Random USMLE Facts volume 4-7

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Random USMLE Facts volume 4-7:

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

Esophageal mucosa: nonkeratinized, stratified, squamous epithelium.

What is the most common cancer associate with the larynx (voice box)?

Squamous cell carcinoma.

What part of the intestine does celiac disease manifest?

Proximal small bowel.

What are Schuffner dots?

Schuffner dots are seen in the blood of malaria patients - malaria that has been caused by P. vivax.

What are some findings in Kawasaki's disease in infants?

A red straw-berry tongue. Other findings may include high-grade fever, large cervical lymph nodes, rash on palms, soles, and mouth. Death may occur by ruptured aortic aneurysm. 80% of cases involve children less than 4 years old.

Why shouldn't blood be exposed to room air?

Blood shouldn't be exposed to room air because blood can partially equilibrate with room air. Room air has higher PO2 and low PCO2, so the blood sample will tend to have higher PO2 and lower PCO2. Since PCO2 is decreased, less carbonic acid is present and blood becomes basic raising pH.

Describe Met-enkephalin metabolism:

Met-enkephalin is the most common opioid peptide in the human brain undergoes two routes of metabolism. One route releases a tripeptide and the other route releases tyrosine. Note that exopeptidases (inhibited by bestatin) remove amino acid residues from amino- and carboxyl-terminus, and endopeptidases (inhibited by thiophen) remove tripeptides.

met enkephalin metabolism

Exposure of blood to what leads to DIC (consumptive coagulopathy)?

Tissue factor.

What can Chagas' disease do to the colon?

Massive dilation.

In scleroderma, what happens to the esophagus?

Near-complete absence of muscle tone and peristalsis.

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

Medical Images

Useful Medical Images & Diagrams (link opens in a new window)

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