10 questions
What are the functions of fins on a shark?
Movement, jet propulsion, absorbing oxygen.
Steering, changing direction.
Chemical digestion, nutrient absorption.
Brings prey to mouth, holds prey, detects movement.
What does the spleen on a shark do?
Moves waste away from the body, propels the body forward.
Produces/cleans red blood cells.
Protects the heart.
Produces bile, detoxifies the blood.
What are the characteristics of all cephalopods?
Bilateral symmtery
Highly-developed olfactory senses
Large jaws, sharp teeth
Color changing abilities
Thick skin
What thick layer of skin helps to protect the heart in a shark?
Spleen
Spiracle
Mantle
Pericardial cavity
What helps to hold prey in a shark?
Spleen
Suction cups
Tentacles
Arms
What does a shark use for movement?
Caudal fin
Pelvic fin
Pectoral fin
Dorsal fin
What does a shark use for steering/changing direction?
Caudal fin
Pelvic fin
Pectoral fin
Dorsal fin
What does a shark use for stabilization?
Caudal fin
Pelvic fin
Pectoral fin
Dorsal fin
What structure in a shark cleans red blood cells?
Spleen
Liver
Endolymphatic pores
Pancreas
What is the main function of the mantle?
To protect the organs
To protect the heart muscle
To protect the spleen
To protect the liver