Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
4 Cards in this Set
- Front
- Back
|
closed circulatory system
|
in wich the heart circulates blood through a network of vessels that form a closed loop ;blood doesn't leave blood vessels .
|
|
|
open circulatory system
|
the cicrulatory fluid is not contained entirely within vessels; heart pumps fluid through vessels that empty into spaces called sinuses.
|
|
|
3 main body parts of an arthropod
|
a head, thorax, and abdomen.
|
|
|
relationship between parasite and host
|
a parasite feeds off of other living organisms and a host is what the parasite feeds off.
|
