USMLE BUNDLED exams 2023 with 100% correct answers

What gland is found in the muscular triangle of the neck? - correct answerThyroid gland Is an afferent or efferent pupillary defect described as B/L pupillary constriction when light is shined in the unaffected eye and B/L paradoxical dilation when light is shined in the affected eye? - correct a...

What are the two major microtubular motor proteins? Which does anterograde axonal transport, which does retrograde axonal transport? - correct answerKinesin, Dynein Kinesin: Anterograde Dynein: Retrograde` What do you think, immunologically speaking, when you see someone with recurrent Neisse...

Old lady with severe right hip pain after a fall. Current meds - low dose prenisone. 40 pack year history of smoking. Injury to what artery is most likely to lead to osteonecrosis? - correct answer*Medial circumflex femoral* Medial circumflex supplies blood to the head of the femur. *CA...

What number is in the denominator for the RATE of divorce? - correct answerPer 100 marriages What number is in the denominator for the RATE of infant mortality? - correct answerPer 1000 live births What is the typical RATE given in epidemiology for most cases? - correct answerPer 100,000. W...

Histones are rich in which 2 amino acids? - correct answerLysine Arginine What histone protein is responsible for binding to the nucleosome and to the "linker" DNA thereby stabilizing the chromatin fiber? - correct answerH1 When does DNA and histone synthesis occur in the cell cycle? - corr...

infant with somnolence, vomiting, cerebral edema, decreased BUN, hyperammonemia - correct answerornithine transcarbamoylase deficiency infantile cataracts, doesn't track objects, absent social smile - correct answergalactokinase deficiency infantile cataracts, hepatomegaly, jaundice, failure ...

P450 Inducers, Substrates, and Inhibitors - correct answerInducers: Chronic Alcohol Abuse, St. John's Wort, Phenytoin, Phenobarbital, Nevirapine, Rifampin, Griseofulvin, Carbamazepine ("Chronic Alcoholics Steal Phen-Phen and Never Refuse Greasy Carbs") Substrates: Anti-epileptics, Theophylline...

What is the equation used to calculate electrochemical equilibrium? - correct answerNernst equation E(ion) = 2.3RT/zF * log (Xa/Xb) What is a reflection coefficient? - correct answerA number between zero and one that describes the ease with which a solute permeates a membrane What is the mo...

Hypothalamus functions - correct answerTAN HATS Thirst/water balance Adenohypophysis control (ant. pituitary; derived from Rathke's Pouch) Neurohypophysis release hormones from hypothalamus Hunger Autonomic regulation Temperature regulation Sexual urges Posterior Pituitary + Hypothal...

12-year-old boy is prepubescent and has grown to over two meters tall. An MRI of his head reveals an extrasellar mass. The boy's tall stature is MOST probably due to which of the following physiologic processes? - correct answerpituitary adenoma secreting elevated growth hormone 55-year-old man ...

Cause of ARDS on a histological level? - correct answerInjury and inflam of alveolar pneumoncytes and pulmonary endothelium from neutrophils Glomerular biopsy shows mesangial expansion, glomerular BM thickening, glomerular sclerosis. If sclerosis is nodular and large it is a Kimmelstiel-Wilson le...