Flashcards in Review Questions Deck (66)
Where is Virchow's node located?
left supraclavicular nodes
could indicate gastric cancer
What are the treatments for acute and chronic gout?
Acute: NSAIDs (indomethacin), corticosteroids, colchicine
Chronic: allopurinol, febuxostat, probenecid, colchicine, NSAIDs
What is the common triad for sjogren syndrome?
What is the difference b/w polymyositis and polymyalgia rheumatica?
polymyositis: weakness of muscles, increased CK and aldolase, (+) ANA (+) Anti-Jo-1
polymyalgia rheumatica: no weakness, just joint pain. Normal CK & ALdolase
What is wrong in myasthenia gravis? Which meds are used to treat it?
acetylcholine receptors are attacked by autoantibodies
increase ACh to treat it via acetylcholinesterase inhibitors
pyridostigmine & physostigmine
diagnosed via echothiophate
Embryo origin of the following
smooth part of L & R ventricles
Smooth part of RA
Trabeculated L & R atria
Trabeculated L & R Ventricles
smooth part of L & R ventricles: bulbus cordis
Smooth part of RA: R horn sinus venosus
Smooth part of LA: Primitive pulmonary vein
Trabeculated L & R atria: primitive atrium
Trabeculated L & R Ventricles: primitive ventricles
L horn of sinus venosus-->coronary sinus
R common cardinal vein and R anterior cardinal vein-->SVC
Which bacteria secrete enterotoxins?
What is Charcot's neurological triad? What is it indicative of?
What is subacute endocarditis? Which organisms are most likely to cause this?
subacute--endocarditis w/ small vegetations on congenitally malformed valves or diseased valves
Mainly think viridans strep
also think enterococci and s. epidermis (usually prosthetic valves tho)
What is this?
Why can't aminoglycosides be used for gram + anaerobes? What are they used for?
require O2 to be taken into the cell
used for gram neg.
What can fight gram + anaerobes?
What does MPTP exposure do?
depletes dopamine in substantia nigra
Hemiballismus is caused by a lesion where?
contralateral subthalamic nucleus
Which enzyme used in DNA replication has 5->3' polymerase activity, as well as 3'-5' exonuclease activity and 5'-3' exonuclease activity?
DNA pol I
What does alkaline phosphatase activity reflect?
Which markers reflex osteoclastic activity?
tartrate-resistant acid phosphatase
What runs with the posterior circumflex artery?
What runs w/ the deep brachial artery?
What runs w/ the brachial artery?
What is albuminocytologic dissociation?
cell count normal.
Seen in Guillan Barre Syndrome
Give 4 causes of a rash on the palms and soles.
rocky mountain spotted fever
coxsackie A virus
What are lichtenburg figures?
dermatologic pattern indicative of a lightning strike
see branching redness on skin where the electric current traveled
Most antipsychotics act on which receptor? What about clozapine?
clozapine--acts on D4.
Derivatives of the 3rd aortic arch?
proximal part of the internal carotid
Derivatives of the 4th aortic arch?
L part: aortic arch
R part: proximal part of the R subclavian artery
Derivatives of the 6th aortic arch?
proximal pulmonary arteries
What is the flow of aqueous humor?
made by ciliary bodies-->posterior chamber-->thru angle by iris and lens-->anterior chamber-->reabsorbed by canal of schlemm
What is the MOA of metoclopramide?
inhibits D2, stimulates 5-HT receptors
stimulates GI motility, good for gastroparesis