Intro to Disorders of Blood

Question 1

What are the functions of the blood?

Answer 1

• Transport of nutrients
• Removal of waste
• Transport host defences

Question 2

What are the blood constituents?

Answer 2

• Cell component
• Plasma proteins (albumin & globulin)
• Lipids
• Nutrients
• Water

Question 3

What are the following abbreviations?

FBC, RBC/RCC, WCC, PLT, HCT, MCV

Answer 3

FBC - Full Blood Count
RBC/RCC - Red Blood Cells/Red Cell Count
WCC - White Cell Count
PLT - Platelets
HCT - Haematocrit
MCV - Mean cell volume

Question 4

What is a haematocrit?

Answer 4

The ratio of red blood cells to total volume of blood

Question 5

What is anaemia?

Answer 5

Low Hb (haemoglobin)

Question 6

What is leukopenia?

Answer 6

Low white cell count

Question 7

What is Thrombocytopenia?

Answer 7

Low platelets

Question 8

What is Pancytopenia?

Answer 8

All cells reduced

Question 9

What is Polycythaemia?

Answer 9

Raised Hb

Question 10

What is Leukocytosis?

Answer 10

Raised WCC

Question 11

What is Thrombocythemia?

Answer 11

Raised platelet count

Question 12

What are the 2 blood malignancies?

Answer 12

• Leukaemia

- Lymphoma

Question 13

What is leukaemia?

Answer 13

Neoplastic proliferation of white cells usually disseminated (spread)

Question 14

What is lymphoma?

Answer 14

Neoplastic proliferation of white cells usually a solid tumour

Question 15

What is Porphyria?

Answer 15

Abnormality of Haem Metabolism where body CANNOT PRODUCE ENOUGH HAEM

Question 16

What are the clinical effects of porphyria?

Answer 16

• Photosensitive rash
• Neuropsychiatric disturbance
• Hypertension & tachycardia