Histology USMLE Step 1 Practice Question
A 31-year-old woman in labor undergoes cesarean delivery for arrest of descent. A biopsy specimen from the uterine wall is examined for teaching purposes. The predominant contractile tissue in this organ is composed of spindle-shaped cells with a single central nucleus and no visible striations. Which of the following best describes this tissue?
Answer choices
- ATransitional epithelium
- BDense regular connective tissue
- CSkeletal muscle
- DCardiac muscle
- ESmooth muscleCorrect answer
- FStratified squamous epithelium
See the full explanation
Get the correct-answer rationale, why each distractor is wrong, the underlying mechanism, and high-yield associations — plus adaptive practice that targets your weak areas — with a free MedBoardPRO account.