NP235 MedSurg exam 2023 with 100% correct answers

complete blood count test Red blood cells, which carry oxygen White blood cells, which fight infection Hemoglobin, the oxygen-carrying protein in red blood cells Hematocrit, the proportion of red blood cells to the fluid component, or plasma, in the blood Platelets, which help with blood clotting Red blood cells The normal range: for men, it is 5 million to 6 million cells/mcL for women, it is 4 million to 5 million cells/mcL comprise 45% of blood volume round with a flattish, indented center, like doughnuts without a hole Hemoglobin The normal range: for men is 14 to 17 grams per deciliter (gm/dL) for women, it's 12 to 15 gm/dL A protein inside red blood cells that carries oxygen from the lungs to tissues and organs in the body and carries carbon dioxide back to the lungs. For a low RBC count, symptoms could include Fatigue shortness of breath dizziness, weakness, or lightheadedness, particularly when a person changes position quickly increased heart rate headaches pale skin For a high RBC count, symptoms such as: fatigue shortness of breath joint pain tenderness in the palms of the hands or soles of the feet itching skin, particularly after a shower or bath sleep disturbance Hematocrit blood test determines the percentage of red blood cells (RBC's) in the blood. indicates the percentage of blood by volume that is composed of red blood cells. "anemia" results from having too few red blood cells. Hematocrit Range For men, 38.8 to 50 percent For women, 34.9 to 44.5 percent For children ages 15 and younger, the normal range varies by age and sex. Hemoglobin Range for men is 14 to 17 grams per deciliter (gm/dL) for women, it's 12 to 15 gm/dL Low hematocrit indicates An insufficient supply of healthy red blood cells (anemia) A large number of white blood cells due to long-term illness, infection or a white blood cell disorder such as leukemia or lymphoma Vitamin or mineral deficiencies Recent or long-term blood loss higher than normal hematocrit can indicate Dehydration A disorder, such as polycythemia vera, that causes the body to produce too many red blood cells Lung or heart disease