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ANAT 711 MSK n, a, v
| Question | Answer |
|---|---|
| which n. is tested by shrugging shoulders | accessory n. |
| which n. runs deep to the trapezius m. | accessory n. |
| branch of the thyrocervical trunk, runs posterior and inferior deep to the trapezius, supplies and drains blood for the trapezius | transverse cervical vessels |
| a. that passes over C1 (in the suboccipital triangle) into a groove on C1 and into the brain | vertebral a. |
| n. that emerges inferiorly to obliquus capitis inferior m., sensory n. to occipital region | greater occipital n. |
| greater occipital n., vertebral a., suboccipital n. | contents of suboccipital triangle |
| nerves that exit above the vertebrae of the same number | cervical spinal nerves |
| nerves exit below vertebrae of same number | thoracic and lumbar spinal nerves |
| spinal cord ends between L1-L2 and tapers here | conus medullaris |
| elongated spinal nerves, "tail" of spinal cord | cauda equina |
| extension of pia mater, forms conus medullaris, attaches to tip of coccyx | filum terminale |
| on each segment of the spinal cord there are dorsal and ventral what | rootlets |
| rootlets come together to form what | roots |
| roots come together to form what | spinal nerves |
| spinal nerves branch into posterior and anterior what | rami |
| which ramus innervates the back | dorsal |
| which ramus innervates almost everything other than the back | ventral |
| spinal nerves in this area have to travel further | cauda equina |
| dermatomes: which nerves supply lateral arms, shoulders, posterior head, top of head, neck | cervical nerves |
| dermatomes: which nerves supply chest, back superior to gluteal region, stomach, | thoracic nerves |
| dermatomes: which nerves supply lateral and superior gluteal region, anterior leg, medial leg, lateral posterior calf, anterior groin, 1st-3rd toes anteriorly, bottom of 1st and 2nd toes | lumbar nerves |
| dermatomes: which nerves supply medial gluteal region, posterior leg, most of bottom of foot, 4th and 5th toes anteriorly | sacral nerves |
| 2 posterior spinal arteries, anterior segmental medullary a., anterior spinal a., posterior internal vertebral venous plexus, posterior segmental medullary a. | vasculature of spinal cord |
| area where cancer can travel in the body | posterior internal vertebral venous plexus |
| internal thoracic and suprascapular arteries, medial suprascapular n. and n. to subclavius | neurovasculature of sternoclavicular joint |
| suprascapular and thoracoacromial arteries, lateral pectoral and axillary and cutaneous lateral supraclavicular n. | neurovasculature of acromioclavicular joint |
| anterior/posterior circumflex humeral a. and suprascapular a. branches; suprascapular, axillary, and lateral pectoral nerves | neurovasculature of glenohumeral joint |
| found in the triangular space | circumflex humeral a. |
| found in the quadrangular space | axillary n. and posterior circumflex humeral a. |
| found in the triangular interval | radial n. and profunda brachii a. |
| axillary a., axillary v., cords of brachial plexus | contents of axillary sheath |
| a. that spans from 1st rib to inferior border to teres major m. | axillary a. |
| branch in the first part of the axillary a. | superior thoracic a. |
| branches of the second part of the axillary a. | thoracoacromial a. and lateral thoracic a. |
| branches of the thoracoacromial a. | acromial, deltoid, clavicular, pectoral |
| branches of the third part of the axillary a. | circumflex humeral arteries and subscapular a. |
| branches of the subscapular a. | thoracodorsal a. and circumflex scapular a. |
| which a. is the primary supply for the breasts | lateral thoracic a. |
| largest branch of the axillary a. | subscapular a. |
| suprascapular, dorsal scapular, and circumflex scapular arteries make up what | scapular anastamosis |
| what do the arteries that make up the scapular anastamosis arise off of | thyrocervical trunk |
| a. that goes over the transverse ligament of the scapula | suprascapular a. |
| structures of the scapular notch | suprascapular a. and n. |
| the axillary a. is separated into three parts by what muscle | pectoralis minor m. |
| structures of the medial border of scapula | dorsal scapular a. and n. |
| structures of the triangular interval | deep a. of arm and radial n. |
| what comes off of the C5 root of the brachial plexus | dorsal scapular n. |
| what comes off of the C5, C6, and C7 roots of the brachial plexus | long thoracic n. |
| what comes off of the superior trunk of the brachial plexus | n. to subclavius and suprascapular n. |
| what comes off of the lateral cord of the brachial plexus | lateral pectoral n. |
| what comes off of the posterior cord of the brachial plexus (think drawing) | upper subscapular n., lower subscapular n., thoracodorsal n. |
| what comes off of the medial cord of the brachial plexus | medial cutaneous nerves of arm and forearm, medial pectoral n. |
| motor branches - muscular branches, innervation of arm sensory branches - lateral antebrachial cutaneous n., innervation of forearm, articular branches (joint capsule of elbow) | musculocutaneous n. |
| innervates the coracobrachialis m., brachialis m., biceps brachii m. | musculocutaneous n. |
| pierces the coracobrachialis m. | musculocutaneous n. |
| does motor and sensory in the forearm, goes over the elbow joint into the forearm, goes into the hand (innervates thumb, index, middle, and 1/2 of ring finger) | median n. |
| passes by elbow joint, goes into the hand (1/2 of ring, pinky, and some actions of thumb), motor and sensory | ulnar n. |
| n. that contributes to the "funny bone" | ulnar n. |
| a. that starts at the inferior border of teres major m., goes past the elbow joint, bifurcates into radial and ulnar arteries | brachial a. |
| if one branch is impacted another can supply the elbow because of what | anastamoses |
| profunda brachii a., superior and inferior ulnar collateral arteries, and interosseous arteries | branches of the brachial a. |
| branch of brachial a. that has middle and radial collateral branches which anastamose with recurrent radial a. | profunda brachii a. |
| branch of brachial a. that anastamoses with anterior and posterior ulnar recurrent arteries and interosseous arteries | superior and inferior collateral arteries |
| branch of the brachial a. that has 4 branches: recurrent, common, anterior, posterior | interosseous arteries |
| v. that is superficial and arises in the deltopectoral groove | cephalic v. |
| v. that is superficial and goes into the axillary v. | basilic v. |
| v. where blood is take from | medial cubital v. |
| the posterior compartment of the forearm is innervated by what | radial n. |
| branch at the top is sensory, wraps around the lower portion of the upper limb, bifurcates near the supinator m., has 2 branches | radial n. |
| posterior interosseous and superficial radial nerves | branches of radial n. |
| branch of radial n., motor, pierces supinator m. | posterior interosseous n. |
| branch of radial n., sensory, deep to extensor carpi radialis longus and brevis muscles, enters hand, posterior compartment | superficial radial n. |
| which n. travels through the anatomical snuff box | superficial branch of radial n. |
| what a. can be palpated in the anatomical snuff box | radial a. |
| median n. (most superficial), 4 tendons of flexor digitorum superficialis m., 4 tendons of flexor digitorum profundus m., and tendon of flexor pollicis longus m. | contents of the carpal tunnel |
| contents of ulnar tunnel | ulnar n. and a. |
| in the hand, made up of ulnar and radial arteries, common palmar digital arteries branches off of it, proper palmar digital a. gives rise to a dorsal branch and comes off of common palmar digital arteries | superficial palmar arch |
| which a. is the main contributor to the superficial palmar arch | ulnar a. |
| made up of ulnar and radial arteries, radial is the main contributor | deep palmar arch |
| a. that goes into the thumb but comes back toward the head | dorsal branch of radial a. |
| connects/anastamoses arches of the hand | palmar carpal arch and palmar metacarpal arteries |
| blood supply of the hip joint | retinacular arteries |
| what do the retinacular arteries branch off of | medial and lateral circumflex femoral arteries |
| femoral n., obturator n., n. to quadratus femoris, and superior gluteal n. | innervation of hip joint |
| made up of a. to head of femur and medial and lateral circumflex femoral arteries | anastamosis of hip joint |
| a. that courses through ligament of head of femur, supplies the hip | a. to head of femur |
| supplies the hip, arises off of the profunda femoris a. | medial and lateral circumflex femoral arteries |
| arises off of the internal iliac a. | obturator a. |
| a. of head of femur branches off of this | obturator a. |
| arises off of the lumbosacral plexus, passes under inguinal ligament and branches, motor, sensory to anterior lateral part of thigh | femoral n. |
| goes to medial aspect of thigh, dives deep, "disappears" at knee, and reemerges in lower leg; sensory for medial lower leg; courses along femoral n. | saphenous n. |
| contents of the femoral triangle | femoral n., a., v., and lymph nodes |
| content of saphenous opening | great saphenous v. |
| contents of adductor canal | femoral a., v., and saphenous n. |
| contents of adductor hiatus | femoral a. and v. |
| where do the femoral a. and v. go after they go through the adductor hiatus | posterior aspect of knee |
| external iliac a. changes to what after inguinal ligament | femoral a. |
| wrap around femur and supply, comes off of profunda femoral a. | lateral and medial circumflex femoral arteries |
| external iliac a., lateral and medial circumflex femoral arteries, deep a. of thigh | arteries of anteromedial thigh |
| external iliac v., lateral and medial circumflex femoral veins, deep v. of thigh, great saphenous v. | veins of anteromedial thigh |
| external iliac v. changes to what after the inguinal ligament | femoral v. |
| medial aspect of leg, very superficial, dumps into femoral v. | great saphenous v. |
| provides sensory innervation to the lateral aspect of the thigh | lateral femoral cutaneous n. |
| motor and sensory branches: anterior femoral cutaneous branches, muscular branches, saphenous n. | femoral n. |
| motor and sensory, wraps around adductor brevis m. branches: anterior and posterior branches | obturator n. |
| motor: muscular branches sensory: anterior cutaneous branch and saphenous n. | femoral n. |
| innervates iliopsoas, pectineus, sartorius, and quadriceps femoris muscles | femoral n. |
| motor branches: direct branch, anterior branch, posterior branch sensory branch: cutaneous branch | obturator n. |
| innervates obturator externus, adductor longus, adductor brevis, gracilis, pectineus, adductor magnus, lower medial thigh muscles | obturator n. |
| innervates gluteus medius, gluteus minimus, and tensor fasciae latae muscles | superior gluteal n. |
| innervates gluteus maximus m. | inferior gluteal n. |
| cutaneous branches are posterior femoral cutaneous n. and inferior clunial nerves | femoral n. |
| innervates piriformis m. | n. to piriformis |
| innervates obturator internus m. and superior gemelli m. | n. to obturator internus |
| innervates quadratus femoris m. and inferior gemelli m. | n. to quadratus femoris |
| emerges from the inferior border of piriformis n., branches are common fibular and tibial nerves | sciatic n. |
| do the nerves of the sacral plexus course superior or inferior to the muscles of the hip | superior |
| emerges from inferior border of piriformis m. | inferior gluteal n. |
| goes through the adductor hiatus to go to the posterior knee and become the popliteal a. | femoral a. |
| contents are superior gluteal a., v., and n. | suprapiriform portion of greater sciatic foramen |
| contents are inferior gluteal a., v., n.; internal pudendal a. and v.; pudendal n.; sciatic n.; posterior cutaneous n. of thigh | infrapiriform portion of greater sciatic foramen |
| contents are internal pudendal a. and v., pudendal n., obutrator internus m. | lesser sciatic foramen |
| contains tibial n., common fibular n., lymph nodes, sciatic n. | popliteal fossa |
| where does the sciatic n. commonly split | superior to popliteal fossa |
| which a. becomes the ant. and post. tibial a. in the lower leg | popliteal a. |
| drains post. leg and part of foot, will drain into popliteal v. | small saphenous v. |
| formed by branches off of common fibular and tibial nerves, sensory to post. lower leg and aspects of the lat. compartment | sural n. |
| what v. does the sural n. typically run with superficially and posteriorly | small saphenous v. |
| these branch off of the popliteal a. and supply the knee joint | genicular arteries |
| superior lat., inf. lat., superior med., middle, and inf. med. | genicular arteries |
| which a. is involved in Tom, Dick, and a very nervous Harry | posterior tibial a. |
| which v. is involved in Tom, Dick, and a very nervous Harry | posterior tibial v. |
| which n. is involved in Tom, Dick, and a very nervous Harry | tibial n. |
| a. that supplies the posterior compartment of the leg | posterior tibial a. |
| a. that goes through the interosseus membrane between the tibia and fibula and supplies the anterior compartment of the leg | anterior tibial a. |
| comes off of the posterior tibial a., supplies the lateral compartment of the leg | fibular a. |
| comes off of the ant. tibial a., contributes into foot | dorsalis pedis a. |
| which n. innervates the posterior compartment of the leg | tibial n. |
| which n. innervates the anterior compartment of the leg, sensory and motor | deep fibular n. |
| which n. innervates the lateral compartment of the leg, sensory and motor | superficial fibular n. |
| n. exposed on the lateral aspect of the knee, wraps around the fibula | common fibular n. |
| branches into deep and superficial fibular nerves | common fibular n. |
| what n. runs between the tibialis anterior m. and extensor digitorum longus m. | deep fibular n. |
| what a. runs between the tibialis anterior m. and extensor digitorum longus m. | anterior tibial a. |
| v. that drains into the femoral v. | great saphenous v. |
| small saphenous -> popliteal v. -> femoral v. | venous drainage of leg |
| does sensory for medial lower leg | saphenous n. |
| in the lateral compartment of the leg, sensory for the lateral compartment, sensory for the top of the foot | superficial fibular n. |
| sensory between 1st and 2nd toes | deep fibular n. |
| comes off of the tibial n., motor, sensory for lateral aspect of foot and 1/2 of 4th toe | lateral plantar n. |
| sensory for medial aspect of foot, motor, comes off of tibial n., 1/2 of 4th toe | medial plantar n. |
| main v. of leg | great saphenous n. |
| venous supply of foot that drains into the small saphenous v. | dorsal venous network |
| sensory innervation of the lateral dorsum foot | sural n. |
| sensory innervation of the medial dorsum and plantar foot | saphenous n. |
| sensory innervation of the lateral/middle of dorsum foot | superficial fibular n. |
| sensory innervation of the heel | tibial n. |
| sensory innervation for posterior thigh | posterior cutaneous n. of thigh |
| sensory innervation for medial lower leg, mostly anterior | saphenous n. |
| sensory innervation for lateral aspect of lower leg | sural n. |
| sensory innervation for anterior thigh | femoral n. |
| sensory innervation for lateral anterior thigh | lateral femoral cutaneous n. |
| sensory innervation for medial thigh | obturator n. |
| the fibular __ splits, but the fibular __ does not | nerve; artery |
| the tibial __ splits, but the tibial __ does not | artery; nerve |
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emma.scarmon-coyotes
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