FIGURE  20.23  ■  A  low-power  section  of  a  canine  testis,  testicular  blood
               vessels, and the ductules of the epididymis. Stain: hematoxylin and eosin. ×10.
               FIGURE  20.24  ■  Cross  sections  of  seminiferous  tubules  illustrating  their
               contents. Stain: hematoxylin and eosin. Plastic section. ×125.
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