Pregnant women and people with cirrhosis have extra fluid, which dilutes the blood, decreasing the hemoglobin. Dehydration concentrates the blood, increasing the hemoglobin.
The definition of density is mass per unit volume. For any object or sample of a substance, it can be calculated as (mass) divided by (volume).
If two objects or samples with the same volume have...
A high pitch (> 2 kHz) of a pure tone will be perceived to be getting higher if its loudness is increased, whereas a low pitch (< 2 kHz) will be perceived to be going lower with increased...