usmle: anatomy: high yield
Terms
undefined, object
copy deck
- dye passes from one cell to the next
- gap junction
- derivation of adrenal medulla
-
neural crest origin (S100)
neuroblasts develop into ganglia - tibial nerve function
- plantar flexion of toes and inversion
- composition of aortic valve and pulmonic valve
-
lined by endothelium and have abundant fibroelastic tissue plus a dense collagen core; avascular
MV and TV have a loose connective tissue core which is increased in MV/TV prolapse (myxomatous degeneration) - break humerus, wrist drop
- radial nerve injury
- post radical mastectomy- winged scapula
- long thoracic nerve -> paralysis of serratus anterior
- nosebleed and rhinorrhea
- fracture of cribiform plate in ethmoid sinus
- medial longitudinal fasculus demyelination in MS
- bilateral internuclear ophthalmoplagia
- parathyroid derivation
- third and fourth pharyngeal puch
- aortic arch derivates
-
M
S
C
A/R
D
pulmonary arteries - what runs along the radial artery
- median nerve
- artery affected in femoral neck fracture
- medial femoral circumflex artery
- EM of egg- where does sperm penetrate?
- zona pellucida
- where is metaphase II completed
- uterus
-
bone
tendon
skin
greatest tendon strength - collagen type 1
-
initial wound repair
replaced by type I - type III
- basement membrane
- type IV
- epiphyseal plate
- type X (picture of bone, point where collagen type X is)
- circle of willis
- draw him!
- CT liver
-
know where the hepatic vein drains into the IVC
http://www.med.wayne.edu/diagradiology/Anatomy_Modules/Abdomen.html - nerve injured in midshalft humerus frx
- radial nerve
- layers of gastric mucosa
-
MUCOSA
epithelium
lamina propria
muscularis mucosa
SUBMUCOSA
MUSCULARIS
SEROSA -
what myelinates in the CNS?
in the periphery? -
oligodendrocytes
schwann cells - stage of eggs post-partum
- meiosis I arrested in prophase
- eye closed can't open; eye deviated down and out
- CN III palsy
- eye down and in
- CN IV nerve palsy
- child w/ popsicle stick in his mouth falls down causing the popsicle stick to hit the back of his throat and develops ptosis and meiosis of right eye
- injury to the cervial sympathetic ganglion
- vertical diplopia
- CN IV palsy
- patient with headache and physical findings of mydriasis in right eye in association w/ lid lag, and deviation of eye down and out
- aneurysm compressing CN III
- patient with a recent history of bacterial meningitis has horizontal diplopia in the left eye which is worse on gaze to the left
- CN VI palsy
- patient with bilateral lateral rectus muscle weakness
-
increase intracranial pressure
(papilledema usual present) - pralysis of upward gaze in an infant
- hydrocephalus secondary to senosis of aqueduct of sylvius (=parinaud's syndrome)
- multiple ocular motor nerve disorders
- diabetes mellitus
- weakness of quadriceps and an absent knee jerk reflex
- herniated L3-L4 disk
- pain in hip and lateral quadriceps, numbness of anterolateral leg and webbed space betweeng reat toe, weakness of dorsiflexion of foot, normal reflexes
- hernated L5-S1 disk
- young child falls on his outstretched arm and has pain in the middle and lateral portion of his clavicle, upper extremity remains in abduction, extension, and internal rotation
-
C5-C6 = Erb-Duchenne syndrome -> superior brachial plexus injury due to clavicular fracture
*most common frx in infants - patient has pralysis of the oculomotor nerve after a head injury
- uncal herniation with compression of CN III
- numbness of thenar aspect of hand
- median nerve (carpal tunnel)
- wrist bone with greates incidence of aseptic necrosis
- navicular bone (scaphoid)
- supracondylar fracture
- injury to brachial artery andmedian nerve; danger of ischemic contractures in forearm mucle (Volkmann's ischemic contracture)
- know the fetal circulation- which vessels have the highest oxygen content
- ductus venosus and umbilical vein
- EM of alveolus and macrophage
- type II pneumocyte with lamellar bodies making surfactant!
- EM of small bowel
- microvilli
- histosection of seminiferous tubule- what cell makes sex hormone binding globulin and inhibin
-
sertoli cell
http://www.lab.anhb.uwa.edu.au/mb140/ - know the bands in skeletal mm
- http://www.lab.anhb.uwa.edu.au/mb140/
- voice hoarseness post thyroid surgery
- injury to laryngeal nerve
- MRI of orbit- can you find the superior oblique muscle
- no :(
- MRI of abdomen- can you find splenic artery above the pancreas
- no :(
- fluid in costophrenic sulcus on CXR
- CHF
- x-ray showing elargement of the posterior heart
- enlarged left atrium in a petient w/ mitral stensois
- mri of carotids w/ occlusion of the anterior cerebral artery would effect which leg?
- contralateral
- schwannoma in jugular foramen would effect which three CN
-
IX
X
XI
loss of gag reflex
laryngeal paralysis
trapezius/sternocleidomastoid
loss of taste in posterior third of tongue - lesion of oculomotor nerve and UMN signs with a midline, midbrain lesion
- weber syndrome
- horner's syndrome- diagram of vertebra and sympathetic trunk- pick out the damaged ganglia
- cervical sympathetic ganglion
- groos of brainstem anterior view- find area of oculomotor nerve
- -
- frontal lobe lesion affects
- personality
- bitemproal hemianopsia
-
leison at optic chiasm
commonly a caniopharyngeiona (derived from rathke's ouch) - inferior quadrantanopia
- defect in superior fibers in parietal lobe
- C2 transection of fascuculs gracilis
- vibration and fine touch of LE only
- CN III and UMN signs on opposite side
- midline brain lesion
- loss of pain and tem and UMN signs on opposite side
- mid pons lesion
- Horner's syndrome with localization of lesion on diagram
- lateral medullary syndrome w/ assoc cranial nerve palsy in medulla and hypothalamus w/ assoc temp regulation problems
- Parkinson's drug of abuse
- MPTP
- blood preduction prior to birth
-
liver
bone marrow - bochdalek hernia in posterolateral diaphragm on left
- early in life; visceral contents extend into chest cavity -> respiratory distress
- parasternal diaphragmatic hernia
-
present later in life
go through foramen of morgangni beneath the sternum -
artery assoc w/ foregut
midgut
hindgut -
celiac
superior mesenteric
inferior mesenteric - damaged hearing in rock and roll band player
- injured cochlea
- hypospadias
- faulty closure of urethral folds
-
epispadia
assoc w/ -
faulty closure of genital tubercle
assoc w/ bladder exstrophy -
feces draining from umbilicus...
urine draining from umbilicus? -
persistant umbilical (vitelline) sinus
persistant urachal sinus