Chapter 33: The Reproductive System
COMPLETION
1. The system responsible for producing offspring is the _________ system.
2. Birds, fish, and some reptiles are __________ layers.
3. Sperm cells multiple by __________.
4. When both the egg and the sperm unite, the process is called __________.
5. Pregnancy, or the length of time until an animal is born is called _________.
6. Frozen semen can be stored for up to __________ years.
7. Breeding an animal through use of specialized equipment is called __________ __________.
8. The removal of the reproductive organs is called __________.
9. A uterine that fills with pus is an emergency. This condition is called __________.
10. Removal of the mammary glands is called a __________.
MATCHING
Match the following terms with the correct definition.
a.
vulva
e.
uterus
b.
vagina
f.
follicle
c.
urethra
g.
estrogen
d.
cervix
h.
progesterone
1. internal female reproductive organ
2. opening to the uterus
3. structure where eggs are produced
4. the external opening of the reproductive system in females
5. narrow tube connecting to the urinary bladder
6. the structure where an embryo grows
7. hormone produced to maintain pregnancy
8. main female hormone
Match the following terms with the correct definition.
a.
penis
d.
semen
b.
testicles
e.
testosterone
c.
sperm
9. male reproductive cell
10. fluid that transports sperm during breeding
11. produce sperm
12. main male reproductive hormone
13. male reproductive organ
Match the following terms with the correct definition.
a.
proestrus
d.
diestrus
b.
estrus
e.
anestrus
c.
mestrus
14. stage when an animal is receptive to breeding
15. stage when pregnancy occurs
16. stage following the heat cycle when ovulation occurs
17. stage occurring just prior to heat cycle in a nonpregnant animal
18. stage when animal is not within an estrus cycle