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;
11 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
Circulatory system transport...and... |
Oxygen and nutrients |
Gas n more |
|
|
Gas exchange & nutrient-for-waste exchange occurs at .... |
Across the walls of the smallest blood vessels , capillaries |
"C" |
|
|
Types of circulatory fluid |
1. Blood - contained within blood vessels 2. Hemolymph - flows into hemocoel |
2 types |
|
|
Types of circulatory system. |
Open and close |
2 types |
|
|
Explain Open circulatory system. |
1. ❤ pumps hemolymph via vessels 2. Vessels empty into tissue spaces |
|
|
|
Explain closed circulatory system |
1. ❤ pumps blood to capillaries 2. Gases n materials diffuse to n from nearby cells 3. Vessels return blood to heart without it contracting tissues |
|
|
|
Cnidarians (example:hydras) and flatworms (example:planarians) do not have a ........ system. |
Circulatory |
"⭕" shape |
|
|
Explain more on hydra... |
|
|
|
|
Explain more on planarian. |
|
|
|
|
Vertebrate heart: 1. Atrial chamber(s) 2. Ventricle chamber(s) Explain about the two chambers |
Answer: 1. Recieve blood from general circulation 2. Pump blood out through blood vessels |
|
|
|
Name 2 different circulatory pathways in vertebrates. |
1. Single loop 2. Two circuit |
One n two |
