Random USMLE Facts volume 11-6

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Random USMLE Facts volume 11-6:

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 are some findings in Zenker's diverticulum?

Regurgitation of food, pain in the neck with swallowing, bad breath, and change in voice.

What type of mutation causes Tay-Sachs disease?

Frameshift mutation.

What do ACE inhibitors do to serum potassium levels?

Hyperkalemia.

What are the similarities between HPV infection and retinoblastoma?

They both suppress cellular anti-oncogenes that normally suppress tumor development.

Splenectomy can result in infection by what organisms?

Encapsulated organisms like S. pneumoniae, H. influenzae, and N. meningitidis.

Superior Sagittal Sinus:

superior sagittal sinus

What is the green arrow pointing to?

Superior sagittal sinus; thrombosis of the superior sagittal sinus often occurs in pregnancy. Findings include headache and seizures.

In coarctation of the aorta, how is blood supplied to the first intercostal space?

Anterograde flow through the intercostal artery via the subclavian artery. There is decreased blood flow in the descending aorta and increased flow in the subclavian artery.

Tight Junctions:

tight junctions

ABOVE: tight junctions (zona occludens).

In type 1 diabetes, insulin and glucagon responses to hypoglycemia are absent. So what would be the main counterregulatory response to restore blood glucose levels in type 1 diabetes patients suffering from hypoglycemia?

Increased epinephrine secretion. Epinephrine stimulates hepatic glycogenolysis via adrenergic beta-2 receptors. Epinephrine also stimulates muscular glycogenolysis.

What are some findings in Mallory-Weiss tear?

Vomiting blood (hematemesis).

What kind of encephalitis can herpes simplex virus cause?

Volume loss can result in the temporal and frontal lobes; there can be necrotizing, hemorrhagic acute encephalitis that can produce death.

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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