WorksheetsThe invertebrate and vertebrate circulatory system
Total questions: 10
Worksheet time: 6mins
The job of the heart is to . . .
pump blood around the body.
send food to the small intestines.
break down food.
give energy to the body.
This group of organisms uses diffusion and a gastrovascular cavity for oxygen exchange.
amphibians
cnidarians like jelly fish
reptiles
mammals
A student is told that he should collect an organism containing hemolymph. Which of the below organisms would satisfy this requirement?
starfish
bird
sponge
insect
When you step on a cockroach or smash a fly, there is no red blood because
the blood is enclosed in a closed circulatory system.
it is too small to require oxygen for respiration.
the blood is a colorless hemolymph that does not carry oxygen.
the blood is actually a colorless hemolymph that carries oxygenon molecules other than reddish hemoglobin.
Some animals lack a circulatory system, depending on diffusion to distribute gases and nutrients through the body. Which of the following would fit that description?
hydra
starfish
grasshopper
clam
Identify:
Left Ventricle
Right Atrium
Right Ventricle
Left Atrium
What do red blood cells do?
Carry oxygen from the lungs to the body cells and transport carbon dioxide from the cells back to the lungs
Collects blood from the capillaries and drain it into the veins
Keeps blood flowing in one direction to the heart and prevent blood from flowing backwards
Bring nutrients to the cells and carries away waste materials
The upper chambers of the heart are called:
atria
septa
ventricles
tubercles
