reproductive system

Question 1

what is the reproductive system?

Answer 1

the groups of organs that enable the successful reproduction of a species. in humans fertilization is internal with sperm being transferred from the male to the female during copulation

Question 2

male reproduction system consist of?

Answer 2

organs that produce and ejaculate sperm

Question 3

sperm

Answer 3

the male gamete

Question 4

where are sperm produced?

Answer 4

testes, specifically in bodies called seminiferous tubules

Question 5

path of sperm

Answer 5

seminiferous tubes
epididymis 
vas deferens 
ejaculatory duct
urethra
penis

Question 6

where is mature sperm stored?

Answer 6

epididymis

Question 7

where are testes housed?

Answer 7

scrotum

Question 8

where is the scrotum located?

Answer 8

under the penis

Question 9

urethra

Answer 9

tube which runs through the penis and carries semen (and urine) out the body

Question 10

what makes up semen?

Answer 10

fluids from 3 glands:

• seminal vesicles-secrete bulk of fluid (proteins, sugars, enzymes)
• prostate - alkaline fluid that counteracts the acidity of the vaginal tract
• cowper’s gland - secretes a protein- rich fluid that acts a lubricant

Question 11

main hormone associated with males reproductive system

Answer 11

testosterone

Question 12

testosterone responsible for?

Answer 12

development of male reproductive system and male secondary sexual characteristics (muscle development/hair growth)

Question 13

ovule

Answer 13

egg

Question 14

egg released from ovaries (time frame)

Answer 14

once a month

Question 15

oocytes

Answer 15

undeveloped egg

Question 16

ovaries

Answer 16

female reproductive organ/gonads

Question 17

during menstrual cycle, one or more oocytes will…

Answer 17

mature into an egg with help from the corpus luteum

Question 18

corpus luteum

Answer 18

mass follicular tissue that provides nutrients to the egg and secretes estradiol and progesterone

Question 19

once egg has matured where will it be released?

Answer 19

into the fallopian tube

Question 20

where does fertilization take place?

Answer 20

fallopian tube

Question 21

fertilized eggs travel where

Answer 21

to the uterus

Question 22

what happens to unfertilized eggs?

Answer 22

they are shed along with the uterine lining during menstruation

Question 23

zygotes?

Answer 23

fertilized eggs

Question 24

what do zygotes do when they reach uterus?

Answer 24

implant in the lining of uterus where they continue to develop

Question 25

after fertilization in about 4 to 5 days what happens to the egg?

Answer 25

it will start to divide and become a ball of cells known as blastocyst

Question 26

after blastocyst is forms where is it implanted? and then what happens

Answer 26

in the endometrium of uterus and then the placenta develops

Question 27

placenta

Answer 27

a temporary organ that attaches the embryo to the mother; provides nutrients to fetus; carries waste away from fetus; protects fetus from infection; produces hormones that support pregnancy

Question 28

what does the placenta develop from?

Answer 28

trophoblast; comes from the outer layer of the blastocyst

Question 29

gestation period

Answer 29

266 days (8.8 months)

Question 30

first trimester

Answer 30

organs responsible embryo’s growth development; includes umbilical cord and placenta; organogenesis occurs

Question 31

second trimester

Answer 31

fetus experiences rapid growth up to 25-30 centimeters in length; apparent woman is pregnant

Question 32

third trimester

Answer 32

fetus finishes developing; baby exits uterus through the cervix and leaves body through vagina