BUILDING PLAN SHEET SIZE. In order to facilitate the review of building plans and inspection in the field, building plans must. have a degree of standardization. One aspect of standardization is plan sheet size. Plan sheet sizes ranging from 36 wide x 24 high to 48 wide x 36 high are the most. manageable.
Rh incompatibility is a condition that occurs during pregnancy if a woman has Rh-negative blood and her baby has Rh-positive blood. Rh-negative and Rh-positive refer to whether your blood has Rh factor. Rh factor is a protein on red blood cells. If you have Rh factor, you're Rh-positive.
Rh disease occurs during pregnancy when there is an incompatibility between the blood types of the mother and baby. Every person has a blood type, (O, A, B, or AB) and an Rh factor, either positive or negative. The blood type and the Rh factor simply mean that a person's blood has certain specific characteristics. The blood type is found as proteins on red blood cells and in body fluids. The Rh factor is a protein that is found on the covering of the red blood cells.