Pigeon 2 Flashcards
largest and most superficial flight muscle
Pectoralis
main elevator of wing, completely covered by pectoralis
supracoracoideus
sac-like specialization of esophagus
crop
covering most of viscera, allows continuous stream of air through the body
Air sacs
lies anteriorly on the midline
heart
tucked laterally to the heart, spongy in texture
lung
posterior to the heart, right lobe considerably larger than left
liver
tucked into the left lobe of the liver, muscular distal portion of stomach
gizzard
glandular, anterior part of stomach, deep to heart
proventriculus
digestive tube lies deep to heart
esophagus
respiratory tube lies deep to heart
trachea
posterior bifurcation of trachea
bronchi
sound producing organ a base of trachea
syrinx
long, highly coiled posterior to gizzard
small intestine
lies between ascending and descending portion of small intestine
pancreas
short, straight, posterior to small intestine
large intestine
marks division between small and large intestines
colic cecum
ovoid, dark organ just to the right of the distal end of the proventriculus
spleen
lies on dorsal wall of cavity, superficially divided into 3 lobes by passing vessels
kidney
wide tube that carries urine from kidneys to cloaca, emerging from anterior and middle lobes
ureter
bean shaped, lie on anterior lobes of kidneys
testis
carries semen from testes to cloaca, passes mostly on medial side of ureter
ductus deferens
lies on anterior end of left kidney, contains follicles
ovary
relatively straight tube that becomes large and convoluted, conducting ovum to cloaca, subdivided into glandular regions
oviduct
