
TAH -
Quiz
•
Biology
•
1st - 5th Grade
•
Practice Problem
•
Medium
Alberto Martínez Jódar
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué es el HEMATOCRITO?
Concentración de hemoglobina en sangre
Volumen hematies respecto del volumen total de sangre
Eritrocitos/Litro en sangre
Peso de hemoglobina en eritrocitos
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué técnica se utiliza para medir directamente el hematocrito?
Espectrofotometría
Hemólisis química
Centrifugación
Colorimetría
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué anticoagulante se recomienda para la determinación del hematocrito?
EDTA o Heparina
Citrato sódico
No se usan anticoagulantes
Oxalato potásico
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el procedimiento para llenar correctamente un tubo capilar de hematocrito?
Presión negativa aplicada al tubo
Por capilaridad (mínimo 5 cm)
Con jeringa estéril
Directamente desde el plasma centrifugado
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué ocurre con el hematocrito si la muestra de sangre se mantiene a temperatura ambiente durante un tiempo prolongado?
Cambia de color
No se ve afectado
Disminuye
Aumenta
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un hematocrito elevado puede indicar...
Anemia ferropénica
Poliglobulia
Hemodilución
Hemorragia aguda
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué diferencia hay entre el hematocrito de sangre venosa y de sangre venosa?
Hematocrito capilar es mayor
El hematocrito venoso es mayor
No hay diferencia entre ambos
Ninguna respuesta es correcta.
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