The dorsal column contains both ascending and descending tracts

Which of the following statements regarding intumescent and mastic coatings is MOST accurate?

A) The charring that occurs when intumescent coatings are exposed to the heat of a fire acts as the insulating material for the steel. B) Intumescent coatings are applied in a thickness greater than the thickness of SFRMs. C) Both mastic and intumescent coatings are more visually appealing and less expensive than SFRMs. D) Mastic coatings have a more complex reaction to the heat of a fire than intumescent coatings.

Define each of the following terms:

cephalgia