Random USMLE Facts volume 8-2

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Random USMLE Facts volume 8-2:

USMLE Facts 1 USMLE Facts 2 USMLE Facts 3 USMLE Facts 4 USMLE Facts 5
USMLE Facts 6 USMLE Facts 7 USMLE Facts 8 USMLE Facts 9 USMLE Facts 10

What is different about buspirone?

Buspirone has no hypnotic, sedative, or euphoric effects.

When are heterophile antibodies seen?

EBV-associated infectious mononucleosis. Complications include nasopharyngeal carcinoma and Burkitt lymphoma.

What enzymes represent liver function?

AST, ALT, serum albumin levels, and PT. These values are abnormal in hepatic injury.

What are the findings in theophylline toxicity?

Seizures, vomiting, and abdominal pain.

What are the findings in porphyria cutanea tarda?

Skin blistering due to light exposure. Occurs due to deficiency of uroporphyrinogen decarboxylase.

Why is pancreatic lipase supplementation beneficial in cystic fibrosis?

Pancreatic lipase supplementation helps ease malabsorption caused by diarrhea and weight loss in cystic fibrosis.

What does QT prolongation (due to prolonged action potentials) predispose the patient to?

Torsades de pointes.

What is the normal value of the Reid index?

0.4. The Reid index is a measure of submucosal mucous gland enlargement seen in chronic bronchitis.

The ureter can be palpated lateral to the?

Internal iliac artery.

What are B-cell surface markers?

CD19, CD20, and CD21.

What is the embryological cause of transposition of the great vessels?

Defective septation of the aorticopulmonary septum.

What is the best way to diagnose treponema pallidum infection?

Darkfield microscopy because treponema pallidum is very thin and cannot be visualized with standard Gram stain and microscopy.

What is the action of bradykinin?

Local constriction of veins and dilation of arteries to increase renal perfusion. It is metabolized by ACE.

What is the mechanism of action of nesiritide?

Nesiritide is a brain natriuretic peptide analog and promotes diuresis. Nesiritide is used to manage congestive heart failure.

What is the best way to diagnose tetanus?

History and physical examination.

What receptors does naloxone bind to?

Mu (majority), kappa, and delta.

What nerve injury causes Trendelenburg gait?

Superior gluteal nerve.

What is the function and originator of major basic protein?

Major basic protein is produced by eosinophils (bilobed nucleus), and its function is to kill helminthes.

What are some findings in ataxia telangiectasia?

Thymic hypoplasia, depressed serum IgA, recurrent respiratory infections, hypoplastic ovaries, and normal serum calcium. Autosomal recessive disorder.

How does HbF have higher affinity for oxygen?

HbF has lower affinity for 2,3-DPG.

USMLE Facts 1 USMLE Facts 2 USMLE Facts 3 USMLE Facts 4 USMLE Facts 5
USMLE Facts 6 USMLE Facts 7 USMLE Facts 8 USMLE Facts 9 USMLE Facts 10

Additional Readings:

Random USMLE Facts

1. Random USMLE Facts volume 1-1
2. Random USMLE Facts volume 2-1
3. Random USMLE Facts volume 3-1
4. Random USMLE Facts volume 4-1
5. Random USMLE Facts volume 5-1
6. Random USMLE Facts volume 6-1
7. Random USMLE Facts volume 7-1
8. Random USMLE Facts volume 8-1
9. Random USMLE Facts volume 9-1
10. Random USMLE Facts volume 10-1
11. Random USMLE Facts volume 11-1
12. Random USMLE Facts volume 12-1

General and Systemic Examinations

1. General Examination for Internal Medicine
2. Jugular Venous Distention Workup
3. ER Chest Pain Workup
4. Format for Patient Presentation
5. Pulmonary Examination for Internal Medicine
6. Cardiac Examination for Internal Medicine
7. Abdominal Examination for Internal Medicine
8. Cranial Nerve Reflexes
9. Motor System Examination
10. Random Sensory System Facts
11. Random Stroke Facts

Medical Files & Presentations

1. USMLE Flashcards [Size: 1.9 MB; Format: MS Powerpoint]
2. Otitis Media in Children [Size: 5.4 MB; Format: MS Powerpoint]
3. Irritable Bowel Syndrome [Size: 170 kB; Format: MS Powerpoint]
4. Acid-Base Disturbance: Acidotic or Alkalotic? [Size: 427 kB; Format: PDF]
5. Thrombocytopenia [Size: 2.42 MB; Format: MS Powerpoint]
6. Are Face Transplants Ethical? [Size: 70.2 kB; Format: MS Powerpoint]

USMLE Step 2 CS Videos

1. Video of Cardiology Examination in a Clinical Setting
2. Video of Neurology Examination in a Clinical Setting
3. Video of Pulmonology Examination in a Clinical Setting
4. Video of Musculoskeletal Examination in a Clinical Setting
5. Video of Abdominal Examination in a Clinical Setting
6. Video of HEENT Examination in a Clinical Setting
7. Video and Description of Rinne Hearing Test
8. Video and Description of Weber Hearing Test

USMLE Laboratory (lab) Values

1. USMLE Blood Lab Values
2. USMLE Cerebrospinal Lab Values
3. USMLE Hematologic Lab Values
4. USMLE Sweat and Urine Lab Values

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