BLOOD DISORDERS

What is the function of hemoglobin?

• to produce oxygen
• to carry wastes
• to carry iron
• to carry oxygen

Erythroblastosis fetalis is a condition caused by _____

• blood clots
• lack of platelets
• AB incompatibility
• Rh incompatibility

Erythropoietin is secreted by

• heart
• bone marrow
• kidney
• brain

Koilonychia affects the

• eyes
• nails
• tounge
• skin

Larger RBC with high Hb content is

• Hypochromic Microcytic
• hyperchromic normocytic
• hyperchromic microcytic
• hyperchromic Macrocytic

Erythrocytes have a _______________ shape to increase surface area for gas exchange.

• star
• biconcave
• sickle
• round

Perinicious anaemia is defeciency of

• iron
• vit.B12
• IF
• Vit. B9

Spectrin defecincy occurs in

• sickle cell anaemia
• aplastic anaemia
• sperocytosis
• thalessemia

In Sickle Cell Anemia, which protein is affected by a mutation?

• Alpha globin
• beta globin
• gamma globin
• delta globin

Which genotype represents a sickle cell trait?

• SS
• SA
• AA
• SC