Hb (Noun)
Meaning
A hemoprotein composed of globin and heme that gives red blood cells their characteristic color; function primarily to transport oxygen from the lungs to the body tissues; "fish have simpler hemoglobin than mammals".
Classification
Nouns denoting substances.
Examples
- The main function of hemoglobin is to carry oxygen from the lungs to the tissues and carbon dioxide from the tissues to the lungs.
- In humans, hemoglobin is composed of about 96% hematocrit, which is made up of iron and protein.
- Hemoglobin levels in the blood are typically higher in people who live at high altitudes than in those who live at low altitudes.
- A deficiency in hemoglobin can lead to anemia, a condition characterized by fatigue and weakness.
- The hemoglobin in fish is adapted to function well in cold water and at high pressures.