feathers grow from this specialized organ in the skin
Ornithology Test 2 Chp 4

Quiz
•
Science
•
University
•
Easy
Allison Vessell
Used 10+ times
FREE Resource
57 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
shaft
follicle
rachis
calamus
barb
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
this runs the length of the feather and is divided into the calamus and the rachis (the red x)
shaft
follicle
rachis
calamus
barb
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
the upper portion of the feather shaft, to which the barbs are attached (the red x)
shaft
follicle
rachis
calamus
barb
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
the hollow inner portion of the feather shaft that lacks barbs and attaches to the skin aka the QUILL (the red x)
shaft
follicle
rachis
calamus
barb
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
an individual strand of feather material (keratin), extending laterally from the rachis (the red x)
shaft
follicle
rachis
calamus
barb = ramus + barbule + barbicel
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Barbules on a downy barb, showing projections at each node
shaft
nodal prong
rachis
calamus
barb = ramus + barbule + barbicel
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
the shaft of the barb (red x)
vane
ramus
rachis
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