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Development of the Embryo in Poultry Science

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Development of the Embryo in Poultry Science

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Questions and Answers

What is a distinguishing feature that appears on the eighth day?

Hardening of the beak

Webbing between digits

Appearance of flight feather follicles

Distinct elongation of the neck (correct)

Which feature is NOT observed by the tenth day?

Presence of toes and scales on legs

Distinct elongation of the neck (correct)

Hardening of the beak

Presence of comb and wattle

What happens to the webbing between digits by the ninth day?

It starts to harden

It completely disappears (correct)

It develops distinct patterns

It becomes more pronounced

What is a notable change in the eye lid appearance by the eleventh day?

The lids form a narrow elliptical slit Signup and view all the answers

Which characteristic is NOT associated with the tenth day development?

Elongation of the neck Signup and view all the answers

What is a notable feature that appears by the thirteenth day?

White uric acid precipitates are present within the allantoic sac Signup and view all the answers

Which feature does NOT characterize the development by the twelfth day?

The embryo moves independent of the amnion Signup and view all the answers

What is a significant change in eye lid appearance by the tenth day?

Ellipsoidal shape Signup and view all the answers

What feature is prominently present on legs by the twelfth day?

Primordial scales Signup and view all the answers

What can be used to determine gender at an early stage of development?

Gonadal appearance Signup and view all the answers