Reproductive System

Question 1

genetic material of coiled up masses of DNA in the nuclei

Answer 1

chromosomes

Question 2

chromosomes are

Answer 2

always even and always in pairs

Question 3

Female chromosomes

Answer 3

XX

Question 4

male chromosomes

Answer 4

XY

Question 5

male gonads

Answer 5

testes

Question 6

long thin cells with head midpiece and tail

Answer 6

sperm

Question 7

band of connective tissue that attaches testes to scrotum

Answer 7

gubernaculum

Question 8

houses testes and regulates their temperature

Answer 8

scrotum

Question 9

spermatic cords

Answer 9

pampiniform plexus

Question 10

2 layers of connective tissue that surround testes and spermatic cord

Answer 10

tunics

Question 11

beneath tunics fibrous connective tissue capsule

Answer 11

tunica albuginea

Question 12

divide testes into 2 lobules

Answer 12

septa

Question 13

spermatogenesis takes place in U shaped tube

Answer 13

seminiferous tubules

Question 14

support developing sperms and shield from body’s immune system

Answer 14

sertoli cells

Question 15

flat ribbon like structure that lies along surface of tested used for storage for sperm and maturity

Answer 15

epididymis

Question 16

moves sperm from epididymis up to urethra when ejaculation occurs

Answer 16

Vas Deferens

Question 17

sperm and secretions from glands

Answer 17

semen

Question 18

male breeding organ

Answer 18

penis

Question 19

what is the penis made up of

Answer 19

muscle, erectile tissue, connective tissue, blood, and nerves

Question 20

2 bands attach penis to pelvis

Answer 20

roots

Question 21

2 bundles of erectile tissue

Answer 21

body

Question 22

distal end of the penis

Answer 22

glans

Question 23

sheath of skin that encloses the penis

Answer 23

prepuce

Question 24

S shape that straightens when penis is erect

Answer 24

sigmoid flexure

Question 25

what pulls penis back after ejaculation

Answer 25

retractor penis muscle

Question 26

functions of female repro system

Answer 26

sex hormones, develops gametes, receives male gametes, fertilization, grow and develop embryo

Question 27

supports ovaries

Answer 27

mesovarium

Question 28

supports oviducts

Answer 28

mesosalpinx

Question 29

supports uterus

Answer 29

mesometrium

Question 30

female gonads that produce gametes and hormones

Answer 30

ovaries

Question 31

produce one ovum per cycle (horses, cattle, humans)

Answer 31

uniparous

Question 32

produce multiple ova per cycle (dogs, cats, sows)

Answer 32

multiparous

Question 33

formed from cells lining corpus hemorrhagicum and produces progestins to maintain pregnancy

Answer 33

corpus luteum

Question 34

funnel like portion of fallopian tube closest to ovaries

Answer 34

infundibulum

Question 35

finger-like structures that reach out to the ovary

Answer 35

fimbriae

Question 36

hollow, muscular organ that holds embryo and creates placenta

Answer 36

uterus

Question 37

parts of uterus

Answer 37

horns, body, cervix

Question 38

layers of the uterus

Answer 38

endometrium, myometrium, perimetrium

Question 39

smooth muscle sphincter connected to uterus

Answer 39

cervix

Question 40

muscular tube that receives penis, birth canal

Answer 40

vagina

Question 41

outer portion of female repro system

Answer 41

vulva, labia, clitoris

Question 42

heat period

Answer 42

estrous cycle

Question 43

estrous cycles throughout the year (cattle, pigs, mice)

Answer 43

polyestrous

Question 44

multiple estrous cycles in seasonally times of the year (horses, sheep, goats)

Answer 44

seasonally polyestrous

Question 45

one estrous cycle per year (dogs, wolves, foxes)

Answer 45

monoestrous

Question 46

period between cycles

Answer 46

diestrous

Question 47

provides oxygen and nutrients to a baby en utero

Answer 47

placenta

Question 48

tube that provides nutrients to embryo

Answer 48

umbilical cord

Question 49

proestrus

Answer 49

follicle and endometrium development, thickening of the oviduct, uterus, and vagina, vagina lines itself with keratin to protect during breeding

Question 50

estrus

Answer 50

"heat" period, pheromones are released to attract male for breeding

Question 51

metestrus

Answer 51

third stage in cycle, sexual inactivity, formation of corpus luteum, progesterone is released and uterine wall becomes thick for implantation

Question 52

diestrus

Answer 52

last stage before next cycle, fully functional corpus luteum and increase of progesterone

Question 53

anestrus

Answer 53

period of sexual rest