Fossas and tunnels

Question 1

What are the contents of the axilla?

Answer 1

Axillary artery
Axillary vein
Brachial plexus
Axillary lymph nodes
Biceps short head
Coracobrachialis

Question 2

What are the contents of the cubital fossa?

Answer 2

Radial nerve
Biceps tendon
Brachial artery
Median nerve

Question 3

What are the 5 borders of the axilla?

Answer 3

Apex= 1st rib, scapula and clavicle
Lateral wall= Humerus
Medial wall= Seratus anterior and thoracic wall
Anterior wall= Pec major and pec minor
Posterior wall= Subscapularis, teres major and lat dorsi

Question 4

What are the 3 borders of the cubital fossa?

Answer 4

Lateral wall= Brachioradialis
Medial border= Pronator teres
Superior border= Epicondyles of the humerus

Question 5

What are the contents of the carpal tunnel?

Answer 5

Flexor pollicis longus
4x flexor digitorum profundus
4x flexor digitorum superficialis
Median nerve

Question 6

What are the borders of the carpal tunnel?

Answer 6

Roof= The flexor reticaculum 
Base= Deep carpal arch (carpals)

Question 7

What are the contents of the anatomical snuffbox?

Answer 7

Radial artery
Superficial branch of radial nerve
Cephalic vein

Question 8

What are the borders of the anatomical snuffbox?

Answer 8

Medial border= Tendon of extensor pollicis longus
Lateral border= Tendons of extensor pollicis brevis and abductor pollicis longus
Proximal border= Radius
Floor= Carpals
Roof= Skin

Question 9

What are the contents of the femoral triangle?

Answer 9

Femoral nerve
Femoral artery
Femoral vein
Femoral canal

Question 10

What are the borders of the femoral triangle?

Answer 10

Superior border= Inguinal ligament 
Lateral border= Sartorius 
Medial border= Adductor longus
Roof= fascia lata
Base= Pectineus, iliopsoas, adductor longus

Question 11

What are the contents of the femoral canal?

Answer 11

Lymphatic vessels
Deep lymph node- the lacunar node
Empty space
Loose connective tissue

Question 12

What are the borders of the femoral canal?

Answer 12

Medial border= Lacunar ligament
Lateral border= Femoral vein
Anterior border= Inguinal ligament
Posterior border= Pectineal ligament, pubic bone and pectineus

Question 13

What are the contents of the adductor canal?

Answer 13

Femoral artery
Femoral vein
Nerve to vastus medialis
Saphenous nerve

Question 14

What are the borders of the adductor canal?

Answer 14

Anteromedial= Sartorius 
Lateral= Vastus medialis
Posterior= Adductor longus and adductor magnus

Question 15

What are the contents of the popliteal fossa?

Answer 15

Popliteal artery
Popliteal vein
Tibial nerve
Common fibular nerve

Question 16

What are the borders of the popliteal fossa?

Answer 16

Superomedial border= Semimembranous
Superolateral border= Biceps femoris
Inferomedial border= Gastrocneumius
Inferolateral border= Lateral head of plantars and gastrocneumius

Question 17

What are the borders of the inguinal canal?

Answer 17

Anterior wall= External oblique
Posterior wall= Transversalis fascia
Roof= Transversalis fascia, internal oblique and transversus abdominis
Floor= Inguinal ligament

Question 18

What are the contents of the inguinal canal?

Answer 18

Spermatic cord (males), round ligament (females), ilioinguinal nerve, genital branch of the genitofemoral nerve

Question 19

What are the borders of Calot’s triangle?

Answer 19

Medial= Common hepatic duct
Inferior= cystic duct
Superior= inferior surface of liver

Question 20

What are the contents of calot’s triangle?

Answer 20

Right hepatic artery
Cystic artery
Lymph node of Lund
Lymphatics

Question 21

What are the borders of the inguinal triangle?

Answer 21

Medial= Rectus abdominis 
Lateral= Inferior epigastric vessels
Inferior= Inguinal ligament

Question 22

What are the contents of the inguinal triangle?

Answer 22

No contents of clinical importance