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Larger Animals Without a Separate Circulatory System Flatworm Gastrovascular System For larger or more active animals, some form of more efficient circulatory system is ...
... regulatory molecules hormones Circulatory systems All animals have: circulatory fluid = “blood” tubes = blood vessels muscular pump = heart Open circulatory system ...
(swimming, burrowing, basking, etc.) Closed circulatory system; double loop; Heart = two ... structures in throat Muscular Tail – Extends beyond anus Only 4-5% of animals ...

... control of the animals free will Heart Secretory organs- force out secretions Digestive system- movement of food Respiratory system Smoothed or straited The Circulatory ...
S. MORRIS 2006 The circulatory system carries blood and dissolved substances to and from different places in the body. The Heart has the job of pumping these ...
... cells of the tissues interstitial fluids return to the heart other animals have closed circulatory systems open circulatory systems Figure 49.1 closed circulatory system ...
of Farm Animals Reasons to Learn Anatomy and Physiology To describe animals in ... be converted back to glycogen (build up of an “oxygen debt”) Circulatory System ...
... Second opening becomes the mouth Animal Body Plans: Circulation In small animals, gases and nutrients diffuse through the body Most animals have a circulatory system ...
... in snails Open or closed circulatory system Open vs. Closed Circulatory System * Open No blood vessels Blood surrounds body’s organs, delivers O2 Smaller animals ...
... Circulatory Systems Circulation in an open system Introduction Principles of Animal Physiology Circulatory ... Circulatory Systems Types of pumps in animals Circulatory Pumps ...
Arial Default Design Mollusca Phylum Sample Animals Body Cavity and Symmetry Nervous System Circulatory System Digestive System Excretory System Locomotion ...
* Circulatory System Mammalian heart has 4 chambers Mammals have a muscle , the diaphragm ... for the fish since it is in water, but would not work for land animals who need ...
... their environment Locomotion relates to ability to obtain food Most animals ... sections) Live in water or underground have a nervous and circulatory system ...
... digestive tract separate mouth and anus pseudocoelomic fluid acts as circulatory system ... is an Animal What is an Animal Major Evolutionary Divergences Among Animals ...
... earthworm, sandworm, and leech Coelomate _____ circulatory system ... sea lilies, brittle star, sea biscuit Spiny skinned animals Unique water vascular system ...
An annelid has a closed circulatory system in which blood stays in blood vessels as it moves through the body. Most animals dispose of wastes through excretory systems.
... planarian Parasites = tapeworm Has the first primitive excretory system called FLAME BULB CELLS = removal of ammonia (urea = higher forms of animals) No circulatory ...
Lymphatic system Amphibians and Reptiles Like lungfish ... Double pump Low pulmonary pressure placenta Circulatory ... Very tall animals (e.g. giraffe) must be able to pump ...
... in mantle cavity Can have 1 or 2 gills Some have a siphon Open circulatory system Blood ... Scaphopoda – Boat feet Often called “tusk shells” Burrowing animals ...
... Social insects form colonies with divisions of labor (ants, bees,wasp, termites Open circulatory system Eyed-Hawk moth; looks like the eyes of a hawk so other animals ...
From top to bottom, each category has fewer species, and the groups of animals ... Circ system Circulatory System aortic pumps “ heart ” The circulatory system is not ...
Water vascular system in star fish, open circulatory systems in insects and closed circulatory systems in earth worms and squids. Gastrovascular Cavities Simple animals ...
Circulation In a closed circulatory system, a heart or a heart-like organ forces blood ... of sperm & egg External fertilization Observed in less complex animals Eggs are ...
Endoskeleton-supports and protects the animals body. Major groups-Fishes ... rich air Have air sacs in the body cavity and bones Circulation Closed circulatory system ...
... larvae or direct development dorsal and ventral blood vessels; closed circulatory system ... Phylum Chordata Subphylum Vertebrata Contains a wide variety of animals that ...

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