Chapter 12, Lesson 1 Vocabulary Hydrostatic skeleton Coelom Endoskeleton Nervous system Nerve net Neuron Undulation Jet propulsion
A fluid filled internal cavity surrounded by muscle tissue Hydrostatic skeleton
The basic functioning unit of the nervous system found in animals’ nerve cords; found in animals with bilateral symmetry and brains or brainlike structures Neuron
An internal support structure, usually made of bone, and covered by a soft, outer covering Endoskeleton
The fluid filled cavity in a hydrostatic skeleton Coelom
A netlike control system that sends signals to and from all parts of the body; found in animals with radial symmetry and no brain Nerve net
A wavelike motion used by animals that do not have legs; used by animals on land AND in the water Undulation
a type of movement in which the animal takes in water and then pushes it out forcefully to move forward Jet propulsion
Control system that help protect animals from harm and help them move and find food Nervous system
This is an example of which vocabulary word? https://www.youtube.com/watch?v=bEo0-0_oLxE Jet propulsion
This is an example of which vocabulary word? https://www.youtube.com/watch?v=B3NbPUTD5qA undulation