Podcast
Questions and Answers
What type of signals do neurons use to communicate?
What type of signals do neurons use to communicate?
- Electrical signals only
- Magnetic signals
- Both electrical and chemical signals (correct)
- Chemical signals only
Where does the processing of information take place in the nervous system?
Where does the processing of information take place in the nervous system?
- Ganglia only
- Brain only
- Peripheral nervous system (PNS)
- In simple clusters of neurons called ganglia or a more complex organization of neurons called a brain. (correct)
Which animal is mentioned as a good model for studying neuron function due to its extremely large nerve cells?
Which animal is mentioned as a good model for studying neuron function due to its extremely large nerve cells?
- Mantle
- Arm
- Squid (correct)
- Cone snail
What is the function of dendrites in a neuron?
What is the function of dendrites in a neuron?
What stage involves the detection of external stimuli and internal conditions in the nervous system?
What stage involves the detection of external stimuli and internal conditions in the nervous system?
In the nervous system, where does integration take place?
In the nervous system, where does integration take place?
Where does signal transmission occur in a neuron?
Where does signal transmission occur in a neuron?
What is the function of ganglia in the nervous system?
What is the function of ganglia in the nervous system?
Where do nerves with giant axons, ganglia, and the brain belong within the nervous system?
Where do nerves with giant axons, ganglia, and the brain belong within the nervous system?
What is the function of neurotransmitters in signal transmission between neurons?
What is the function of neurotransmitters in signal transmission between neurons?
Which part of a neuron has most of its organelles located in it?
Which part of a neuron has most of its organelles located in it?
What is the function of the axon in a neuron?
What is the function of the axon in a neuron?
What is the main role of the peripheral nervous system (PNS)?
What is the main role of the peripheral nervous system (PNS)?
Which cells nourish or insulate most neurons in the nervous system?
Which cells nourish or insulate most neurons in the nervous system?
What is the main purpose of axons in a neuron?
What is the main purpose of axons in a neuron?
In which part of a neuron does the transmission of information occur?
In which part of a neuron does the transmission of information occur?
Which of the following ions is important in the electrochemical signaling process of neurons?
Which of the following ions is important in the electrochemical signaling process of neurons?
How might increased branching of an axon help coordinate responses to signals communicated by the nervous system?
How might increased branching of an axon help coordinate responses to signals communicated by the nervous system?
