Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
75 Cards in this Set
- Front
- Back
|
what runs through greater sciatic foramen?
|
superior gluteal n/a/v, piriformis muscle, inferior gluteal n/a/v, sciatic n, internal pudendal v/a, pudendal n
|
|
|
what runs through lesser sciatic foramen?
|
internal pudendal a/v, pudendal n
|
|
|
what landmarks define pelvic inlet?
|
sacral promontory (S1), linea terminalis (pubic crest, iliopectineal line, arcuate line)
|
|
|
what structures are in deep perineal space of male?
|
membranous urethra, urogenital diaphragm (deep transverse perineal mm, sphincter urethrae mm), brr of internal pudendal artery (penis artery), brr of pudendal n (dorsal n of penis), bulbourethral glands
|
|
|
what structures are in deep perineal space of female?
|
urethra, vag, urogenital diaphragm (deep transverse perineal, sphincter urethrae mm), brr of internal pudendal artery (clit artery), brr of pudendal n (dorsal clit nerve), NO GLANDS
|
|
|
branches of thyrocervical trunk?
|
(off subclavian); suprascapular artery, transverse cervical artery, inferior thyroid artery
|
|
|
branches off axillary artery?
|
thoracoacromial, lateral thoracic, anterior humeral circumflex, posterior humeral circumflex, subscapular
|
|
|
branches of brachial artery
|
deep brachial artery (midshaft fx! with radial nerve), radial artery, ulnar artery
|
|
|
superior ulnar collateral artery anastomoses with ?
|
posterior ulnar recurrent artery (elbow)
|
|
|
inferior ulnar collateral artery anastomoses with ?
|
anterior ulnar recurrent artery
|
|
|
middle collateral artery anastomoses with ?
|
interosseus recurrent artery
|
|
|
radial collateral artery anastomoses with?
|
radial recurrent artery
|
|
|
5 major terminal branches of brahcial plexus
|
musculocutaneous n (c5-C7); axillary n (C5, C6); radial n (C5-T1); median n (C5-T1); ulnar n (C5-T1)
|
|
|
Klumpke injury involves what rami and damages what nerves
|
(lower trunk injury); ventral primary rami of C8, T1; damages ulnar and median nerves and sympathetic componeny of spinal nerve T1
|
|
|
Erb-Duchenne palsy involves what rami and damages what nerves?
|
ventral primary rami of C5, C6; damages musculocutaneous (biceps, brachialis), suprascapular n (infraspinatus m); axillary n (teres minor, etc); phrenic n
|
|
|
which nerve may be injured by fracture of surgical neck of humerous or anterior dislocation of shoulder?
|
axillary n
|
|
|
what happens if surgical neck of humerous fractured?
|
axillary n damage--> abduction of arm TO horizontal impaired (deltoid), lateral rotaiton of arm weakened (teres minor), sensory loss of lateral arm
|
|
|
which nerve may be injured by badly fitting crutch or midshaft fx of humerus?
|
radial nerve (->wrist drop)
|
|
|
what happens if midshaft of humerus fractured?
|
radial n damage--> wrist/finger extensors don't work but forearm can extend (triceps still ok), sensory loss of posterior arm/forearm and lateral hand dorsum
|
|
|
which nerve may be injured by supracondylar fracture of humerus?
|
median nerve (get benediction hand)
|
|
|
hand deviates to ulnar side on flexion suggests damage to which nerve?
|
median nerve (perhaps supracondylar fx of humerus?)
|
|
|
how test for integrity of median nerve?
|
have pt make OK sign with thumb and index finger
|
|
|
how does median nerve injury at wrist manifest differently than median nerve injury at elbow?
|
if the damage is at wrist, flexion of thumb is maintained b/c flexor pollicis longus muscle is spared (if at elbow, thumb abduction, opposition AND flexion are lost)
|
|
|
fracture of medial epicondyle of humerus might damage what nerve?
|
ulnar nerve (mild claw hand)
|
|
|
slashing of wrist on ulnar side might injure what nerve?
|
ulnar nerve (severe claw hand)
|
|
|
tendons of what muscles form rotator cuff?
|
subscapular (subscapular n), infraspinous (suprascapular n), teres minor (axillary), supraspinous (suprascapular)
|
|
|
acute rotator cuff tear usually involves which muscle?
|
supraspinatous (tendon)
|
|
|
what is Nursemaid elbow?
|
severe distal traction of radius (e.g. caused by parent yanking child's arm); can cause subluxation of head of radius from annular ligament
|
|
|
what important structures in cubital fossa?
|
median nerve, brachial artery, biceps brachii tendon, median cubital v, radial nerve (deep to brachioradialis muscle)
|
|
|
adduction at MP joint accompished by?
|
palmar interosseous muscles
|
|
|
aBduction at MP joint accomplished by?
|
dorsal interosseus muscles)
|
|
|
flexion at MP jnt accomplished by?
|
felxor digitorum superficialis, flexor digitorum profundus, lumbricals
|
|
|
flexion at DIP jnt accomplished primarily by?
|
flexor digitorum profundus muscle
|
|
|
what structures pass through carpal tunnel
|
flexor digitorum superficialis tendon, flexor digitorum profundus tendon, flexor pollicis longus tendon, median nerve (NO ARTERIES)
|
|
|
what structures can be damaged in suicide cut on radial side of wrist?
|
radial artery, median nerve, flexor carpi radialis tendon, palmaris longus tendon
|
|
|
deep laceration on ulnar side of wrist may cut who?
|
ulnar artery, ulnar n, flexor carpi ulnaris tendon
|
|
|
most commonly fractured carpal bone?
|
scaphoid
|
|
|
what tendons form anatomic snuffbox?
|
extensor pollicis longus, extensor pollicis brevis, abductor pollicis longus
|
|
|
what is a Colles fracture?
|
posterior displacement of distal portion of radius. usually happens when person falls on outstretched hand with wrist extended; often also fracture of ulnar styloid process
|
|
|
significance of artery of ligamentum teres?
|
artery to the head of femur that is important to children b/c it supplies the head of the femur proximal to epiphyseal growth plate. after the growth plate closes, this artery becomes insignificant
|
|
|
in adults, what artery provides the main blood supply to the head and neck of femur?
|
medial circumflex artery (branch of profunda femoris)
|
|
|
branches of profunda femoris artery (3)
|
four perforating arteries, medial circumflex artery, lateral circumflex artery
|
|
|
branches of popliteal artery (continuation of femoral a at adductor hiatus)
|
genicular arteries, anterior tibial artery (with deep peroneal nerve), posterior tibial artery
|
|
|
what is the cruciate anastomosis?
|
collateral circulation around hip jnt involving: inferior gluteal a, medial/lateral femoral circumflex arteries, first perforating branch of profundus femoris
|
|
|
great saphenous vein travels with what nerve around which malleolus?
|
travesl with saphenous nerve anterior to MEDIAL malleolus
|
|
|
lesser saphenous vein travels with what nerve around what malleolus?
|
travels with sural nerve and passes POSTERIOR to LATERAL malleolus
|
|
|
which 2 nerves make up sciatic nerve?
|
tibial nerve and common peroneal nerve
|
|
|
sensory loss of femoral n injury?
|
anterior thigh and medial leg
|
|
|
positive Trendelenburg sign seen with injury to what nerve?
|
contralateral superior gluteal nerve
|
|
|
fracture of neck of fibular might damage which nerve?
|
common peroneal n
|
|
|
trauma to popliteal fossa might damage what nerve?
|
tibial nerve
|
|
|
clinical features of common peroneal nerve injury
|
foot drop, inability to stand on heels, walk with foot slap
|
|
|
clnical features of tibial nerve injury
|
inability to stand on toes, dorsiflexion/eversion of foot (b/c inversion/plantar flexion lost)
|
|
|
clinical features of inferior gluteal nerve injury
|
leaning backward at heel strike
|
|
|
sensory loss in tibial nerve injury
|
sole of foot
|
|
|
largest ligament of hip?
|
iliofemoral ligament (reinforces hip joint anteriorly)
|
|
|
which meniscus is C-shaped and more easily torn?
|
medial
|
|
|
what ligaments make up deltoid ligament?
|
(medial malleolus) anterior tibiotalar, posterior tibiotalar, tibionavicular, tibiocalcaneal
|
|
|
inversion/eversion of foot occurs at what joint?
|
subtalar
|
|
|
what ankle ligament most commonly stretched/torn?
|
anterior talofibular ligament (of lateral ligament)
|
|
|
what is a Jones fracture
|
avulsion of tuberosity of 5th metatarsal; commonly seen in inversion injury to ankle
|
|
|
specific injuries in Pott fracture (eversion injury)
|
avulsion of medial malleolus (deltoid ligament v strong), fracture of fibula
|
|
|
contents of anterior triangle (neck) (6)
|
common carotid artery, IJV, CNX, ansa cervicalis, sympathetic trunk, CN XII
|
|
|
contents of posterior cervical triangle (6)
|
subclavian artery, EJV, cervical plexus, brachial plexus trunks, phrenic nerve, CN XI
|
|
|
5 major cartilages of larynx
|
cricoid, thryoid, epiglottis, 2 arytenoids
|
|
|
all intrinsic muscles of larynx innervated by WHAT and what is the exception?
|
all but cricothyroid muscle (ext branch of superior laryngeal nerve of CNX) are innervated by inferior laryngeal nerve of CN X
|
|
|
what is the only muscle that ABducts the vocal folds?
|
posterior cricoarytenoid muscle
|
|
|
arterial supply of thyroid gland
|
superior thyroid artery (external carotid), inferior thyroid artery (subclavian's thyrocervical trunk), thyroid ima artery (from aortic arch in 10% of pop.)
|
|
|
what is the ligament of Berry?
|
superior suspensory ligament of thyroid gland
|
|
|
surgery on parotid gland may damage what nerve?
|
auriculotemporal nerve of CN V--> loss of sensation in auriculotemporal area
|
|
|
what is Frey syndrome
|
sweating whenever a person eats; due to aberrant regeneration of auriculotemporal nerve of CN V
|
|
|
what nerve passes through foramen rotundum?
|
CN V2
|
|
|
what nerve passes through foramen ovale
|
CN V3 and lesser petrosal nerve
|
|
|
what nerve passes through foramen lacerum
|
trick quesiton. this one is empty
|
|
|
which nerves pass through jugular foramen?
|
CN IX, X, XI
|
