USMLE High-Yield Questions on Instagram: "“basal ganglia doing side quests” ⸻ 📚 EXPLANATION (WITH ANSWER) The stem describes jerky, purposeless, non-rhythmic movements — this is chorea. On USMLE, the disorder most classically associated with chorea is Huntington’s disease, due to degeneration of the basal ganglia (caudate + putamen). 👉 Correct answer: B) Huntington’s disease ⸻ ❌ WHY THE OTHERS ARE WRONG A) Parkinson’s disease ❌ Hypokinetic disorder → bradykinesia, rigidity, resting tremor, not

USMLE High-Yield Questions on Instagram: "Gyaldem thought siblings should all look the same since they get genes from the same parents… but genetics had other plans 😭🧬 Which concept explains different eye colors? ⸻ Explanation Siblings can have different eye colors because of independent assortment, the process where chromosomes line up randomly during meiosis I. This means each gamete gets a different combination of maternal and paternal alleles. Eye color is polygenic, so the m