Random USMLE Facts volume 8-7

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Random USMLE Facts volume 8-7:

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

Mean, Median and Mode:

mean medial mode

Time-Volume Curve:

volume time lung

What are FEV1/FVC ratios for the two curves above:

• A = 4 / 5 = 80% (normal).
• B = 1.5 / 3 = 50%.
• FEV1 = volume of air that is exhaled in one second.
• FVC = total volume of air exhaled.

What is one cardiac toxicity of dioxin?

Paroxysmal supraventricular tachycardia.

What is schizophreniform disorder?

Symptoms of schizophrenia for less than 6 months.

What happens to ADH action during hyperglycemia (diabetes mellitus 2)?

ADH no longer has any effect on the proximal tubule because glucose is excreted, and together with it goes the water and electrolytes. Hence, water is not conserved and ADH has no action. It should be mentioned that ADH creates water channels in membranes lining the collecting ducts and these permit the absorption of water.

What does alcohol do to the cytochrome P450 system?

Alcohol enhances the cytochrome P450 system.

What is the function of the group of muscles innervated by the superior gluteal nerve?

Maintain balance by holding the weight of the body over the foot that remains on the ground.

What vitamin is deficient in alcoholics? What are the findings?

Thiamine. Thiamine deficiency can result in wet (cardiac) or dry (peripheral) beriberi.

What are the pH, PaCO2, and HCO3- values in heroin overdose?

7.22, 66, and 26 respectively. Uncompensated respiratory acidosis.

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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