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General Anatomy Practice Questions > Anatomical spaces > Flashcards

Anatomical spaces Flashcards

1
Q

the thoracic outlet is also known as what

A

superior thoracic aperture

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2
Q

what are the boundaries of the thoracic outlet

A

T1 vertebra (posterior), 1st rib (lateral), and manubrium of sternum (anterior)

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3
Q

What makes up the roof of the thoracic outlet

A

suprapleural membrane (sibson’s fascia)

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4
Q

the suprapleural membrane of the thoracic outlet extends to and from what

A

from the tip of the transverse process of C7 to the inner aspect of the 1st rib

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5
Q

the thoracic outlet consists of what

A

Trachea, esophagus, thoracic duct, brachiocephalic trunk, left common carotid and left subclavian arteries, right and left brachiocephalic veins, right and left vagus nerves, phrenic nerves, right and left sympathetic trunks, T1 of the brachial plexus and the sternohyoid, sternothyroid and longus coli muscle

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6
Q

What are the boundaries of the Axilla

A

pectoralis major and minor (anterior), subscapularis, teres major and latissimus dorsi (posterior), upper four ribs and serratus anterior (medial) and bicipital groove of the humerus (lateral)

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7
Q

What is the roof of the axilla made up of

A

Clavicle (anterior), 1st rib (medial) and scapula (posterior)

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8
Q

What makes up the floor of the axilla

A

skin and superficial fascia

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9
Q

what are the contents of the axilla

A 
axillary artery and branches, axillary vein and tributaries, cords of the brachial plexus and six groups of lymph nodes:
Anterior (pectoral) 
Posterior (subscapular)
Infraclavicular 
Central 
Apical 
Lateral (along axillary vein)
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10
Q

What are the boundaries of the Quadrangular space

A 
Teres minor (superior)
Teres major (inferior)
long head of triceps (medial)
humerus (lateral)
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11
Q

What are the contents of the quadrangular space

A

axillary nerve and posterior circumflex humeral artery and vein

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12
Q

What makes up the floor and roof of the quadrangular space

A

nothing

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13
Q

What are the boundaries of the triangular space

A

teres minor (superior), teres major (inferior), long head of triceps (lateral)

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14
Q

What are the contents of the triangular space

A

circumflex scapular branch of the subscapular artery

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15
Q

What makes up the floor and roof of the triangular space

A

nothing

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16
Q

What are the boundaries of the cubital fossa

A

pronator teres (medial), brachioradialis (lateral), imaginary line between humeral epicondyles (superior)

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17
Q

what makes up the roof of the cubital fossa

A

skin, superficial fascia containing median cubital vein, deep fascia and the bicipital aponeurosis

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18
Q

What makes up the floor of the cubital fossa

A

brachialis (medial), supinator muscle (Lateral)

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19
Q

What are the contents of the cubital fossa

A

Lateral to medial: radial nerve, tendon of biceps brachii, brachial artery (and its terminal branches-radial and ulnar) and the median nerve

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20
Q

What are the boundaries of the anatomical snuffbox

A

tendons of abductor pollicis longus and extensor pollicis brevis (anterior) and tendon of extensor pollicis longus (posterior)

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21
Q

What makes up the roof of the anatomical snuffbox

A

skin, superior fascia with cephalic vein and superficial branch of the radial nerve

22
Q

What makes up the floor of the anatomical snuffbox

A

styloid process of radius
scaphoid
trapezium
base of the 1st metacarpus

23
Q

what are the contents of the anatomical snuffbox

A

radial artery and tendons of extensor carpi radialis longus brevis

24
Q

What makes up the floor of the carpal tunnel

A

Carpal bones (trapezium, trapezoid, capitate and hamate)

25
Q

what makes up the roof of the carpal tunnel

A

Flexor retinaculum - 1st fibrous square attached to the following carpal bones: Scaphoid, Trapezium Os hamate and Pisiform bones (STOP)

26
Q

What are the contents of the carpal tunnel

A

the median nerve, tendons of flexor digitorum superficialis and profundus and tendon of flexor pollicis longus (flexor carpi radialis lies in a separate compartment)

27
Q

Why is the sensation of the palm still intact when one suffers from carpal tunnel syndrome

A

because the superficial palmer branch of the median nerve passes over the retinaculum

28
Q

Guytons canal is also known as what>

A

ulnar tunnel

29
Q

what is Guytons canal floor made of

A

flexor retinaculum

30
Q

what is the roof of Guytons canal composed of

A

pisohamate ligament

31
Q

what is the medial border of Guytons canal

A

pisiform

32
Q

what is the lateral border of Guytons canal

A

hamate

33
Q

what are the contents of Guytons canal

A

ulnar nerve and ulnar artery

34
Q

What are the boundaries of the inguinal canal

A

External oblique aponeurosis and internal oblique (anterior) with the conjoint tendon and transversalis fascia (posterior)

35
Q

What makes up the roof of the inguinal canal

A

arching fibers of internal oblique and transversus abdominis

36
Q

What makes up the floor of the inguinal canal

A

inguinal ligament and lacunar ligament medially

37
Q

what is the extent of the inguinal canal

A

between the deep and superficial inguinal rings

38
Q

What are the contents of the inguinal canal

A

ilioinguinal nerve
spermatic cord in males
round ligament of uterus in females

39
Q

What are the boundaries of the femoral canal

A

lacunar ligament (medial), inguinal ligament (anterior), femoral vein (lateral), and pectineus and pectineal ligament (posterior)

40
Q

what makes up the roof of the femoral canal

A

connective tissue

41
Q

what are the contents of the femoral canal

A

lymph nodes (Cloquet or Rosenmuller), lymphatics and connective tissue

42
Q

What is the adductor canal also known as

A

Subsartorial or hunters canal

43
Q

What are the boundaries of the adductor canal

A 
vastus medialis (anterolateral)
sartorius (anteromedial)
adductor longus and adductor magnus (posterolateral)
44
Q

what are the contents of the adductor canal

A

femoral artery and vein
saphenous nerve
nerve to casus medialis

45
Q

What are the boundaries of the Popliteal fossa

A

Biceps femoris (superolateral), semitendinosus and semimembranosus (superomedial), lateral and medial heads of gastrocnemius (inferolateral and inferomedial)

46
Q

what makes up the roof of the popliteal fossa

A

skin, superficial fascia with short saphenous vein and deep fascia

47
Q

what makes up the floor of the popliteal fossa

A

lower end of femur, posterior aspect of knee joint, popliteus muscle and fascia

48
Q

What are the contents of the popliteal fossa

A

tibial nerve, popliteal vein and artery, common peroneal (fibular) nerve, nodes, and fat

49
Q

where do the tibial Vein Artery and Nerve lie in relation to one another

A

The artery is the deepest, the tibial nerve is most superficial and the vein is in between the nerve and the artery

50
Q

Where does the tarsal tunnel lie

A

behind the medial malleolus and under the flexor retinaculum

51
Q

What are the contents of the Tarsal tunnel

A 
Tibialis Posterior tendon 
Flexor Digitorum longus tendon 
Flexor Hallucis longus tendon 
Posterior tibial Vein, Artery and Nerve
"Tom Dick and Harry took the Posterior tibial VAN through the Tarsal Tunnel"

General Anatomy Practice Questions (9 decks)

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