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Questions and Answers
Which animals have a true brain according to the text?
Which animals have a true brain according to the text?
- Arthropods, cephalopods, and vertebrates (correct)
- Bilateral animals and triploblastic animals
- Onychophorans, gastropods, and lancelets
- Sponges and diploblasts
What does the CNS primarily consist of?
What does the CNS primarily consist of?
- Heart and lungs
- Brain and spinal cord (correct)
- Stomach and intestines
- Kidneys and liver
What provides a barrier to chemicals dissolved in the blood, protecting the brain from neurotoxins?
What provides a barrier to chemicals dissolved in the blood, protecting the brain from neurotoxins?
- Dorsal body cavity
- Meninges (correct)
- Spinal canal
- Cerebral spinal fluid
Where is the brain housed in vertebrates?
Where is the brain housed in vertebrates?
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What is the CNS contained within in vertebrates?
What is the CNS contained within in vertebrates?
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