5 Written Questions

1. 400 million
2. ANS
3. remain in outer part of seminiferous tubule
4. into epididymis
5. inner layers of lobules, becoming sperm

5 Matching Questions

1. primordial germ cells
2. about 20 foot long (4-6 m)
3. multiply all the mans life, serve as a source of sperm for life
4. dht- dihydrotestorone
5. testosterone

1. a arise in fetus
2. b major androgen
3. c prenatal formation of male genitalia
4. d epididymis- coiled up
5. e type A spermatogonia

5 Multiple Choice Questions

1. sex chromosomes
   1. rete testes lead
   2. rete testes
   3. testes size and shape
   4. determine gender of offspring
2. a hormone that regulates the rate of sperm production
   1. LH
   2. inhibin
   3. FSH
   4. semen
3. xy
   1. female
   2. semen
   3. male
   4. egg
4. spermatozoa
   1. spermatogenesis
   2. sperm only makes up
   3. spermatozoa
   4. spermatids mature into
5. seminiferous tubules lead into these
   1. inside testes
   2. rete testes lead
   3. testosterone
   4. rete testes

5 True/False Questions

1. spermatozoa → cap like structure- produces enzymes which help it penetrate the egg

   True        False

2. contain interstitial cells → all cells in the body except egg and sperm

   True        False

3. sustentacular cells → closer to the outside of lobules

   True        False

4. spermatogenesis → FSH stimulates

   True        False

5. sex chromosomes → 23 pair

   True        False