Anatomy Flashcards
Guyon’s canal?
Where the ulnar nerve passes through the wrist
Cubital tunnel nerve?
Ulnar nerve
Carpal tunnel nerve?
Median nerve
Guyon’s canal compression is common in which sport?
Cycling (wrists on handle bars)
Anterior forearm motor innervation?
Median
Anterior arm motor innervation?
Musculocutaneous
Hand motor innervation?
Ulnar
Which 4 hand muscles are NOT supplied by ulnar?
LOAF- median nerve lateral two lumbricals opponens pollicis abductor pollicis brevis flexor pollicis brevis
Which 2 muscle in the anterior forearm are not innervated by the median nerve?
Ulnar half of flexor digitorum profundus
Flexor carpi ulnaris
Ulnar nerve motor deficit sign?
Claw hand
Interossei are on which hand surface?
Dorsal
Lumbricals are on which hand surface?
Palmar
Deltoid ligament is on which side of the ankle?
Medial
Deltoid ligament is injured in which kind of ankle injury?
Eversion injury
Inversion injury of the ankle most likely injuries which ligament?
Calcaneofibular ligament
Anterior talo bular ligament if running e.g. sports
Main hip flexor?
ILIOPSOAS + sartorius + recuts femoris
Anterior thigh contributes to which action?
Knee extension
Function of gluteus medius + minimus?
Abduction of hip
Contraction supports in pelvis- keeps it straight
(Trendelenburg test)
Fracture of anatomical neck of humerus nerve damage?
Axillary nerve
Anterior supracondylar fracture of humerus nerve damage?
Median nerve (+ brachial artery)
or ulnar
Midshaft fracture of humerus nerve damage?
Radial nerve
Medial epicondyle of humerus nerve damage?
Ulnar nerve
Lower limb veins back up to IVC? (6)
Tibial Popliteal Femoral External iliac (at inguinal ligament) Common iliac IVC
Which nerve causes foot drop?
Common fibular nerve
Fracture of the left neck of the fibula nerve injury?
Common fibular (causing foot drop)
Superficial fibular nerve innervates?
Muscles of lateral leg + cutaneous innervation to dorsum of foot
Medial side of foot cutaneous innervation?
Saphenous nerve
Posterior supracondylar fracture of humerus nerve damage?
Ulnar nerve
Lumbar intervertebral disc pathology compresses?
Spinal cord or spinal nerves
Internal capsule will affect motor innervation to?
Whole other side of body (hemiparesis)
Main differentials of swelling in the popliteal fossa?
Baker's cyst Popliteal aneurysm (only if large- as very deep)
Where does the biceps femoris run in relation to the posterior knee?
Lateral aspect
Where does the great saphenous vein run in relation to the posterior knee?
1 hands breadth medially to posterior patella
Position of a popliteal aneurysm?
Central popliteal fossa- DEEP (hard to palpate)
Lateral leg action and nerve?
Eversion by superficial fibular
Anterior leg action and nerve?
Dorsiflexion by deep fibular
Femoral nerve?
L2,3,4
Which nerve supplies gluteus medius + minimus?
Superior gluteal nerve (L4,L5,S1)
Which nerve supplied gluteus maximus?
Inferior gluteal nerve (L5, S1, S2)
What is ankylosing spondylitis?
Inflammation causing fusion of vertebrae
Just below the popliteal fossa, what happens to the popliteal artery?
Splits into the anterior and posterior tibial arteries
Dorsalis pedis is a continuous of which artery?
Anterior tibial artery
Where is the posterior tibial artery palpated?
2 fingers inferoposteriorly to medial mallelous
Is anterior root pathology UMN or LMN?
LMN (as its outside the spinal cord)
What causes positive straight leg raise?
Unable to perform/sciatic pain on movement
Weakness of anterior thigh compartment (extensor mechanism)
Where is pain from the cervix felt?
Below pelvic pain line- referred to perineum + posterior thigh
Pain sensation in pelvic organs that are touching the peritoneum?
Follow sympathetic fibres
Enter at T11-L2
SUPRAPUBIC PAIN
Pain sensation in pelvic organs that are NOT touching the peritoneum?
Follow parasympathetic fibres
Enter at S2, S3, S4
PERINEUM PAIN
Anterior dislocation of the glenohumeral joint can cause which nerve injury?
Axillary
Which vertebral levels does the aortic arch begin and end?
T4/5
