| A | B |
|---|
| What is the purpose of the male reproductive system? | to promote survival of the species |
| what are the essential organs of the male reproductive system? | the sex cell (sperm) and the gonads (testes) |
| These structures play a supportive role in the male reproductive system. | Accessory Organs |
| What are examples of accessory organs? | epididymis, vas deferns, urethra |
| This is the pouch in which the testes are suspended. | scrotum |
| The process through which sperm cells are made | spermatogenesis |
| This is the male hormone | testosterone |
| What function does testosterone serve in the male body? | It promotes maleness and the development of secondary sexual characteristics, it regulates metabolism, promotes growth of skeletal muscle, helps to close the epipheseal plate, and plays a role in fluid and electrolyte metabolism |
| What are the three parts of a sperm cell? | head, middle, and tail |
| Which part of a sperm cell contains the genetic information? | the head |
| what does the middle of a sperm cell contain? | mitochondria |
| This is the name for the tail of a sperm cell | flagella |
| What is the purpose of a flagella? | promote movement |
| This carries sperm from the epididymis to the ejaculatory duct | vas deferens |
| what two functions does the urethra serve? | It carries sperm and it carries urine |
| What is the purpose of the seminal vessicle? | to secrete semen |
| This is a donut shaped gland that produces semen and through which the urethra passes. | prostate |
| What is the most common cancer found in men? | prostate cancer |
| What male organ is made up of erectile tissue and contains the urethra | penis |
| the sensitive end of the penis is called the _______. | glans |
| What three male structures make seminal fluid? | epididymis, prostate gland, and seminal vesicle |
| How many sperm actually fertilize an egg? | one |
| If only one sperm fertilizes an egg, why is it necessary to release several sperm? | It is believed that the other sperm break down the outside of the egg so a sperm can enter |
| At what point in a male life can they father a child? | from puberty until advanced age |
| The complete inability to reproduce is called _________ | sterility |
| An abnormally low ability to produce is called _________ | infertile |
| This is the term for decreased sperm production. | oligospermia |
| What are some causes of oligospermia? | infection, fever, radiation, malnutrition, and a high temperature in teh testes |
| This is the term for undescended testes. | cryptochidism |
| When is testicular cancer most common in men? | between the ages of 25 and 35. |
| What is a prostatectomy? | The removal of the prostate |
| This is the inability to achieve an erection. | impotence |
| This is when the intestines push through a weak area of the abdominal wall and protrude into the scrotum. | inguinal hernia |
