What is the reader's first view of Jekyll's laboratory? What are the descriptive details in this part of Chapter 1?

We are
first taken into the laboratory in chapter 5. It is described as being in a building separate
from the main house. To get to it, one must go through the kitchens in the basement of the house
(the text says one is "carried down" by the kitchens. Kitchens were the servants'
area, usually located in the basement of a London home). Therefore, the laboratory is apart from
the central living area and not easily accessible.

This building is described
in terms that make it seem prisonlike and unpleasant. We learn it is sometimes called the
"dissecting rooms," as a surgeon once owned the house and used the space to study
anatomy. Now the main source of inquiry is chemistry, but the association with death and
cadavers has been established. 

Mr. Utterson goes through this dingy, unkept
place, past equipment strewn around. He climbs up a staircase and through a red, baize-covered
door into Dr. Jekyll's inner sanctum. The isolation of the laboratory, and especially of the
final room with its...