Tracheal intubation. Tracheal intubation, usually simply referred to as intubation, is the placement of a flexible plastic tube into the trachea (windpipe) to maintain an open airway or to serve as a conduit through which to administer certain drugs.
Shade â Moss also likes to grow in the shade, which makes sense as moisture is more likely to linger in these areas and the moss will be less likely to dry out quickly. Acidic soil â Moss also likes soil with a higher acidity, normally soil with a pH of about 5.5.
The haploid gametophyte stage contains half the chromosome number & produces gametes (egg & sperm) 1  Gametophyte stage is dominant in the mossâs life cycle. 2  Gametophytes are photosynthetic & have root-like rhizoids. 3  The diploid sporophyte has a complete set of chromosomes & produces spores by meiosis.