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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Lateral border of ischeorectal fossa is formed by?
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The correct answer is  Ans. is 'd' i.e., Obturator internus Boundries of ischeoanal (ischeorectal) fossa are :- i) Anteriorly :- Posterior border of perineal membrane . ii) Posteriorly :- Gluteus maximus muscle, sacrotuberous ligament. iii) Laterally :- Ischial tuberosity and obturator internus. iv) Medially :- Sphincter ani externus (external anal sphincter) and pelvic diaphragm (levator ani).