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NBME 19 Exams| Questions and Essays with 100% Verified Answers
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NBME 19 Exams| Questions and Essays with100% Verified Answers
24yo woman severe vomiting, flushing and headache after wine. Taking med for
Trichomonas vaginalis. Whats drug? - ✔️✔️Metronidazole --> inhibits acetaldehyde
DH
Isolated skeletal muscle is isolated w/ glucose bath. Muscle is contracted w/
electrical stimulation. What intracellular decrease indicates fatigue? - ✔️✔️pH
Lactate will increase, lowering the pH
24 yo man sharp left chest pain and dyspnea 4 hrs ago. CXR shows pneumothorax.
Whats cause of CXR finding? - ✔️✔️Loss of negative IPP
65 yo man w/ prostate cancer has severe fatigue and bone pain. Suspect
metastasis to bone. Androgen ablation therapy recommended for relief using IM
monthly leuprolide and daily PO flutamide. Why? - ✔️✔️Flutamide blocks the initial
androgen action of leuprolide.
30yo woman visual difficulty. 3 yo h/o MS. Vitals normal. When lights off, both
pupils 6mm, ambient light pupils 4mm. Light at left eye, both pupils 2mm. light on
right eye, both pupils 4mm. where is lesion? - ✔️✔️Light reflex is mediated by CN II
and III
This would result from a right optic nerve lesion.
,19yo woman 1st prenatal visit, feels well w/ some spotting. 10wk gestation by
dates. Uterus is englarged to level of umbilicus. Beta HCG = 350,000. Dx? -
✔️✔️Mole
31 yo man 4 hr severe right flank cramping pain radiating to groin. Pain 10/10.
T99, P90, R20, BP130/88. R flank tender to percussion. Tx is given and pt
stabilized. Whats dietary change decrease risk? - ✔️✔️Increased fluids
69 yo woman tremor in hands. Muscle tone increased, difficulty stopping abruptly
when moving forward. Short shuffling gait. Affect is blank. Neurotranmitter
system most likely result these symptoms at where in brain? - ✔️✔️Substantia
nigra
22 yo man lost during hiking. He survives by eating plants. One plant causes
nausea and vomiting. Which structure cause his vomiting? - ✔️✔️Area postrema
46yo man suffers DCS while SCUBA. Small gas bubble form in spinal vessels
supplying dorsal white matter of upper thoracic spinal cord. What neuro Sx? -
✔️✔️Discriminative sensation of lower extremities
24 yo woman studied for renal function. Her renal O2 consumption is 20ml/min.
Which function uses most O2? - ✔️✔️Tubular reabsorption
22 yo man involve in MVC. BP not detectable on arrival. BP returns to normal with
IV fluids and PRBC. X lap shos lacerated spleen and liver. Splenectomy and liver
repaired. 24 hr later, urine output is 350cc. Dx? - ✔️✔️ATN
,23 yo woman w/ vagina sore. Sexually active, inconsistent condom use. Pelvic
exam nontender ulcer on vulva. Spirochetes positive on dark field. Whats biopsy
histology? - ✔️✔️Obliterative endarteritis w/ lymphocytes and plasma cells.
6m male infant h/o severe viral and bacterial infections. Dx as SCID. Which
enzyme deficient? - ✔️✔️ADA
Rifampin MOA. - ✔️✔️RNA
17yo boy collapsed while working as traffic controller on hot summer day. At 4yo
had numerous skin grafts due to full thickness burns on 30% of body. Examine
shows hyperthermia. Dx? - ✔️✔️Burn scars and skin grafts lack eccrine glands, limit
sweating
30yo woman pap smear w/ high intraepithelial lesion undergoes cervical biopsy.
What location of tumor cell is consistant as in situ? - ✔️✔️Superficial to the BM
18yo women with sever, painful blistering after day at beach. Which antibiotic
cause photosensitivity? - ✔️✔️Tetracycline
52yo woman with non-small cell carcinoma treated w/ cisplatin. What other drug
needed? - ✔️✔️Ondansetron
Man w/ light complexion develops ulcerated nodule on face under the sun. biopsy
shows invasive squamous cell carcinoma. What is DNA damage? - ✔️✔️Pyrimidine
dimers
, 47yo man w/ rheumatic valve disease w/ chest pain and difficulty breathing. ECG
shows acute MI. Examination shows systolic murmur with increased pressure as
mitral valve closes. Pressure tracing shown. Dx? - ✔️✔️MR--> ruptured chordae
tendinae
8yo girl lost of consciousness. Family travel in truck overnight and girl slept in
truck bed. She was difficult to arouse, with severe headache and nausea. Vomit
during transit to hospital. P150. Perioral Cherry red skin. Tx? - ✔️✔️CO poisoning-->
give O2
2 yo boy 2 days fever, cough. h/o Strep. Pneumoiae and multiple ear and sinus
infection since birth. T101. No tonsillar tissue. Crackels heard in lower right lung.
Dx? - ✔️✔️XLA
45yo woman fever, cough, runny nose, sore throat, muscle aches. Moderately ill.
T101. Cardiopulmonary exam normal. Influenza virus antigen positive. Tx? -
✔️✔️Neuraminidase inhibitor
Immunocompromised patients, positive PPD skin test changed from 10mm of
induration to 5mm. whats effect on incidence and prevalence? - ✔️✔️Both will
increase
52 yo woman with CAD with right dominant coronary circulation. After
angioplasty of circumflex artery. Which structure receive blood flow? - ✔️✔️LV
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