- air sacs by Erica Webster
sacs that communicate with the respiratory, air-filled membranous system in birds and primates.avian air sacs there are eight air sacs in the chicken: an unpaired cervical, an unpaired clavicular, a pair of cranial thoracic, a pair of caudal thoracic and a pair of abdominal sacs. They connect with the lungs through ostia along the ventrolateral borders ...
- Sauks by Webster's
n.pl.) Same as Sacs...
- Laryngeal Sacs by Great Soviet Encyclopedia
protrusions of the mucosa of the larynx in some mammals, which act as resonators in voice production.Paired laryngeal sacs are well developed in the anthropoid apes and are present in horses, asses, tapirs, and certain toothed whales. Besides paired laryngeal sacs, an unpaired sac is sometimes formed by a protrusion of the laryngeal wall ...
- Air Sacs by Great Soviet Encyclopedia
... .In tailless amphibians, air sacs are paired or unpaired processes in the back of the oral cavity called vocal sacs. In reptiles (some turtles and lizards) air sacs are blind processes in the lungs.Birds have five pairs of air sacs. The abdominal sacs branch off from the main bronchi and are situated between the organs of the abdominal cavity. The other four ...
- anal sacs by Aaron Newman
a pair of sacs between the internal and external anal sphincter on either side at the mucocutaneous junction of the anus in carnivores. The walls are lined with large sebaceous glands and in dogs also apocrine glands. The combined ...