Activity 3: Fill Me Up Directions: Fill in the blanks to make this explanation of the male reproductive system correct. Select your answer from the box below. Each will be used only once. Cowper's gland semen epididymis seminal vesicle urethra sperm testes penis prostate vas deferens First, are produced in the small seminiferous tubules. These oval-shaped glands are protected by a sac called the After the sperm cells are produced, they are stored in a large coiled tube on the outer surface of each testicle called the From this tube the sperm go into larger tube called the Which eventually carries them to the external male reproductive organ, the Along the way sperm is nourished by a sugary fluid from the a chemical fluid from the which is the most common site of cancer in men, and fluid from the which are two small glands located near the bladder. These fluids plus the sperm cells combine to form The tube that carries the semen from the body is the​