Biology chapter 25 Flashcards
Tube that begins at the mouth and ends at the anus
Digestive Tract
Stomach chamber in cows and related animals in which symbiotic bacteria digest cellulose
Rumen
Feathery structure specialized for the exchange of gases with water
Gill
Respiratory organ; place where gases are exchanged between the blood and inhaled air
Lung
One of many tiny air sacs at the end of a bronchiole in the lungs that provide surface area for gas exchange to occur
Alveolus
Hollow muscular organ that pumps blood throughout the body
Heart
Type of circulatory system in which blood is only partially contained within a system of blood vessels as it travels through the body
Open circulatory system
Type of circulatory system in which blood circulates entirely within blood vessels that extend throughout the body
Closed circulatory system
Upper chamber of the heart that receives blood from the rest of the body
Atrium
Lower chamber of the heart that pumps blood out of heart to the rest of the body
Ventricle
Process by which metabolic wastes are eliminated from the body
Excretion
An organ of excretion that separates wastes and excess water from the blood
Kidney
Excretory structure of an annelid that filters body fluid
Nephridium
Structure in most terrestrial arthropods that concentrates the uric acid and adds it to digestive wastes
Malpighian tubule
List the 4 ways animals obtain food
Filter feeders
Carnivores
Detrivores
Herbivores
List the 2 types of circulatory systems
Open circulatory system
Closed circulatory system
List the 4 basic characteristics of all respiratory systems
Large surface area
Moist
Selectively permeable membrane
Maintain a difference in concentrations of oxygen and carbon dioxide on either side of the membrane
