Many axons are insulated by a surrounding layer of fatty material called the myelin sheath.
Correct Answer:
Verified
Q240: Neurons greatly outnumber glial cells.
Q241: An adult brain contains about 100 billion
Q242: Neurotransmitters make it possible for one neuron
Q243: Axons commonly divide at the end into
Q244: The human body has 43 pairs of
Q246: In myelinated axons, the action potential appears
Q247: One purpose of the myelin sheath is
Q248: Central nervous system cells cannot be produced
Q249: Nerve impulses travel more slowly in babies
Q250: A neuron at rest is neutral in
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents