18 Questions
What type of bones grow in the skull and cease growing when bony sutures develop between them?
Membrane or dermal bones
What is the primary function of the exoskeleton in crustaceans?
To serve as defensive armor
What is the common material found in the skeletons of corals, brachiopods, echinoderms, and mollusks?
Lime (CaCO₂)
What is the main characteristic of arthropod exoskeletons?
They are jointed and made of organic materials containing chitin
What is the role of the skeleton in vertebrates?
To support the body, provide attachment points for muscles, and house and protect the brain and nerve cord
What is the fundamental pattern of the internal skeleton seen in?
A frog
What is the primary function of the cranium in the vertebrate skull?
To house and protect the brain
What are the three pairs of sense capsules in the vertebrate skull?
For the organs of smell, sight, and hearing
What is the visceral skeleton in the vertebrate skull?
A series of paired arches providing the jaws and supporting the tongue
Which part of the vertebrate skull begins in the embryo as cartilage?
The skull as a whole
What are the points of attachment for the true ribs in land vertebrates?
The transverse processes
What is the function of the transverse processes in land vertebrates?
To serve as points of attachment for the true ribs
What is the primary function of sweat glands in the human body?
To help cool the body through evaporation of perspiration
What is the characteristic of human skin that suggests humans originated in a warm environment?
Its thinness and scarcity of hair
What type of skeleton do vertebrates have?
Endoskeleton
What is the primary function of the skeleton in animals?
To give physical support and protection to the body
What type of skeleton do corals, mollusks, and arthropods have?
Exoskeleton
What is the characteristic of the skeleton in echinoderms, arthropods, and vertebrates?
It is variously jointed and movable
This quiz covers the characteristics and components of animal body structures, including exoskeletons, vertebrate features, and the limitations of body size. Explore the types of animals that possess these structures and their functional significance. Learn about the importance of body armor and the consequences of excessive growth.
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