Avian A&P Exam 1

anatomy

branch of science concerned with
the physical structure of an organism,
system, organ, tissue, cell, organelle,
especially as revealed by dissection and
the separation of parts

physiology

branch of biology
concerned with the way in which
organisms, systems, organs, cells,
organelles, and bio-molecules carry
out their chemical or physical
functions

biochemistry

A&P on amolecular level

organs

parts of systems and are
made up of groups of different tissues
that are structurally connected and
work together to form a function

Vestigiality

the
retention during the
process of evolution of
genetically determined
structures or attributes
that have lost some or
all of their ancestral
function in a given
species

Passeriformes

Largest avian order

Galliformes

order chickens belong to

Air Foil

Structures that
provide lift

Synsacrum

Fusion of pelvic vertebrae

Thorax

Fusion of thoracic vertebrae

Pygostyle

Fusion of final caudal vertebrae

Tarsometatarsus

Fusion of tarsals and metatarsals

tarsals

ankle bones

metatarsals

foot
bones

interclavicular

unpaired air sac

anterior thoracic, posterior
thoracic, abdominal

paired air sacs

kidneys

2X the size of mammals