Flashcards in April 24 Deck (17)
What is the #1 predisposing factor for the development of bacterial endocarditis?
Mitral valve prolapse
Anterior compartment syndrome can cause damage to what structures?
Foot extensor muscles
Anterior tibial artery
Deep peroneal (fibular) nerve--caused decreased sensation between the first and second toes, decreased dorsiflexion of the foot, foot drop, claw foot
Measure urine _____ concentration can help determine the cause of metabolic alkalosis?
What is the role of IL-2?
Simulates growth of helper, cytotoxic, and regulatory T cells, and NK cells
Bone specific alkaline phosphatase reflects activity of what?
Tartrate resistant acid phosphatase, urinary hydroxyproline and urinary deoxypyridinoline reflect activity of what and which is the most reliable of the 3?
Urinary deoxypryridinoline most reliable
1st line treatment for bipolar include what meds?
2nd gen antipsychotic-- Quetiapine
What type of receptors contain a zinc finger motif --which is composed of zinc in the center of cysteine and histidine residues?
-Steroids--Estrogen, aldosterone, cortisol
-Fat-souble vitamins-- D, A, K, E
What cranial nerve is affected when pt is unable to go down stairs due to vertical diplopia?
CN IV (trochlear) --superior oblique
--eye moves upward
What cranial nerve is affected when pt presents with medially directed eye that cannot abduct?
CN VI--(abducens)--lateral rectus
ETOH inhibits _____ and can cause hypoglycemia once hepatic glycogen stores are depleted?
What lipid lowering agent can cause a gout flareup?
Niacin--due to its ability to decrease uric acid excretion into the urine
What stain is used to Dx Tropheryma whipplei (Whipple disease) and what is absorbing the stain?
Periodic acid-Schiff stain--stains the glycogen --> glycoprotein present in the cell wall
--Foamy macrophages in intestinal lamina propria--turn magenta with PAS
What is the bluish stain within reticulocytes due to increased bone marrow turnover --accelerated release of immature RBCs (erythrocytes)?
Residual ribosome RNA
What is the most common cause of hereditary hemochromatosis?
Missense mutation in the HFE gene--resulting in excessive intestinal iron absorption and organ damage due to iron accumulation with parenchymal tissues
What are the functions of each of the rotator cuff muscles?
Infraspinatus--controls external rotation
Teres minor--helps with external rotation and adduction
Subscapularis--helps with internal rotation and adduction