5 Written Questions
5 Matching Questions
- Herpes histology
- How do you treat serotonin syndrome?
- Ether on viral particles
- Tx of diptheria
- a 1. Administration of diptheria antitoxin
2. Administration of penicillin or erythromycin- will destroy the diptheria, but not the AB toxin
3. Administration of the DPT vaccine
- b Most viral particles contain an envelope which is made up of lipids and can be destroyed by _____
- c -Nitroimidazoles are around to clean up organisms that the big drug classes-penicillins, cephalosporins, etc miss. Worried about anerobes? Metro is there for you. Thinking about parasites in your pt w diarrhea? Try metro
Treats: Antiprotozoal antibiotic: drug of choice in extraluminal amebiasis and trichomoniasis; effective against bacterial anaerobes, including B fragilis and in antibiotic-induced colitis resulting from C difficile.
Tox: Peripheral neuropathy, GI distress, ethanol intolerance, mutagenic potential.
- d Ballooning degeneration
Acantholysis (break down of prickle layer), nuclear clearing and nuclear enlargement.
Contain Tzank (multinucleated giant) cells
- e Cyproheptadine
-"Periactin," is a first-generation antihistamine with additional anticholinergic, antiserotonergic, and local anesthetic properties.
5 Multiple Choice Questions
- ETEC, ETEC virulence factor: plasmid encoded; cholera like AB5 toxin; Enzyme: ADP- ribosyltransferase; receptor: Gm1; GD1b gangliosides. Increased Gs = increased CAMP, secondary effects PGs; LTs; cytokines
- a type of bacterial upper respiratory disease caused by Corynebacterium diptheriae, a straight or curved rod; its endotoxin produces a low grade fever, inflamatory response, sore throat, nausea, vomiting, enlarged cervical lymph nodes, and pseudomembrane that causes respiratory and cardiac problems (most common cause of death due to this toxin is cardiomyopathy). Used to be a major problem in nonimmunized children
- Toxoplasmosis and CNS lymphoma
- Caused by superabsorbent tampons. Infection with Staph Aureus and subsequent toxicity of exotoxin TSST ------> systemic anaphylaxis. Fever, vomiting, diarrhea Red rash followed by desquamation
5 True/False Questions
Serotonin syndrome → Strep Pyogenes. Has M protein to help prevent phagocytosis. Antibodies to this can cause RHEUMATIC FEVER. ASO titer can detect this. No 'rheum' for SPECCulation. Subcutaneous plaques, Polyarthritis, Erythema, Chorea, Carditis= JONES criteria
Staph aureus IE → Has IgA protease
Chloramphenicol → facial pain, headache, black necrotic eschar
-Present as negative in blood cultures test
Amitryptyline → Used in acne treatment, but not associated with severe photosensitivity reactions
C perfringens toxin → very high fever (105.8); can lead to permanent brain damage