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Unformatted text preview: Avian Reproductive System Review - KEY Page 1 of 3 Epididymis Testis Vas
deferens Vas Deferens
Cloaca ID: Male Reproductive System
3. Vas deferens
5. Cloaca FUNCTION:
Production of sperm and testosterone
Increase sperm motility and sperm fertilizing capacity
Sperm storage, maximizing motility and fertilizing capacity, sperm maturation, add
accessory fluid to sperm Transport urine to the cloaca
Juncture of the ureters, colon, and reproductive systems 6. What is the vent? External opening of the cloaca. Reproductive, urinary, and fecal material exits
7. Where are the testes located, and do they have accessory glands? Anterior end of the kidneys. No,
deferens add accessory fluid.
8. Do the testes descend in birds? No they do not. here.
the vas Female Reproductive System
Infundibulum Infundibulum Magnum Isthmuis
Cloaca/Vent Avian Reproductive System Review - KEY Page 2 of 3 Ovary Vagina Uterus Oviduct Isthmus Magnum 9. Ovary
11. Stigma Line
12. Oviduct: (5 parts, Function/time)
13. Cloaca Responsible for ova production and estrogen production.
Reproductive gametes of the female.
Site of ovulation
Catches ova when it is ovulated, location of sperm storage and fertilization.
1/4 hour .
Two shell membranes are deposited. 1 1/4 hours.
Plumping, egg shell and shell pigment deposited. 15 grams of water taken up, 20 3/4
Provides a storage area for sperm after copulation until oviposition occurs. Sperm can be
stored for 42 days.
Rotates the egg from pointed end down to round end down. 1/4 hour
Secretes the albumen protein or egg white. 3 hours Location where large intestine, ureters, and reproductive system
meet. 14. What is the name for the largest follicle found called? F1
15. Does a CH, CL, or a CA form in birds? No
16. What is oviposition? laying the egg. Happens 1/2 hour
17. Do birds have a urinary bladder? No Follicle after egg rotates in vagina. *Review parts of the egg diagram in your lab manual Avian Reproductive System Review - KEY Page 3 of 3 AVIAN FEMALE REPRODUCTIVE SYSTEM
4 5 6 7 8 # ID 1 Ribs 2 Liver Function 3 Heart 4 Ceca 5 Spleen 6 F1 follicle 7 Uterus 8 Magnum Processes nutrients; produces bile
Four-chambered. Pumps blood to the
rest of the body.
Fermentation of residual starch, some cellulose.
Absorption of VFA's, vitamins, water.
Largest follicle, reproductive gamete of the
Where plumping occurs and egg shell and shell
pigment are deposited
Secretes the albumen protein, or egg
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- Fall '11