Male Reproductive System Worksheet

Explain why the production and secretion of male sex hormones is important for the male reproductive system.

• It helps in the development of male secondary sexual characteristics and regulates reproductive functions.

• It produces eggs for fertilization.

• It creates protective fluid for sperm.

• It maintains body temperature.

At what stage of life do the testes begin to make sperm?

• Infancy

• Childhood

• Puberty

• Adulthood

Which of the following is NOT a job of testosterone during puberty?

• Broadens shoulders

• Development of muscles

• Increases blood sugar

• Deepening of voice

Explain how testosterone affects the development of secondary sexual characteristics in males during puberty. Use evidence from the list of testosterone's jobs.

• It causes the production of sperm, broadens shoulders, develops muscles, increases body hair, and deepens the voice.

• It only increases appetite and causes weight gain.

• It reduces muscle mass and lightens the voice.

• It causes hair loss and decreases sperm production.

What structure divides the scrotum into two parts?

• Ligament

• Septum

• Membrane

• Capsule

If the scrotum could not move the testes up and down, what might be a possible consequence?

• Increased hormone production

• Difficulty in sperm production due to improper temperature regulation

• Faster urination

• Enhanced physical protection

Tags

NGSS.HS-LS1-3

Why is the maturation of sperm in the epididymis important for reproduction?

• It allows sperm to produce hormones.

• It gives sperm the ability to swim, which is necessary for fertilization.

• It helps sperm to divide.

• It allows sperm to store nutrients.

What is the approximate size of the prostate?

• Size of a peach pit

• Size of a grape

• Size of a walnut

• Size of a lemon

Why is the fluid produced by the prostate important in reproduction?

• It is an ingredient in semen

• It helps digest food

• It filters blood

• It stores urine

What is the function of the tail (flagellum) in a sperm cell?

• It propels the sperm forward.

• It stores genetic material.

• It produces energy for the sperm.

• It protects the sperm from the environment.