Hematology Flashcards

1
Q

Some clotting factors depend on which vitamin for their synthesis?

A

Vitamin K

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2
Q

Type A blood?

A

anti-B antibodies; A antigen

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3
Q

Decrease in red blood cells

A

Anemia

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4
Q

AB+ blood type

A

Both A, B, and D antigen

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5
Q

Majority of the total blood volume is composed of

A

Plasma

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6
Q

protein responsible for the red color of the RBC in the blood

A

Hemoglobin

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7
Q

TRUE about the synthesis of RBCs?

A

During fetal life, they are synthesized in the liver.

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8
Q

Average life span of erythrocytes in a healthy adult male is

A

120 days

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9
Q

true about the heme group in hemoglobin?

A

Each contain 1 iron atom which can bind to 1 oxygen molecule.

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10
Q

The organ that serves as the graveyard of dead and worn out erythrocytes

A

Spleen

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11
Q

What is the major function of thrombocytes?

A

To control bleeding

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12
Q

The chemical released by the platelets to stimulate spasm of the injured blood vessel is

A

Thromboxane

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13
Q

Type O blood?

A

Has neither A or B antigens, has both anti-A and anti-B antibodies

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14
Q

Megakaryocytes

A

Platelet

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15
Q

Decrease in white blood cells

A

lymphocytopenia

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16
Q

increase in rbc

A

erythrocytosis

17
Q

lymphoid line

A

NK cells, T-cells, B-cells, plasma cells

18
Q

forms a bridge between the damaged blood vessel and platelets to allow adherence of the platelet to the site of injury?

A

Von Willebrand factor

19
Q

What happens during platelet aggregation?

A

Platelets express fibrinogen receptors and binds to fibrinogen.

20
Q

converts fibrinogen to its active form fibrin, to secure the platelets in place

A

Thrombin

21
Q

Clotting factors are produced in the

A

Liver

22
Q

Which of the following breaks down fibrin mesh in the process of fibrinolysis?

A

Plasmin

23
Q

Type AB blood?

A

Has both A or B antigens, has neither anti-A and anti-B antibodies

24
Q

Type B blood?

A

anti-A antibodies; B antigen

25
Q

second stage of the clotting process?

A

Platelet plug formation

26
Q

first stage of the clotting process

A

Vasospasm

27
Q

mineral needed in hemoglobin production

A

Iron

28
Q

most abundant plasma protein

A

Albumin

29
Q

Vitamin needed for synthesizing some of the clotting factors

A

Vitamin K

30
Q

Decrease in platelets

A

thrombocytopenia

31
Q

increase in platelets

A

thrombocytosis

32
Q

increase in wbc

A

leukocytosis

33
Q

Pink to purple granules (check table in Seeley’s)

A

Neutrophil

34
Q

Orange to reddish granules (check table in Seeley’s)

A

Eosinophil

35
Q

Dark violet to black granules (check table in Seeley’s)

A

Basophil