Science Study Guide 1-23-23 Flashcards
Difference between mechanical and chemical digestion?
Mechanical digestion involves physically breaking down food substances into smaller particles while in Chemical Digestion, the stomach and intestines use chemicals to break down food molecules.
Carnivore…
Animals that get most energy from eating other animals.
Are you ready for the test?
Yes
Omnivore…
Animals that will eat both plants and animals to get energy.
Herbivore…
Animals that eat mostly plants to get energy.
Filter Feeders…
Animals that have structures that are designed to strain tiny algae and protists.
Termites have ________ in their guts that help them digest wood.
Protists
Sponges are ________________.
Filter Feeders
What will an ectotherm do to regulate its body temperature?
Move to warmer or colder areas.
What does the circulatory system do?
It pumps blood around the body using the heart and lungs.
What is the difference between veins and arteries?
Veins bring blood to the heart. Arteries bring blood away from the heart.
Fish have…
Two chambered hearts
Jellyfish have…
Hydrostatic Skeletons
An endoskeleton can be a…
Reserve for important minerals
Ligament…
A tough, flexible band of connective tissue that holds bones together at a joint
What does it mean to be Sessile?
You remain in one place throughout your entire life.
Some vertebrates can breathe through their…
skin
Endoskeletons support more weight than…
Exoskeletons
Capillaries…
A tiny blood vessel connecting an artery and a vein
Diaphragm…
A motion that draws air into the lungs and forces it back out.
Filaments…
Increases the area of the gills and helps with gas exchange
Gizzard…
A muscular organ that performs grinding and crushing
Hemolymph…
White blood-like fluid in and open circulatory system
Intestines…
Absorb nutrients into the bloodstream
Mandibles…
Lower jawbone of fish and mammals
Neurons…
Special cells that collect information and transmit electrical impulses
Spiracles…
Little tiny openings along insects that allows air to the insects tissue
Tracheae…
An organ that conducts air toward the lungs
