One-Liners: Anatomy: Extremities

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LECOM Bradenton One-Liners Anatomy - Upper and Lower Extremities

Most frequently fractured bone of body

Clavicle

Most frequently dislocated carpal bone

Lunate

Most frequently fracture carpal bone

Scaphoid

Osseous structure palpated deep to "anatomical snuff box"

Scaphoid

Fracture of distal radius that produces "dinner fork" appearance

Colle's fracture

Nerve injured with fracture of surgical neck of humerus

Axillary

Nerve injured with fracture of shaft of humerus

Radial

Nerve injured that results in wrist drop

Radial

Nerve injured with fracture of medial humeral epicondyle

Ulnar

Muscle that is the chief flexor and chief extensor at shoulder joint

Deltoid

Muscles innervated by axillary nerve

Deltoid and teres minor

Muscle that initiates abduction of arm

Supraspinatus

Most commonly torn tendon of rotator cuff

Supraspinatus

Two muscles that rotate scapula for full abduction of arm

Trapezius and serratus anterior

Tendon that courses through shoulder joint

Long head of biceps

Chief supinator muscle of hand

Biceps brachii

Primary (major) flexor of the forearm

Brachialis

Orientation of structures located in the cubital fossa-Lateral to Medial

Tendon biceps brachii, brachial a., median n.

Injury to what nerve causes winged scapula

Long thoracic nerve

Spinal levels of axillary nerve

C5 and C6

Spinal levels of innervation to muscles of the hand

C8 and T1

Dermatome of thumb

C6

Nerve to thenar compartment

Recurrent branch of Median

Innervation of adductor pollicis

Ulnar (deep br.)

Innervation to all interosseous muscles

Ulnar (deep br.)

Innervation to nail bed of middle finger

Median nerve

Innervation to nail bed of ring finger

Ulnar and median

Region affected by upper trunk injury of brachial plexus (C5-C6)

Shoulder

Region affected by lower trunk injury of brachial plexus (C8-T1)

Intrinsic hand muscles

Nerve compressed with carpal tunnel syndrome

Median

Nerve affected by cubital tunnel syndrome

Ulnar

Paralysis of which muscles results in total "claw" hand

Lumbricals

Boundaries of femoral triangle

Inguinal ligament, sartorius, adductor longus

Structure immediately lateral to femoral sheath

Femoral nerve

Structure immediately medial to femoral artery in femoral sheath

Femoral vein

Contents of femoral canal

Deep inguinal lymph nodes

Medial boundary of femoral ring

Lacunar ligament

Structures that course throughout entire length of adductor canal

Femoral artery and vein

Structures that course through only portion of adductor canal

Saphenous nerve, nerve to vastus medialis, descending genicular vessels

Muscle that forms floor of popliteal fossa

Popliteus

Muscle that is chief flexor at hip joint

Iliopsoas

Muscle that prevents pelvis from tilting when walking

Gluteus medius

Nerve affected when pelvis tilts to unsupported side during gait

Superior gluteal n.

Muscles which extend the thigh and flex the leg

Hamstrings

Muscle that extends leg

Quadriceps femoris

Specific muscle that holds patella in place

Vastus medialis

First portion of quadriceps femoris to atrophy with injury to femoral nerve

Vastus medialis

Last portion of quadriceps femoris to recover following injury

Vastus medialis

Muscle that unlocks knee joint

Popliteus

Muscle affected with "foot slap"

Tibialis anterior

Major spinal cord level of nerve affected causing foot slap

L4

Chief invertors of foot

Tibialis anterior and posterior

Chief evertors of foot

Fibularis longus and brevis

Ligament that checks backward displacement of femur on tibia

Anterior cruciate

Ligament laxity with positive valgus maneuver

Medial collateral

Most commonly injured ankle ligament

Anterior talofibular

Ligament stretched with "flat foot"

Plantar calcaneonavicular (spring)

Joints for movements of inversion and eversion

Subtalar and transverse Tarsal

Major artery to head of femur in adult

Medial femoral circumflex

Nerve affected with fracture of head and neck of fibula

Common fibular

Tendon affected with avulsion fracture of 5th metatarsal

Fibularis brevis

Innervation of adductor magnus

Obturator, tibial portion of Sciatic

Nerve affected with tarsal tunnel syndrome

Tibial

Cutaneous innervation to medial side of foot

Saphenous (L4)

Cutaneous innervation to lateral side of foot

Sural (S1)

Cutaneous innervation of heel

Tibial

Cutaneous innervation to dorsal aspect of web between toes 1 and 2

Deep fibular

Cutaneous innervation of most of dorsum of foot

Superficial fibular

Major dermatome to big toe

L4

Dermatome to small toe

S1

Spinal level of patellar reflex

L4

Spinal level of Achilles reflex

S1

Locking of knee when walking suggests

Meniscus injury

Major injury triad with lateral impact to knee

Medial collateral, medial meniscus, and anterior cruciate ligament

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