Not much according to Consumer Reportsâ latest mattress tests. The Sleep Number c2 Bed matched the Sleep Number i8 bed Pillowtop, $3,000, in our tests for back and side support. Even better, we bought the Sleep Number c2 Bed on sale for $700. Here are the details plus news on other new mattresses in our tests. For our body-support tests we graph the spineâs natural curve on a range of test subjects.
1. The fluid consisting of plasma, red blood cells, white blood cells, and platelets that is circulated by the heart through the arteries and veins, carrying oxygen and nutrients to and waste materials away from all body tissues. 2.lood varies in color from a bright red in the arteries to a duller red in the veins. The total quantity of blood within an individual depends upon body weight; a person weighing 70 kg (154 lb) has about 4.5 liters of blood in the body.
The measure is attained by multiplying a volume of blood by the proportion of blood that is cellular (the hematocrit (or haematocrit)), and dividing that product by the number of erythrocytes (red blood cells) in that volume. The mean corpuscular volume is a part of a standard complete blood count.In a laboratory test that computes MCV, erythrocytes are compacted during centrifugation.n patients with anemia, it is the MCV measurement that allows classification as either a microcytic anemia (MCV below normal range), normocytic anemia (MCV within normal range) or macrocytic anemia (MCV above normal range).