The myelin sheath that covers many CNS axons is formed by
A) astrocytes.
B) satellite cells.
C) oligodendrocytes.
D) microglia.
E) ependymal cells.
C
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If an ionic compound formed between an element from the first column of the periodic table and another from the sixth column, you would expect the compound to include
A. one atom from each of the two elements. ?B. one atom from the first-column element and two atoms from the sixth-column element. ?C. two atoms from the first-column element and one atom from the sixth-column element. ?D. three atoms from the first-column element and two from the sixth-column element.
What specific type of unipolar neuron is shown in the diagram labeled B?
a) Type I cutaneous mechanoreceptor (Merkel disc) b) Corpuscle of touch (Meissner corpuscle) c) Lamellated (Pacinian) corpuscle d) nociceptor e) Purkinje cell
Maltase is a brush border enzyme of the small intestine that digests the sugar maltose.
Answer the following statement true (T) or false (F)
In the BioPac activity examining human brain waves, how many electrodes will be used for the EEG?
A) 5 B) 3 C) 1 D) 15