All of the following are functions of the myelin sheath EXCEPT which one?
A) The myelin sheath speeds up transmission of action potentials.
B) The myelin sheath insulates a neuron and saves the neuron energy.
C) The myelin sheath plays an important role in synaptic transmission.
D) The myelin sheath is involved in the repair of damaged neurons in the peripheral nervous system.
C
You might also like to view...
During development, an XX female embryo will form one of the X chromosomes in each cell into a Barr body. This usually occurs
A) about two weeks after zygote formation. B) by the end of the first trimester. C) at the 16-cell stage. D) in the X that has the most recessive alleles.
The passenger pigeon went extinct due to an introduced parasite.
Answer the following statement true (T) or false (F)
Water moves out of filtrate in the nephron tubule into the interstitial fluid by
A) filtration. B) excretion. C) secretion. D) osmosis.
Fill in the blanks, selecting from the choices below
Light + _________ + _________ -> _________ + heat + sugars CO, CO2, O2, H2, H2O, N2, NO