Structures for Support
A fluid-filled internal cavity surrounded by muscle tissue?
What is hydrostatic skeletons?
page - 412
Help protect animals from harm and help animals find food?
What is nervous system?
pages - 414
Helps animals obtain food and escape from danger?
What is movement?
page- 416
Oxygen that must enter the body so the cells tissues are able to use it for life processes?
What is gas exchange?
page- 422
Helps animals eat and break their food into smaller pieces?
what is teeth?
page- 430
A fluid-filled cavity?
What is the coelom?
Page- - 412
A net-like control system that sends signals to and from all parts of the body?
What is a nerve net?
page- 414
Some animals that move in a wavelike motion?
What is undulation?
page- 416
The movement of substances from lower concentration?
What is diffusion?
page- 422
Animals that take in food suspended in water?
what is filtered feeding?
page- 431
Providing support and protection for many invertebrates?
What is Exoskeletons?
page- 413
Basic functioning unit of the nervous system?
What is neuron?
page- 415
Take in water and then push the water out forcefully to move forward in a process?
What is jet propulsion?
page- 416
Tiny holes on the surface for an organism where oxygen enters the body and carbon dioxide leaves the body?
What is Spiracles?
page- 422
A material similar to the bristles of a broom that filter out tiny organisms in their gills?
What is baleen?
page- 431
Protects internal organs and provides the organism with structure and support?
What is Endoskeletons?
Page- 413
Has many neurons that detect changes in its external environment?
What is nerve cords?
page- 415
Most animals that live on land and move?
What is walking?
page- 417
Organs that enable oxygen to diffuse into an animal's body and carbon dioxide to diffuse out?
What is gills?
page- 423
The first step of obtaining food that animals use different structures to find and chew their food?
What is structures for feeding?
page- 430
Animal that are invertebrates, or animals without back-bones?
What is structures of support?
Pages - 412
All animals reacting to changes in the environments?
What is structures for control?
page- 414
A type of limb on an bird or bat?
What is wings?
page- 417
A bag-like organs that can be filled with air?
What is lungs?
page- 423
Some animals particularly insects, having specialized parts for eating?
What is mouth parts?
page- 431