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NP235 MedSurg Exam Questions and Answers
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NP235 MedSurg Exam Questions and Answers
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NP235 MedSurg Exam Questions andAnswers
complete blood count test - Answer -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 - Answer -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 - Answer -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 - Answer -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: - Answer -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
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sleep disturbance
Hematocrit - Answer -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 - Answer -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 - Answer -for men is 14 to 17 grams per deciliter (gm/dL)
for women, it's 12 to 15 gm/dL
Low hematocrit indicates - Answer -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 - Answer -Dehydration
A disorder, such as polycythemia vera, that causes the body to produce too many red
blood cells
Lung or heart disease
five different types of WBCs/leukocytes - Answer -neutrophils
lymphocytes
basophils
eosinophils
Monocytes.
WBC's are the military (they defend aganist foreign invaders)
White Blood Cell (WBC) normal range - Answer -4,500 to 10,000 cells per microliter
(cells/mcL)
Platelets - Answer -also called thrombocytes, are special cell fragments that play an
important role in normal blood clotting.
normal platelet count - Answer -150,000 to 450,000 per microliter of blood.
Primary or essential thrombocytosis - Answer -Abnormal cells in the bone marrow
cause an increase in platelets, but the reason is unknownPowered by TCPDF (www.tcpdf.org)
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