ANEMIAS Flashcards

1
Q

Impoverished condition of the blood caused by reduction in RBC, Hgb, or BOTH

A

ANEMIAS

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2
Q

Anemia is considered to be present if the hemoglobin conc. of the hematocrit is below the lower limit of the 95% reference interval for the individual’s ___, _____, and ____

A

age, sex, and geographic location

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3
Q

Anemias is defined as a decrease in _________ → resulting in decreased oxygen delivery to the tissues

A

erythrocytes and hemoglobin

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4
Q

Anemias can be classified morphologically using (2)

A

○ RBC indices (MCV, MCH, MCHC)
○ Etiology/ Cause

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5
Q

_____ is more accurate than MCH

A

MCHC

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6
Q

Anemia is suspected when the hemoglobin level is

A

<12 g/dL in men or <11 g/dL in women

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7
Q

Anemia is mainly caused by: (2)

A

○ Decreased RBC production
○ Increased RBC destruction

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8
Q

problems in site of production in long bones

A

Decreased RBC production

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9
Q

healthy BM, but are easily destroyed (e.g. thalassemia)

A

Increased RBC destruction

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10
Q

Total production of RBC

A

Total Erythropoiesis

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11
Q

Total production of RBC & can be measured through: (3)

A

–M:E ratio
–Fecal urobilinogen
–Plasma iron Turnover

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12
Q

Production of RBC that reaches the circulation of peripheral blood (it reaches its lifespan of 120 days)

A

Effective Erythropoiesis

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13
Q

Effective Erythropoiesis Measured through:

A

–RBC Turnover Utilization of Iron
–RBC Lifespan
–Reticulocyte Count

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14
Q

GENERAL CLINICAL SIGNS & SYMPTOMS OF ANEMIA (7)

A
  1. Low hemoglobin concentration & Blood Volume
  2. Fatigue
  3. Dyspnea on exertion
  4. Faintness
  5. Vertigo
  6. Palpitation
  7. Headache
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