Topics:
Animal Refresher, Poultry Science
Longest Part of Poultry Oviduct
View Complete Answer & Explanation
Question (English)
The longest part of the poultry oviduct is:
- Infundibulum
- Isthmus
- Uterus
- Magnum ✓ Correct
Explanation:
Correct Answer: Magnum
The Magnum is the longest part of the poultry oviduct, measuring 38 cm in length, and the egg spends 3 hours here during which albumin (egg white) is secreted.
Parts of the Oviduct — Complete Table
| Part | Length | Time Egg Spends | Function |
|---|---|---|---|
| Infundibulum | 10 cm | 15 min | Collects yolk from ovary; site of fertilization |
| Magnum | 38 cm | 3 hours | Secretes albumin (egg white) |
| Isthmus | 10 cm | 1 hr 15 min | Secretes shell membranes |
| Uterus | 10 cm | 21 hours (longest stay) | Secretes shell, shell pigment & cuticle |
| Vagina | 5 cm | — | Holds egg until oviposition |
Note: Although the egg stays the longest time in the Uterus (21 hours), the Magnum is the physically longest segment at 38 cm.
📚 About this Topic — Animal Refresher
This multiple choice question is from Animal Refresher, Poultry Science. It has 4 options with a detailed explanation of the correct answer. Practice more MCQs from Animal Refresher to strengthen your preparation.
