15.2

Question 1

what are the primary reproductive organs

Answer 1

gonads

Question 2

what are the male gonads

Answer 2

testes

Question 3

whatt are the male gametes

Answer 3

sperm

Question 4

sperm fertilizes an egg to make a ________

Answer 4

zygote

Question 5

what are the 5 acessory glands

Answer 5

prostate
2 semininal
2 bulbourethral

Question 6

temperature of scrotum

Answer 6

93.2 f

Question 7

what does the scrotum contain

Answer 7

testes

Question 8

what does the shaft of the penis contain

Answer 8

erectile tissue and the urethra

Question 9

what is the erectile tissue in the shaft seperated into

Answer 9

2 corpora cavernosa and one corpus spongiosum

Question 10

where does the blood in the penis pool

Answer 10

corpus spongiuosum

Question 11

what is circumcision

Answer 11

surgical removal of the prepuce

Question 12

what happens during sexual arousal

Answer 12

erectile tissues become enlarged and rigid

Question 13

where is sperm produced in the testes

Answer 13

seminiferous tubules

Question 14

where does sperm mature and and is stored

Answer 14

epididymis

Question 15

what transports mature sperm from the epidiymis to the urethra

Answer 15

vas deferenes

Question 16

what adds fluid rich in fructose to nurture sperm

Answer 16

seminal vesicles

Question 17

what merges the vas deferens and the seeminal vesicle ducts

Answer 17

ejaculatory duct

Question 18

what gland adds more fluid to the semen, including enzymes that help sperm survive

Answer 18

prostate gland

Question 19

what gland secretes a clear lubricatinng fluid that neutralizes acidity in the urethra

Answer 19

bulbourethral glands

Question 20

what is the final passageway for the semen that runs through the penis?

Answer 20

urethra

Question 21

what fluid contains sperrm

Answer 21

semen

Question 22

what percent of the volume of semen does sperm make up

Answer 22

10%

Question 23

what gland produces upp to 70% of semen

Answer 23

seminal gland

Question 24

what secretes fluid that makes up 1/4 to 1/3 of seminal volume

Answer 24

the glandular tissue of the prostatte gland

Question 25

what is spermatogensis

Answer 25

sperm formation

Question 26

what stem cell undergoes mitosis

Answer 26

spermatogonia

Question 27

what does the first and second meotic division yeild?

Answer 27

2 secondary sperrmatocytes, and 4 spermatids

Question 28

how many chromosomes to the spermatids have

Answer 28

23

Question 29

what does a immature spermatid develop

Answer 29

flagellum, tail of sperm

Question 30

where is the spermatid released into afterr it has a flagellum

Answer 30

lumen of the seminiferous tubule

Question 31

how long does the development of a primary spermatocyte to the releasee of sperm into the seminiferous tubes take?

Answer 31

9-10 weeks

Question 32

how long does the sperm spend in the epidiymis

Answer 32

3 weeks

Question 33

what are the two complementary components of the male sexual response?

Answer 33

erection and ejaculation

Question 34

what permits the penis to gain entry to the female reproductive tract?

Answer 34

erection

Question 35

what is released because neural impulses travel along the parasympathetic nerrve fibers to the errectile tissues of the penis

Answer 35

nitric oxide

Question 36

the Nitric oxide causes what to relax in the penis?

Answer 36

arterioles

Question 37

what contracts in the male duct system when sexual stimulation is suffecient?

Answer 37

smooth muscle

Question 38

what prevents urine mixing with semen?

Answer 38

nerve impulses that cause contraction of the urethral sphincter at the base of the bladder