Uworld 3

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Hirshsprung affects what part of the lg. intestine?

rectum
Secondary pneumonia following Influenza infection is usually caused by what 3 bacteria?
- Strep. Pneumo
- Staph. aureus
- H. Influenzae
Change in what ion concentration causes Digoxin toxicity?
Digoxin toxicity causes changes concentration of what ion?
- potassium
- potassium
What cardiac drug causes blurry vision?

digoxin
2 uses of atrial fibrillation?
- CHF(increases contractility)
- Atrial Fibrillation (negative chronotrophy at the AV node)
What drugs cause altered/blurry vision?
- Digoxin
- Sildenafil
- hexamethonium
What is a pituitary apoplexy?

Hemorrhage into an existing pituitary Adenoma
What are the 5 pacemakers of the heart?
SAHPy V
- SA
- AV
- His Bundle
- Purkinje
- y
- Ventricles
What is the speed of conduction in the heart, from slowest to fastest?

Purkinje>atria>ventricle>AV node
What effect does glucose have on cAMP in the bacteria's lac operon?

decreases levels of cAMP
What are the dimorphic fungi?
Body
Heat
Changes
Shape
- Blastomycosis
- Histoplasma
- Coccidomycosis
- Sporothrix
Cigar shaped yeasts?

Sporothrix
Appel-peel lesion on xray?

jejunal, ileal atresia due to vascular occlusion
What causes spider angiomas?

estrogen i.e liver cirrhosis
How can one differentiate malabsorption caused by pancreatic insufficiency vs GI mucosal pathology?

by giving D-xylose which is a monosaccharide so it doesnt need a pancreatic enzyme and it shud be readily absorbed thru the intact GI mucosa
What cancers metastesize to the liver?
- cancer-colon
- sometimes -stomach
- penetrates -pancreas
- benign -breast
- liver?-liver
What are the 2 most common sites for Colon cancer?
- ascending colon producing anemia
- rectosigmoid colon producing obstruction and altered bowel movement
RX for neuropathic pain in elderly?

Amitryptilline--which has anti-muscarinic effects
What are the 3 anti-TNF medications?
- Etanercept
- Infliximab
- Adalimumab

Author

pszurnicki

136058

Card Set

Uworld 3

Description

Uworld 3

Updated

2012-02-18T00:39:18Z

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