10 Questions
What type of skeleton is supported by the hydrostatic pressure of body fluids?
Hydroskeleton
What type of animals have an endoskeleton centered around an axial vertebral column?
Vertebrates
What is the rigid outer shell that holds up an organism's shape called?
Exoskeleton
What is the rigid internal frame to which the organs and soft tissues attach called?
Endoskeleton
What is the connective tissue found in the skeletal systems of vertebrates and invertebrates?
Cartilage
How many bones make up the facial bones?
8 bones
Which bone forms the forehead and superior part of the eye socket?
Frontal bone
Which bone spans the width of the skull and part of the floor of the cranial cavity?
Sphenoid bone
How many flat bones make up the cranium?
8 flat bones
Which bone lies anterior to the sphenoid, separates the nasal cavity from the brain, and forms the roof of the nasal cavity and medial walls of the orbits?
Ethmoid bone
Test your knowledge of animal anatomy with this quiz on the different types of skeletons. Challenge yourself with questions about exoskeletons, endoskeletons, and hydroskeletons to learn more about how animals are supported and protected.
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