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ana 201 > Popliteal Fossa > Flashcards

Popliteal Fossa Flashcards

1
Q

POPLITEAL FOSSA

______-shaped depression in (anterior or posterior?) aspect of knee
•Transmits important vessels and nerves from thigh to leg or vice versa

A

Diamond

Posterior

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2
Q 
BOUNDARIES OF POPLITEAL FOSSA
•Superolateral border
➢\_\_\_\_\_\_\_
•Superomedial border
➢\_\_\_\_\_\_\_\_\_\_
•Inferolateral border
➢ \_\_\_\_\_ head of \_\_\_\_\_
•Inferomedial border
\_\_\_\_\_ head of \_\_\_\_\_
A

biceps femoris

semimembranosus and *semitendinosus

lateral; gastrocnemius

Medial; gastrocnemius

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3
Q

BOUNDARIES OF POPLITEAL FOSSA
•Posteriorly/Roof
➢_____ and _____

•Anteriorly/Floor
➢\_\_\_\_\_\_ surface of \_\_\_\_
➢Capsule of knee joint
➢\_\_\_\_\_\_\_\_ ligament
➢\_\_\_\_\_ fascia over \_\_\_\_\_\_
A

Skin and fascia

Popliteal; femur

Oblique popliteal

Popliteal; popliteus

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4
Q 
Contents of the popliteal fossa
•\_\_\_\_\_\_ artery and branches
•\_\_\_\_\_\_ vein and tributaries
•Termination of  \_\_\_\_\_ vein
•\_\_\_\_\_ and \_\_\_\_\_ nerves
•\_\_\_\_\_\_\_\_\_\_ nerve of thigh
•\_\_\_\_\_\_ lymph nodes and lymphatic vessels
A

Popliteal

Popliteal

small saphenous

Tibial and common fibular

Posterior cutaneous

popliteal

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5
Q 
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
A

Small saphenous

Posterior cutaneous

Medial sural cutaneous

Lateral sural cutaneous

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6
Q

Popliteal fascia
•Is a strong sheet of ____ fascia
•It is continuous superiorly with the _____ and inferiorly with the _______

A

deep

fascia lata

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7
Q

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

A

thigh; leg

popliteal

Loose

hamstring

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8
Q

Popliteal fascia is rarely pierced by the small saphenous vein
T/F

A

F

It is often pierced by the small saphenous vein

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9
Q

Popliteal artery

•Continuation of _____ artery

A

femoral

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10
Q

Popliteal artery

Begins when femoral artery passes thru _____

A

adductor hiatus

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11
Q

Popliteal artery

Passes (superior or Inferior?) (Medially or laterally?) through popliteal fossa

•Terminates at (superior or inferior?) border of ____ by dividing into ______ and tarteries

A

Inferior

Laterally

inferior

popliteus

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12
Q

Deepest structure in popliteal fossa runs close to _______ of knee joint

A

articular capsule

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13
Q

BRANCHES OF POPLITEAL ARTERY

•___ genicular branches participates in the genicular anastomoses:

A

5

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14
Q

BRANCHES OF POPLITEAL ARTERY

  1. ________ genicular artery
  2. _______ genicular artery
  3. ______ genicular artery
  4. _______ genicular artery
  5. _______ genicular artery

•Muscular branches-____,____,_____ and ____ muscles

A

Lateral superior

Medial superior

Middle

Lateral inferior

Medial inferior

hamstring; gastrocnemius

soleus and plantaris

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15
Q

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

A

Distal

popliteus

anterior and posterior tibial

Superficial

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16
Q

THE POPLITEAL VEIN

At first, vein lies (anterior or posterior?) (medial or lateral?) to artery and (medial or lateral?) to tibial nerve
•More superiorly, vein lies _____ to artery and ______ to tibial nerve

A

Posterior

Medial

Lateral

posterior; anterior

17
Q

Popliteal vein has few valves

T/F

A

F

has several valves

18
Q

THE POPLITEAL VEIN

•Terminates at ______ becomes ____ vein

A

adductor hiatus

femoral

19
Q

SMALL SAPHENOUS VEIN

  • Passes from (anterior or posterior?) aspect of lateral malleolus to _____
  • Here, it pierces ______ fascia and enters ____ vein
A

Posterior ; popliteal fossa

deep popliteal

popliteal

20
Q

TIBIAL NERVE

•Is the (Medial or lateral?) and (smaller or larger?) branch of sciatic nerve

A

Medial

Larger

21
Q

TIBIAL NERVE
Branches:

  • Muscular branches to _____,_____,_____,_____
  • ___________ nerve
A

Soleus, gastrocnemius, plantaris and popliteus.

Medial sural cutaneous

22
Q

Most superficial of the neurovascular bundle in the popliteal fossa is????

A

Tibial nerve

23
Q

_________ Bisects popliteal fossa as it passes from superior to inferior angle

A

Tibial nerve

24
Q

Medial sural cutaneous nerve is joined by the sural communicating branch of the _______ nerve to form the ____ nerve

A

common fibular

sural

25
Q

sural nerve supplies ——— side of leg and ankle

A

lateral

26
Q

COMMON FIBULAR NERVE

•(medial or Lateral?) (smaller or larger?) terminal branch of sciatic nerve

A

Lateral

Smaller

27
Q

COMMON FIBULAR NERVE

  • Begins at (superior or Inferior ?) angle of popliteal fossa
  • Closely follows medial border of _________ and its tendon
  • Exits fossa by passing (superficial or deep?) to ____ head of ______
  • Then over posterior aspect of head of ____
  • Winds around ___ of ____ then divides into terminal branches
A

Superior

biceps femoris

Superficial

lateral

gastrocnemius

fibula

neck of fibula

28
Q

POSTERIOR CUTANEOUS NERVE OF THIGH
•The most inferior branches supply the skin that overlies the ______
•The nerve traverses most of the length of the _____ compartment of the thigh deep to the _____
•Only its ____ branches enter the subcutaneous tissue as _____ nerves

A

popliteal fossa

posterior

fascia lata

terminal ; cutaneous

29
Q

LYMPH NODES
•2 groups:
1.Superficial popliteal lymph nodes
•Usually (small or large?) in size and lie in popliteal __
•A lymph node lies in termination of _____ vein and receives lymph accompanying lymphatic vessels
2.Deep popliteal lymph nodes
•Afferent lymph vessels reach popliteal lymph nodes from ___ joint and lymphatic vessels accompanying arteries of leg
•Efferent lymph vessels leave popliteal lymph nodes along the femoral vessels to reach the _______ lymph nodes

A

Small; fat

small saphenous

Knee

Inguinal

30
Q

CLINICAL ANATOMY

•Popliteal aneurysm- ____ of popliteal artery

A

dilation

31
Q

Injury to the tibial nerve-
•paralysis of (flexor or extensor?) muscles in leg and intrinsic muscles in _____
•Inability to (plantar or dorsi ?) flex ankles or flex toes
•Loss of sensation on sole of foot

A

Flexor

Sole of foot

Plantar

ana 201 (34 decks)

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