An example of an animal with paired nerve cords that connect to a simple brain is a ____.
A) starfish
B) jellyfish
C) grasshopper
D) sea urchin
E) planarian
Correct Answer:
Verified
Q8: The membrane potential of a neuron is
Q9: Action potentials _.
A) can move up or
Q10: Neuroglial Schwann cells produce _, which _.
A)
Q11: Interneurons _.
A) act as relay stations
B) detect
Q12: An example of an animal that has
Q14: Identify the correct pathway for signal flow
Q15: The peripheral nervous system _.
A) carries signals
Q16: Which animal is bilaterally symmetrical and has
Q17: Repeated head injuries increase the risk of
Q18: When a neuron is at rest, _.
A)
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