Planarian Anatomy

Planaria are commonly called flatworms and many species can be found in many different environments. Red planaria are flatworms that can damage coral reefs in.

Planarian Wikipedia

Carbon dioxide leaves the cells and travels to the body surface via the same process.

Planarian anatomy. Anatomy of a flatworm. Planaria is the name of one genus but the name planarian is used to designate any member of the family planariidae and related families. Planaria are common to many parts of the world living in both saltwater and freshwater ponds and rivers.

For example a planarian split lengthwise or crosswise will regenerate into two separate individuals. A planarian is one of many flatworms of the class turbellaria. Some species are terrestrial and are found under logs in or on the soil and on plants in humid areas.

Anatomy of the planarian characteristics brain ganglia planarian can process information about their environement pharynx used for suckling food in the mouth is at the end of the pharynx eyespot simple eye can detect light. Transmembrane protein involved in the formation of channels permeable to ions and small molecules. Some species are marine others are terrestrial.

Planaria exhibit an extraordinary ability to regenerate lost body parts. Most planarians occur in fresh water and are sometimes seen in large masses. For example a flatworm called giardia is a common parasite found in contaminated drinking water that if consumed can cause diarrhea and severe dehydration.

A planarian has a digestive excretory and nervous system but no respiratory or circulatory system. Oxygen enters the body and travels to the animals cells by diffusion.

Mg电子游艺zm7020 Planarian Anatomy Model Zm7020 Planarian