lecture 34 - reproduction

Question 1

what are gonads

Answer 1

organs that produce gametes (sex cells)

Question 2

what are spermatozoa and where are the produced

Answer 2

male gamete produced in the testes

Question 3

what are oocytes and where are they produced

Answer 3

female gametes produced in the ovaries

Question 4

is the pelvic inlet closed or open

Answer 4

open

Question 5

is the pelvic outlet closed or open

Answer 5

closed by muscles

Question 6

which is bigger the pelvic inlet or outlet

Answer 6

inlet is always bigger

Question 7

what is the location of the false / greater pelvis and what does it contain

Answer 7

• superior region
• above pelvic inlet
• contains = parts of the GI tract

Question 8

what is the location of the true / lesser pelvis and what does it contain

Answer 8

• inferior region
• between inlet and outlet
• contains internal reproductive organs

Question 9

what is the difference between male and female pelvis

Answer 9

male
- narrower subpubic angle
- curved coccyx
- heart shaped inlet

female
- broader subpubic angle
- oval inlet
- straighter coccyx

Question 10

what does the pelvic floor close over

Answer 10

the pelvic outlet

Question 11

what are the two muscles in the pelvic floor

Answer 11

levator ani and caccygeus

Question 12

what is the perineum

Answer 12

region inferior to the pelvic floor and between upper region of the thighs = includes genetalia and anus

Question 13

what is the anterior triangular division of the male perineum

Answer 13

urogenital triangle = urethral opening, external genitalia

Question 14

what is the prosterior triangular division of the perineum

Answer 14

anal triangle = anal canal and fat

Question 15

what is the function of the male reproductive system

Answer 15

to produce and transport spermatozoa into the female reproductive tract

Question 16

what does the scrotum contain

Answer 16

• two testes
• two epididymides
• two spermatic cords

Question 17

what do the testes produce

Answer 17

sperm, testosterone and inhibin

Question 18

what are the seminiferous tubules

Answer 18

lobules inside the testes

Question 19

what do seminiferous tubules join to form

Answer 19

rete testis

Question 20

what do rete testis join to form

Answer 20

efferent ductules leading to epididymis

Question 21

what do interstitial endocrine cells produce

Answer 21

testosterone

Question 22

what do nurse cells produce

Answer 22

inhibin

Question 23

what do spermatogenic cells produce

Answer 23

spermatogonia and spermatozoa at varies stages of development

Question 24

what is the epididymis and where do sperm enter and exit

Answer 24

really long coiled tube

sperm enter = seminiferous tubules

sperm exit = ductus deferens

Question 25

what occurs at the epididymis

Answer 25

site of sperm maturation

Question 26

what do the ductus deferens continue from

Answer 26

from epididymis

Question 27

what are the ductus deferens covered in

Answer 27

smooth muscle

Question 28

what are ejaculatory ducts

Answer 28

formed by the union of the duct from seminal vesicle and ampulla

Question 29

what are the three sections of the male urethra

Answer 29

• prostatic urethra
• membranous urethra
• penile / spongy urethra

Question 30

what is the internal urethral sphincter made of

Answer 30

detrusor (smooth) muscle