10 Questions
Which part of the male perineum is further divided into the urogenital triangle and the anal triangle?
Diamond
What is the function of the penis?
To form an erection
What is the function of the scrotum?
To contain the testes
What is the purpose of the two muscles found in the scrotum?
To elevate the testes and wrinkle the scrotal pouch
What is the optimal temperature for the testes?
3o C below body temperature
What is the name of the erectile tissue cylinders that form the penis?
Corpora cavernosa
What is the name of the smaller erectile tissue cylinder that contains the urethra?
Corpus spongiosum
What is the function of the prepuce or foreskin?
To protect the glans penis
What is the opening of the urethra at the tip of the glans called?
External urinary meatus
What is the scrotum essentially made up of?
Two sacs divided by a septum
Study Notes
Male Genital Area
- The perineum is divided into the urogenital triangle and the anal triangle.
Functions of Male Reproductive Organs
- The function of the penis is for urination and sexual intercourse.
- The function of the scrotum is to protect and regulate the temperature of the testes.
Scrotum Muscles
- The two muscles found in the scrotum, dartos and cremaster, help to regulate the temperature of the testes by moving them closer to or further away from the body.
Optimal Temperature for Testes
- The optimal temperature for the testes is slightly lower than body temperature.
Anatomy of the Penis
- The penis is formed by three erectile tissue cylinders: two corpora cavernosa and one corpus spongiosum.
- The corpus spongiosum is the smaller erectile tissue cylinder that contains the urethra.
Prepuce or Foreskin
- The function of the prepuce or foreskin is to protect the glans penis.
Urethra Opening
- The opening of the urethra at the tip of the glans is called the meatus.
Scrotum Composition
- The scrotum is essentially made up of skin, muscle, and fascia.
Test your knowledge of male anatomy with this quiz on the perineum and penis. Learn about the different regions of the perineum and the structures that make up the penis.
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