Chapter 12 Animal Structure and Function Test-AB

Front

What is an open circulatory system?

Back

A system that transports blood and other fluids to open spaces surrounding the organs in the body.

Front

What gas is eliminated through the gills?

Back

Carbon dioxide.

Front

Which organisms do not have filtering mechanisms in their bodies?

Back

Sponges.

Front

What do all animals need to take in and eliminate to survive?

Back

Oxygen and carbon dioxide.

Tags

NGSS.MS-LS2-3

Front

What are gills?

Back

Organs that allow oxygen to diffuse into an animal's body and carbon dioxide to diffuse out.

Front

What is the function of spiracles in animals?

Back

Spiracles are openings that allow air to enter the respiratory system of some animals.

Front

What is diffusion in the context of animal respiration?

Back

The process by which gases move from an area of higher concentration to an area of lower concentration.

Front

What role do kidneys play in animal bodies?

Back

Kidneys filter waste products from the blood and regulate water and electrolyte balance.

Front

What is ammonia in relation to animal waste?

Back

Ammonia is a toxic byproduct of protein metabolism that must be eliminated from the body.

Front

What is the difference between a closed circulatory system and an open circulatory system?

Back

A closed circulatory system has blood contained within vessels, while an open circulatory system has blood that flows freely in open spaces.