Shared Flashcard Set

Details

Feather Structure
part of Poultry Science Lab 1: External Anatomy
21
Agriculture
Undergraduate 2
01/15/2017

Additional Agriculture Flashcards

 


 

Cards

Term
which part of the feather is number 1?
[image]
Definition
rachis (shaft)
Term
which part of the feather is number 2?
[image]
Definition
barb
Term
which part of the feather is number 3?
[image]
Definition
barbule
Term
which part of the feather is number 4?
[image]
Definition
hooks
Term
which part of the feather is number 5?
[image]
Definition
quill
Term
which part of the bird feather is number 1?
[image]
Definition
hollow shaft, calamus
Term
which part of the bird feather is number 2?
[image]
Definition
downy barbs
Term
which part of the bird feather is number 3?
[image]
Definition
afterfeather (I think)
Term
which part of the bird feather is number 4?
[image]
Definition
vane
Term
which part of the bird feather is number 5?
[image]
Definition
rachis
Term
which part of the bird feather is number 6?
[image]
Definition
barb
Term
which part of the bird feather is number 7?
[image]
Definition
barbule
Term
which part of the bird feather is number 8?
[image]
Definition
barb
Term
which part of the bird feather is number 9?
[image]
Definition
barbule
Term
which part of the bird feather is number 10?
[image]
Definition
hooklets
Term
shaft (rachis)
Definition
The central hollow shaft of the feather
Term
barb
Definition
Slender parallel filaments that branch from either side of the rachis.
Term
barbule
Definition
Hair-like projections from the lateral surfaces of each barb.
Term
hooklets (barbicels)
Definition
Hook-like extensions (4-5) on distal barbules that form cross-attachments with the proximal barbules of adjacent barbs to form the tight, interlocking vane structure. When birds preen their feathers, they realign and "zip" this hooklet arrangement.
Term
vane
Definition
The portion of the feather that extends to either side of the rachis (Anterior Vane and Posterior Vane) that is composed of barbs and barbules.
Term
quill (calamus)
Definition
The proximal end of the feather shaft that lacks barbs.
Supporting users have an ad free experience!