The testes produce the male hormone ____ and the male sex cells, the sperm. The ____, a saclike structure, holds the testes and helps to regulate temperature. As the sperm mature, they travel up a long tube called the ____ From here, the sperm will travel through the ____ gland where protective fluids are added. This mixture of sperm and fluid is known as ____. An ____ occurs when the penis fills with blood and becomes stiff. An erection may happen when the male is sexually excited. Intense stimulation sends semen into the ____, a tube within the penis. The process of the semen being released from the penis is known as ____.

Male Reproductive System-Review for the 4.0 Assessment (part 2)

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