Science Notes Chapta 2

Front 1

Closed Circualtory System

Back 1

a circulatory system in which the heart circulates blood through a network of blood vessels that form a closed loop; the blood does not leave the blood vessels, and materials diffuse across the wall of vessels.

Front 2

open circulatory system

Back 2

a circulatory system in which the circulatory fluid is not contained entirely within vessels; a heart pumps fluid through vessels that empty into spaces called sinuses.

Front 3

3 main body parts of a arthropod

Back 3

1. Head
2. Thorax
3. Abdomen

Front 4

relationship between parasite and host

Back 4

Parasite: Can hook onto any animal in the animal kingdom
Host: The one the parasite feeds off of
The host helps the parasite to survive, wheras the host gets a number of symptoms and sicknessess from it

Front 5

4 characteristics of an arthropod

Back 5

1. a segmented body with specialized parts
2. jointed limbs
3. an exoskeleton
4. well-develpoed nervous system

Front 6

3 functions of neuron

Back 6

1. A neve cell
2. Transports information through eletrical and chemical systems
3. Helps animals communicate
3. helps