Male Reproductive System Anatomy
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Questions and Answers

What is the primary function of the cremaster muscle in a warm environment?

  • Maintenance of the testis in the scrotum
  • Contraction of the scrotal skin
  • Rapid elevation of the testis
  • Relaxation of the testis (correct)

    • Which nerve is responsible for the contraction of the cremaster muscle?

  • Genital branch of the genitofemoral nerve (correct)
  • Ilioinguinal nerve
  • Posterior cutaneous nerve of the thigh
  • Superficial and deep external pudendal branches of femoral artery

    • What is the layer of the scrotum that is replaced by the Dartos muscle?

  • Superficial fascia (correct)
  • Deep membranous layer (Scarpa's fascia)
  • Superficial fatty layer
  • External spermatic fascia

    • Which artery supplies the cremaster muscle?

    <p>Cremastric branch of the inferior epigastric artery</p> Signup and view all the answers

    What is the function of the tunica vaginalis?

    <p>To invaginate the testis from behind</p> Signup and view all the answers

    What is the name of the deep membranous layer of the scrotum?

    <p>Colles' fascia</p> Signup and view all the answers

    What is the function of the dartos muscle?

    <p>To elevate the testis</p> Signup and view all the answers

    What is the nerve that supplies the dartos muscle?

    <p>Genital branch of the genitofemoral nerve</p> Signup and view all the answers

    What is the purpose of the cremaster muscle?

    <p>To elevate the testis in response to cold</p> Signup and view all the answers

    What is absent in the fatty layer of the scrotum?

    <p>Fat</p> Signup and view all the answers

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