Vocab 1
Definition between Vertebrae and Vertebrates
Vertebrae = the backbone (spine) itself.
Vertebrates = animals with a backbone.
What are arthropods?
An invertebrate that has segmented body, covered with an exoskeleton (hard outer skeleton)
A _____ does not typically make up an arthropods body.
A neck does not typically make up an arthropods body.
How does a hagfish or lamprey feed?
They bite onto their prey and suck out flesh and fluids.
Antennae
What is an Endoskeleton?
An endoskeleton is an internal support system that grows along with the animal.
What are the three main groups of arthropods?
Insects, Crustaceans and Arachnids.
Most fish eggs have ______ casings that ____ can pass through.
Most fish eggs have soft casings that water can pass through.
Which organ does the ribs protect?
Heart and Lungs
Define Molting.
the process where an arthropod sheds its old skin/shell (or feathers) to allow for growth
What is a lateral line
a sensory system organ that allows fish to sense objects and organisms nearby them.
Tell me a similarity between spiders and centipedes?
Both are predators of their arthropod groups.
An exoskeleton is a rigid, outer layer that covers and protects invertebrates like lobsters.
Describe cartilaginous fish.
Cartilaginous fish have skeletons that are made of cartilage, like sharks or rays.
Explain what an arthropods abdomen is.
The hind portion of the body, found behind the thorax in an invertebrate or arthropod's body.
Overlapping structures that cover the bodies of bony fish are called what?
Scales.
Why are exoskeletons so important to an arthropod?
1. Let's them live in many different environments.
2. Protects the soft inner body.
3. On land, keeps cell tissues and organs from drying out.
Endoskeletons ______ muscles and surrounds and _____ the _____ cord.
Endoskeletons supports muscles and surrounds and protects the spinal cord.
What is important about a fish's gills?
it is where the fish exchanged oxygen and carbon dioxide (breathe)
What is a Thorax and why is it important?
a Thorax is the middle section of an arthropods body, often were legs or wings are attached for flying insects.
Define a swim bladder.
The organ inside most fish that can fil with air and allow the fish to float in water.
If we were to attack an arthropod, when would be the best time?
When the arthropod is molting because it’s soft body is exposed.
Often insects are _______ creatures and only the ______ produces and lays eggs.
Often insects are social creatures and only the queen produces and lays eggs.
What are the three major fish groups?
Jawless fish, Bony fish, Cartilaginous fish.
Explain the term Metamorphosis.
a process where insects go through great change. First they spend most of their time eating.
Second, they go into a casing, protected as the new body develops.
Finally the insect leaves the casing as an adult and can produce new generations.