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Oviduct: Quiz


Question 1: Infundibulum (formation of Chalazae, place of ________)
EmbryoHuman embryogenesisFertilisationPrenatal development

Question 2: The lower portion of the oviduct, or uterus, has a thicker layer of ________ and contains the glands that secrete the egg shell.
Smooth muscleIntrafusal muscle fiberCardiac muscleSkeletal muscle

Question 3: The only female vertebrates to lack oviducts are the ________.

Question 4: The first portion of this gland secretes the ________, while the lower portion secretes a hard, horny, capsule to protect the developing egg.
Egg yolkEgg (food)Egg whiteAmino acid

Question 5: In ________ and placental mammals, the uterus becomes lined by an endometrium, and is more developed than in egg-laying amniotes.

Question 6: Normally, these are paired structures, but in ________, crocodilians, and some cartilaginous fishes, one or the other side fails to develop (together with the corresponding ovary), and only one functional oviduct is found.
BirdEnantiornithesArchaeopteryxModern birds

Question 7: The most primitive ray-finned fishes retain the simple structure also found in lungfishes, but in teleosts, folds of ________ enclose the ovary and upper part of the tube, fusing them into a single structure.
RetroperitoneumMesenteryHuman abdomenPeritoneum

Question 8: In ________ and lungfishes, the oviduct is a simple ciliated tube, lined with mucus-secreting glands that produce the jelly that surrounds the ovum.

Question 9: In non-mammalian ________, the passage from the ovaries to the outside of the body is known as the oviduct.

Question 10: In ________ - reptiles, birds, and mammals - the egg is enclosed with an outer layer, or amnion, which has led to further development of the oviduct.


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