Genral Anatomy- Intra, Triangles, Spaces

Question 1

Suboccipital triangle- boundaries, roof, floor, contents

Answer 1

Boundries- Rec cap post major, obliquus cap sup, obliquus cap inf

Roof- Deep fascia

Floor- post arch of C1

Contents- 3rd part of VA, sub occipital nerve, sub occipital veins

Question 2

MM of the suboccipital triangle are supplied by what

Answer 2

Dorsal ramps of C1

Question 3

Anterior cervical triangle: boundaries, roof, cotents

Answer 3

Boundries- Ant midline, inf ramus of mandible, ant border of SCM

Roof- skin, superficial fascia and investing layer of deep serve fascia

Contents: Carotid, submandibular, submental and mm triangles

Question 4

Carotid triangle- boundaries, roof, floor, contents

Answer 4

boundaries:: scm, post belly of digastric, sup border of omohyoid

roof- skin, sub fascia, deep serve fascia

floor- hypoglossis, consttictor mm

Contents- CN 11, 12, carotid sheath containing common carotid artery, external carotid artery, internal carotid artery, internal jug vein and CN 10

Question 5

submandibular triangle- boundaries, roof, floor, contents

Answer 5

boundaries- post and ant bells of diagastric and inf ramps of mandible

roof- skin, superficial fascia

floor- mylohyoid, hypoglossus, middle contractor

contents- submandibular gland, nodes, facial vein and artery, hypolossal + mylohyoid n

Question 6

submental triangle- boundaries, roof, floor, contents

Answer 6

boundaries- ant bellies of both digastric and hyoid bone

roof- skin, subcutaneous fascia

floor- mylohyoid mm

contents- submental lymph nodes and submental veins

Question 7

muscular triangle- boundaries, roof, contents

Answer 7

boundaries- sternocleidomastoid, sup omohyoid, ant middle of neck

contrents- sternohyoid, sternothyroid and thyrohyoid mm, thyroid, trachea, larynx

Question 8

Post cervical triangle boundaries (3), roof (4), floor(5)

Answer 8

boundriees- SCM, traps, middle third of clavicle

roof- skin, fascia, platysma, deep cerv fascia

floor- splenius cap, lev cap scalene post, med, ant

Question 9

contents of post serve triangle (6 vessels, 7 nerves)

Answer 9

vessels: subclavian artery, suprascap, transverse cervical, occipital arteries, subclavian, ext jugular

Nerves: great auricular, lesser occipital, supraclavicular, transverse cervical, trunks of brachial plexus, CN 11

Question 10

Triangle of auscultation- boundaries, roof, floor

Answer 10

boundries- traps, lats, med border of cap

roof- skin/fascia

floor- rhomboid

Question 11

Lumbar triangle- boundaries, roof, floor

Answer 11

boundaries- lats, ext oblique, iliac crest

roof- skin/fascia

contents- transverse ab

Question 12

Inguina (hesselbachs)l triangle- boundaries, roof, floor

Answer 12

boundaries- rect ab, inf epigastric vessels, inguinal lig

roof- skin, ext oblique

floor- transversals fascia

Question 13

where do direct and indirect hernias go

Answer 13

direct- thru hesselbachs triangle

indirect- deep inguinal ring

Question 14

Femoral triangle- boundaries, roof, floor, contents

Answer 14

boundaries- inguinal lig, medial border of sartorial, add longs

roof-skin, superficial fascia, fascia lata

floor- iliopsoas, pectinous, add longs

contents- femoral nerve, artery, vein, fem canal (lat to med)

Question 15

what’s inside/ outside the femoral sheath

Answer 15

inside- fem artery, vein and canal

outside- fem nerve