Biology Reproduction MDCAT 2013
PMDC Verified Question 77 of 81
What is the location of interstitial cells in testes?
A
Inside the seminiferous tubules
B
Among the germinal epithelial cells
C
Around the testes
D
Between the seminiferous tubule
Tap any option to test your recall and reveal the step-by-step Propolis autopsy.

Propolis Cognitive Error Autopsy

Official Correct Choice:
Option D: Between the seminiferous tubule
Concept:

The structural anatomy of the testes separates the site of sperm development from the site of hormone production.

Solution:

  • The testes are packed with highly coiled seminiferous tubules where sperm develop.


  • The spaces between the seminiferous tubules contain connective tissue, blood vessels, and specialized endocrine cells called interstitial cells (Leydig cells).


  • This strategic location allows the testosterone produced by these cells to easily enter the bloodstream and also directly influence adjacent seminiferous tubules.


Why other options are incorrect:

Sertoli and germ cells are located inside the seminiferous tubules. Leydig cells are explicitly defined by their "interstitial" (in-between) positioning.

Quality & Fidelity Assurance: Every question on BeambePrep is rigorously curated against the official PMDC syllabus with zero filler, zero out-of-syllabus content, and zero typos. When an authentic past paper originally contained a historical mistake or ambiguity from the examining board (such as UHS or NUMS), BeambePrep faithfully reflects the original paper while detailing the nuance and scientific consensus in the autopsy above.

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