Skeleton and Muscles
What are the two types of skeleton?
Endoskeleton + Exoskeleton
What is the nervous system?
It receives information from the environment and coordinates a response.
It allows animals to detect signals in their environments, process the signals, and react to them.
Name 3 ways animals move.
slither, walk, jump/hop, fly, etc.
What is the nerve cell with a unique structure for receiving and passing on information?
Neuron
Fins, webbed feet, streamlined bodies, and jet propulsion are examples of what kind of movement?
Movement in Water
What are one of three functions of the skeleton?
1) Shapes and supports an animal
2) Protect its internal organs
3) Allows it to move in its environment
What is a signal that causes an animal to react in some way called?
Stimuli
How does a snake move?
slithers/using it body muscles
This neuron detects the stimuli
Sensory Neuron
Body muscles, long arms, muscular legs, foot and mucus are all examples of what kind of movement?
Movement on Land
What is the process of arthropods shedding their exoskeletons periodically and produce a new one called?
Molting or Shedding
What is an animal's reaction to stimulus?
Response
What are the three types of environments that animals move in? (Movement in ________)
Movement in Water
Movement on Land
Movement in the Air
This neuron pass information between neurons
Skin & bones, paired wings, wings for hovering, and feathers are all examples of what kind of movement?
Movement in the air
What is the tissue that is more flexible than bone?
Cartilage
What is one example of stimulus and response?
Answers can vary
What are two of four reasons that animals move?
2) Defend and protect themselves
3) Maintain homeostasis
4) Find mates/reproduce
This neuron carry response information to muscles and other organs
How does a racoon's nervous system work with its muscular system to escape an eagle?
A racoon hears or sees the eagle (stimuli) then runs away to hide for safety (response).
What is the function of muscles?
It helps animals move their body parts
Animals with organized nervous systems have what organ?
What are the three human body systems that help animals move?
Nervous system, muscular system, and skeletal system.
In a nerve cell, information travels as an electrical messaged called what?
Impulse
What adaptions does an eagle have for moving?
It has feathers and wings.