In the diagram, what pH value represents an acidic solution?
a) 12
b) 10
c) 8
d) 6
e) None of these choices.
Answer: d
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Which statement is true regarding the action of an oligodendrocyte?
A. Oligodendrocytes function only within the PNS. B. Each oligodendrocyte can form a myelin sheath around many axons simultaneously. C. Each oligodendrocyte can wrap only a 1mm portion of a single axon. D. An oligodendrocyte is responsible for forming part of the blood-brain barrier. E. A neurolemmocyte attacks pathogens.
The somatic nervous system and the autonomic nervous system are part of both the peripheral nervous system and the central nervous system.
Answer the following statement true (T) or false (F)
Which endocrine organ is found superior to the thymus?
A. Pancreas B. Ovaries C. Adrenal gland D. Thyroid gland E. Testes
Which of the following break(s) the rule that arteries carry oxygenated blood away from the heart?
A) pulmonary arteries B) pulmonary veins C) common carotid artery D) aorta E) superior vena cava