INFORMATIONS FOR THE DISSECTION WEEK 25.5.- 29.5.2015 (Monday 1.6. - exam) You will be divided in groups according to the schedule and you will attend it in following times (one term of them) according to the groups you belongs. 8,00-12,00 a.m. 1,00-5,00 p.m. At the end of the course students should be able to: 1. Describe all components (bones, joints, muscles, vessels and nerves) of the upper and lower limb and back 2. Relate features of limb and back with respect to adjacent structures 3. Review arrangement of layers from the superficial to deep oness in all regions of the upper and lower limbs and back 4. Create the anatomical prosection of some studied region using specified dissecting procedures 5. Distinguish abnormalities of the prosections. Dissection schedule: 1st day: Back - skin incisions, subcutis - nerves, vessels; Upper limb - dissection of the deltoid and scapular regions, skin incisions in the arm; Lower limb - dissection of the gluteal region 2nd day: Back - dissection of the trapezius, latissimus dorsi; Upper limb - completion of the dissection of the arm; Lower limb - dissection of the anterior femoral region 3rd day: Back - dissection of the rhomboids, levator scapulae, erector spinae; Upper limb - dissection of the forearm - skin, subcutis, superficial muscles; Lower limb - dissection of the posterior femoral and crural regions 4th day: Back - dissection of the splenius, semispinalis, serrati; Upper limb - completion of the dissection of the forearm, palm; Lower limb - completion of the dissection of the crus, dorsum of foot 5th day: Back - dissection of the deep nuchal muscles, suboccipital trigone, multifidi; Upper limb - completion of the dissection of the palm, dorsum of hand; Lower limb - completion of the dissection of the dorsum of foot, sole 6th day: Examination ( the result will be included in the result of the final anatomy exam) Completion of the course is assessed by the course-unit credit. A precondition for obtaining the course-unit credit is 100% attendance and demonstration of the basic knowledge during an examination at the close of the dissection course. When 100% attendance could not be fulfilled due to an illness (medical confirmation required) the dissection course has to be substituted in full extent during the second week of the examination period of the semester. The results of the examination will be included in the results of the practical part of the final examination in Anatomy. A minimum of 6 out of 10 possible points (grade E) in the examination at the end of the course is required for fulfillment. For unsuccessful students a resit date will be offered (involved in the final exam date). WHAT YOU WILL NEED Lab coat Plastic shoe covers Forceps 14,5 or 16 cm long Scalpel handle No.4 Scalpel blades no. 23 or 21 KNOWLEDGES!!!! SELF STUDY FOR THE SUMMER DISSECTION Learn the muscles (back, upper and lower limb)! (origin, insertion, function, innervation, groups) Knowledge of the nerves (plexus brachialis, sacralis, partly lumbalis), vessels and topography of the limbs is obvious! Repeat the inguinal canal, lacuna vasorum and musculorum. You should be able to explain (describtion, borders, content, layers) following terms and regions: TOPOGRAPHY OF THE LIMBS upper limb Regio scapularis Ø Borders Ø Layers Ø Content Ø Fossa supraspinata, infraspinata Ø Passage of the nerves and vessels around the lig. scapulae Ø anastomosis of a. suprascapularis and a. circumflexa scapulae Regio infraclavicularis Ø Borders Ø Layers Ø Content Ø trigonum deltoideopectorale (sulcus deltoideopectoralis, fossa deltoideopectorale Mohrenheimi) Regio deltoidea Ø Borders Ø Layers Ø Content Ø subcutaneous: nn. supraclaviculares; n. cutaneus brachii lat. sup. Subcutaneous veins Ø Fascia deltoidea Ø M. deltoideus. Vasa circumflexa humeri post. N. axillaris Ø Foramen humerotricipitale REGIO AXILLARIS Ø Borders Ø Layers Ø Content Ø Foramen humerotricipitale (content - vasa circumflexa humeri post., n. axillaris, borders) x foramen omotricipitale (content – a. circumflexa scapulae, borders) ROTATOR CUFF Regio brachii Regio brachii ant. Ø borders Ø subcutaneous: n. cutaneus brachii lat. inf.; n. cutaneus brachii med. V. cephalica et v. basilica Ø Fascia brachii (sulcus bicipitalis medialis et lateralis) Ø M. biceps brachii; m. brachialis; m. coracobrachialis. Ø Vasa brachialia. Ø N. musculocutaneus; n. ulnaris; n. medianus; n. cutaneus antebrachii med. R. brachii post. Ø borders Ø subcutaneous: n. cutaneus brachii post. Ø v. cephalica et v. basilica Ø Fascia brachii Ø M. triceps. Vasa profunda brachii. N. radialis Regio cubiti et antebrachii R. cubiti et antebrachii ant. Ø borders Ø subcutaneous: n. cutaneus antebrachii med.; n. cutaneus antebrachii lat. V. cephalica et v. basilica. Nll. cubitales superficiales Ø Fascia antebrachii Ø Retinaculum flexorum, canalis carpi Ø Anterior group of muscles: m. pronator teres; m. flexor carpi radialis et ulnaris; m. palmaris longus; m. flexor digitorum superficialis; m. flexor digitorum profundus; m. flexor pollicis longus; m. pronator quadratus. Lateral group of muscles: m. brachioradialis; m. extensor carpi radialis longus et brevis; m. supinator. Ø Vasa ulnaria; vasa radialia; vasa interossea ant. N. ulnaris; n. radialis; n. medianus (n. interosseus ant.). Nll. cubitales prof. R. cubiti et antebrachii post. Ø borders Ø subcutaneous: n. cutaneus antebrachii post. Tributaries of v. cephalica et v. basilica Ø Fascia antebrachii Ø Retinaculum extensorum Ø M. extensor digitorum; m. extensor digiti minimi; m. extensor carpi ulnaris; m. abductor pollicis longus; m. extensor pollicis longus et brevis; m. extensor indicis. Ø Vasa interossea post. N. ulnaris; n. radialis (n. interosseus post.) Regio manus Dorsum manus Ø borders Ø subcutaneous: nn. digitales dorsales communes (n. radialis, n. ulnaris). Tributaries of v. cephalica et v. basilica Ø Fascia dorsalis manus superficialis Ø Rete digitale dorsale. Tendons of extensors Ø Fascia dorsalis manus prof. Ø Mm. interossei dorsales Palma manus Ø borders Ø subcutaneous: nn. digitales palmares (n. medianus, n. ulnaris). Arcus palmaris superficialis Ø Fascia palmaris manus superficialis (aponeurosis palmaris) Ø Muscles of the thenar: m. abductor pollicis brevis; m. flexor pollicis brevis; m. opponens pollicis; m. adductor pollicis. Ø Muscles of the hypothenar: m. abductor digiti minimi; m. flexor digiti minimi brevis; m. opponens digiti minimi. Ø Tendons of long flexors of the fingers Ø Arcus palmaris profundus. N. ulnaris (r. profundus) Ø Fascia palmaris manus prof. Ø Mm. interossei palmares Foveola radialis (anatomical snuff box) DIGITI Ø Borders Ø Layers Ø Content Lower limb Regio glutea Ø borders Ø subcutaneous: nn. clunium sup., medii et inf. Subcutaneous veins Ø Fascia glutea Ø M. gluteus maximus, medius et minimus; m. piriformis; m. obturatorius internus; mm. gemelli; m. quadratus femoris. Ø Vasa glutea sup. et inf.; vasa pudenda interna. Nn. glutei sup. et inf.; n. ischiadicus; n. cutaneus femoris post.; n. pudendus Ø Foramen suprapiriforme et infrapiriforme regio femoris Regio femoris anterior Ø Borders Ø subcutaneous: nn. cutanei femoris ant.; rr. cutanei z n. obturatorius; n. saphenus. V. saphena magna (v. saphena accessoria). Nll. femorales superficiales Ø Fascia lata (hiatus saphenus) Ø Anterior group of muscles: m. sartorius; m. quadriceps femoris. Ø Medial group of muscles: m. gracilis; m. adductor longus, magnus, brevis; m. pectineus. Ø Vasa femoralia (vasa profunda femoris, vasa circumflexa femoris med. et lat.); vasa obturatoria. Ø N. femoralis; n. obturatorius. Nll. femorales prof. Ø Trigonum femorale, fossa iliopectinea Ø Canalis adductorius, hiatus adductorius Ø R. femoris posterior Ø borders Ø subcutaneous: n. cutaneus femoris post. Tributaries of v. saphena magna, v. femoropoplitea Ø Fascia lata Ø M. semimembranosus; m. semitendinosus; m. biceps femoris. Ø Vasa profunda femoris (rr. perforantes). N. ischiadicus REGIO GENUS POST. (FOSSA POPLITEA) Ø borders Ø subcutaneous: n. cutaneus femoris post. N. suralis. V. saphena parva. Nll. poplitei superficiales Ø Fascia lata Ø M. popliteus; m. plantaris. Vasa poplitea. N. ischiadicus; n. tibialis; n. fibularis communis. Nll. poplitei prof. REGIO CRURIS R. cruris anterior Ø borders Ø subcutaneous: rr. cutaneui cruris med. (n. saphenus); rr. cutanei surae lat. V. saphena magna Ø Fascia cruris Ø Anterior group of muscles: m. tibialis ant.; m. extensor hallucis longus; m. extensor digitorum longus. Ø Lateral group of muscles: m. fibularis longus et brevis. Ø Vasa tibialia ant. N. fibularis superficialis et profundus R. cruris posterior Ø borders Ø subcutaneous: n. cutaneus surale lat.; rr. cutanei cruris med. (n. saphenus); n. suralis. V. saphena parva Ø Fascia cruris Ø M. gastrocnemius; m. soleus; m. tibialis post.; m. flexor digitorum longus; m. flexor hallucis longus. Ø Vasa tibialia, vasa fibularia. N. tibialis regio Malleolaris et retromalleolaris medialis et lateralis Ø Borders Ø Layers Ø Retinaculum flexorum et extensorum regio pedis Dorsum pedis Ø borders Ø subcutaneous: n. cutaneus dorsalis medialis et intermedius (n. fibularis superficialis); n. cutaneus dorsalis lat. (n. suralis); n. fibularis prof. (for the 1. interdigital slot). Rete venosum dorsale pedis Ø Fascia dorsalis pedis superficialis Ø M. extensor hallucis brevis; m. extensor digitorum brevis. Tendons of long extensors. Ø Vasa dorsalia pedis. N. fibularis prof. Ø Fascia dorsalis pedis profunda Ø Mm. interossei dorsales Planta pedis Ø borders Ø subcutaneous: nn. plantares med. et lat. (rr. cutanei). Rete venosum plantare Ø Fascia plantaris pedis superficialis Ø Aponeurosis plantae Ø Muscles of the thenar: m. abductor hallucis; m. flexor hallucis brevis; m. adductor hallucis; m. flexor digitorum brevis; m. abductor digiti minimi. Muscles of the hypothenar: m. abductor digiti minimi, m. flexor digiti minimi, m. oponens digiti minimi. Tendons of long flexors. Ø Vasa plantaria medialia et lateralia. N. plantaris medialis et lateralis Ø Fascia plantaris pedis profunda Ø Mm. interossei plantares DIGITI Ø Borders Ø Layers Ø Content Topography of the BACK BAck (DORSUM) Borders, distribution, content, orientation lines, Regio colli posterior – borders, layers, content, trigonum suboccipitale Regio vertebralis - borders, layers, content Regio sacralis - borders, layers, content Regio lumbalis – borders, layers, content trigonum lumbale Petiti, Grynfelti, tetragon Krausei mm. dorsi A) Heterochtonous musles I. Spinohumeral muscles a) M. trapezius b) M. latissimus dorsi c) M. levator scapulae d) M. rhomboideus minor e) M. rhomboideus major II. Spinocostal muscles a) M. serratus posterior superior b) M. serratus posterior iferior c) (mm.levatores costarum) B) Intrinsic muscles of the back (autochtounous muscles) I. Spinotransversal system a) M. splenius capitis b) M. splenius cervicis II. Sakrospinal system (m. erector spinae) a) m. erector spinae – m. longissimus dorsi et cervicis, m. longissimus capitis, m. iliocostalis III. Spinospinal system a) m. spinalis thoracis IV. Transversospinal system a) M. semispinalis thoracis et cervicis b) M. semispinalis capitis c) (Mm. multifidi) d) (Mm. rotatores) V. Short muscles of the back 1) Mm. interspinales cervicis 2) Mm. intertransversales posteriores cervicis 3) Mm. nuchae profundi a) M. rectus capitis posterior minor b) M. rectus capitis posterior major c) M. obliquus capitis superior d) M. obliquus capitis inferior Trigonum suboccipitale Fasciae dorsi fascia thoracolumbalis aponeurosis lumbalis