Male Rat Anatomy at Anatomy

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Male Rat Anatomy. Prior to mating, the contraction of muscles moves the bacula into the penis, stiffening it for copulation. 10 rat urogenital system (male rat);

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10 rat urogenital system (male rat); The lower urinary tract consists of the ureters, urinary bladder and urethra. The rat's body is divided into six anatomical regions:

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In rats, each testis weighs ~1.7 g and measures ~2.4 cm × 1.3 cm × 0.9 cm. You can then check your answers by looking at another page which will show the same picture with all the parts labled. A variety of combinations of accessory sex glands have been described in other mammals. Rats have a bone in the penis called a bacula.