Random USMLE Facts volume 9-8

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Random USMLE Facts volume 9-8:

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

M3 stimulation in lung

muscarinic lung

Above: what does M3 stimulation produces in the lungs?

Bronchoconstriction and increased mucus secretion, i.e., obstructive symptoms.

What does beta-2 receptor produce in the lungs?


What neurotransmitter is required for REM sleep?


Functions of neurotransmitters:

• Dopamine: voluntary movement, mood, cognition, prolactin release.
• Epinephrine: sympathetic nervous system response.
• NE: attention, mood, arousal, sympathetic nervous system response.
• Serotonin: mood and sensation; vascular regulation and digestive function.

When prevalence declines, what happens to NPV?


What is the mechanism of action and usage of silver sulfadiazine cream?

Broad-based antimicrobial used in burn patients.

Which gland secretes the hormone calcitonin?

C cells of the thyroid gland.

What is the replicative form of chlamydia trachomatis?

Reticulate body; however, an elementary body is used to infect the host.

What is the most likely cause of thyroid lymphoma (solid lymphoid neoplasm of the thyroid)?

Hashimoto thyroiditis.

When is a monochorionic diamniotic seen?

At the birth of identical twins.

What is a pseudomyxoma peritonei?

A pseudomyxoma peritonei is produced when a malignant or benign mucous-producing tumor produces gel-like mucus that fills the peritoneal cavity. This usually happens in the appendix or ovaries, and compromises gastric and intestinal peristalsis.

How does actinomyces grow?

Actinomyces is a normal inhabitant of the oral cavity, and grows under anaerobic and microaerophilic conditions. Actinomyces is gram-positive and is often confused with fungi; it forms yellow colonies (sulfer granules) that thrive due to dental trauma and/or poor oral hygiene.

What is methemoglobinemia and what is the treatment?

Methemoglobinemia results from excessive nitric oxide administration. It can be controlled with high-flow oxygen and methylene blue.

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

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