Random USMLE Facts volume 9-9

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Random USMLE Facts volume 9-9:

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

Which nerve is affected when a pituitary tumor expands laterally?

Abducens nerve (CN XI) and produces lateral rectus palsy.

Which nerve is affected when a pituitary tumor expands superiorly?

Optic chaism.

If mitochondria power eukaryotic cells, what powers bacteria (prokaryotes)?

Electron transport chain located within the cytoplasmic (plasma) membrane.

Which organ is most likely to be injured when the 9th, 10th, or 11th ribs on the left side fracture?

Spleen.

What is the most cost-effective and initial work-up used to confirm prostate cancer?

Digital rectal examination.

How do CD8+ cells identify an infected APC?

Infected APCs have viral peptides in class I MHC molecules.

How can syphilis affect the testicles?

Syphilis can cause testicular enlargement; microscopic examination of testicular reveals obliterative endarteritis with perivascular cuffing of lymphocytes and plasma cells.

What may cause sudden abdominal pain with guarding in an elderly individual?

Rupture of a diverticulum.

Pressures inside the heart

heart pressures

Which pressure is measured by inserting a catheter into the pulmonary artery? And what does this pressure approximate?

Pulmonary wedge pressure; it approximates the left atrial pressure.

Crohn's Disease:

crohn's disease

What is shown in the above picture?

Crohn's disease.

How can glucose be synthesized from fat?

Glucose can be synthesized from glycerol from fat breakdown.

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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