Flashcards in 10/7/12 b Deck (23):
What oncogene is associated w/ small cell lung cancer?
L-myc (not N-myc!)
Single, roughly spherical structures that stain w/ silver stain found in bronchoalveolar lavage w/ biopsy describes _______.
Which vaginal infection causes a grey discharge and a fishy smell?
Gardnerella is grey.
Which ameoba will infect the brain's of AIDS pts?
What are the Sx of Kallman syndrome?
amennorrhea, lack of secondary sexual characteristics ,and anosmia
What is the defect in kallman's syndrome?
inability of the ant. pituitary to secrete FSH and LH
Which antifungals are CYP-450 inhibitors? Which HIV drugs?
Azoles; protease inhibitors (e.g. indinavir, saquinavir)
Hi BP and proteinuria before 20 wks gestation is suggestive of _______.
What jaundice-causing disease is especially asscoiated w/ ulcerative colitis?
primary sclerosing cholangitis
What characterizes prmary scleosing cholangitis on ERCP?
"beading" appearance of bile ducts - alternating strictures and dilation
What are the special lab characteristics that differentiate GBS from other forms of Strep?
CAMP (+) (incomplete hemolysin) and bacitracin resistant
Which fibers detect changes in muscle length and initiate tendon reflexes?
What neurons form the efferent part of the tendon reflex arc?
alpha motor neurons
Which muscle fibers attach to spindle afferents and other proprioceptors?
What muscle fibers form the bulk of the muscle and do most of the contracting?
How does parvovirus B19 usually manifest in the adult?
What ToRCHeS infection causes cutaneous hemorrhages, periventricular calcification, and deafness?
Which ToRCHeS infection causes PDA, pulmonary stenosis, developmental problems, and blindness?
What 3 (kinds of) conditions are target cells most commonly seen in?
thalassemias, Hb C disease, and liver disease
What drugs often used to treat sequelae of metabolic syndrome will maks the signs of hypoglycemia?
What is methyldopa?
a centrally-acting alpha-agonist used for refractory htn
Which apoprotein activates LPL, and is responsible for a rare form of primary hyperlipidemia, w/ esp. hi TGs?