THE POPLITEAL FOSSA Superficial fascia- the subcutaneous tissue overlying the popliteal fossa contains: •\_\_\_\_\_\_\_ vein •3 cutaneous nerves: 1.\_\_\_\_\_\_\_\_\_ nerve of thigh 2.\_\_\_\_\_\_\_\_ nerve 3.\_\_\_\_\_\_\_\_\_\_ nerve
Small saphenous
Posterior cutaneous
Medial sural cutaneous
Lateral sural cutaneous
Popliteal fascia
•Is a strong sheet of ____ fascia
•It is continuous superiorly with the _____ and inferiorly with the _______
deep
fascia lata
Popliteal fascia
It forms a:
•protective covering for neurovascular structures passing from the ____ to the ___ through the _____ fossa
•Relatively (loose or tight?) but functional retaining band (retinaculum) for the ____ tendon
thigh; leg
popliteal
Loose
hamstring
Popliteal fascia is rarely pierced by the small saphenous vein
T/F
F
It is often pierced by the small saphenous vein
Popliteal artery
•Continuation of _____ artery
femoral
Popliteal artery
Begins when femoral artery passes thru _____
adductor hiatus
Popliteal artery
Passes (superior or Inferior?) (Medially or laterally?) through popliteal fossa
•Terminates at (superior or inferior?) border of ____ by dividing into ______ and tarteries
Inferior
Laterally
inferior
popliteus
Deepest structure in popliteal fossa runs close to _______ of knee joint
articular capsule
BRANCHES OF POPLITEAL ARTERY
•___ genicular branches participates in the genicular anastomoses:
5
BRANCHES OF POPLITEAL ARTERY
- ________ genicular artery
- _______ genicular artery
- ______ genicular artery
- _______ genicular artery
- _______ genicular artery
•Muscular branches-____,____,_____ and ____ muscles
Lateral superior
Medial superior
Middle
Lateral inferior
Medial inferior
hamstring; gastrocnemius
soleus and plantaris
THE POPLITEAL VEIN
•Formed at (proximal or distal?) border of _____ by union of ____ and _______ veins
•Throughout its course vein lies (superficial or deep?) and runs close to artery in same fibrous sheath
Distal
popliteus
anterior and posterior tibial
Superficial