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Questions and Answers
What is the function of cerebrospinal fluid?
What is the function of cerebrospinal fluid?
- To protect the sensory organs
- To transmit nerve signals
- To cushion the brain and spinal cord (correct)
- To store important information
Which structures are protected by the skull and backbone respectively?
Which structures are protected by the skull and backbone respectively?
- Central nervous system and peripheral nervous system
- Cerebrospinal fluid
- Sensory organs and special nerves
- Brain and spinal cord (correct)
How many neurons are there in the human brain?
How many neurons are there in the human brain?
- 10 million
- 1 billion
- Less than 0.1 trillion
- More than 0.1 trillion (correct)
How much does the human brain weigh approximately?
How much does the human brain weigh approximately?
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Which gender possesses 6.5 times more gray matter in the brain?
Which gender possesses 6.5 times more gray matter in the brain?
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True or false: The spinal cord starts exactly below the medulla oblongata and extends up to the lumbar vertebrae?
True or false: The spinal cord starts exactly below the medulla oblongata and extends up to the lumbar vertebrae?
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True or false: The spinal cord is responsible for conveying messages from the brain to the rest of the body and vice versa?
True or false: The spinal cord is responsible for conveying messages from the brain to the rest of the body and vice versa?
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True or false: Nerves inside the brain convey messages in the form of signals from the brain?
True or false: Nerves inside the brain convey messages in the form of signals from the brain?
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