This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Physiology
Which of the following situations will lead to increased viscosity of blood? 
Select and explain. 
A. Fasting state, B. Hypoglycemia, C. Multiple myeloma, D. Amyloidogenesi
C: Multiple myeloma
Answer: C: Multiple myeloma 
Explanation: Multiple myeloma is assosiated with increased level of Bence Jones proteins and myeloma globulin due to their abnormal formation in the bone marrow Increase in conc: protein increase viscosity of the blood Hyperviscosity syndrome- clinically represent a triad --mucosal bleeding, visual changes,neurological symptoms. Constitutional and cardiovascupar symptoms are also seen . Ref: Medical Physiology Indu Khurana 2015 edition page No: 99