Biomedical System Modeling & Simulation – MCQs September 2, 2025 by u930973931_answers 50 Score: 0 Attempted: 0/50 Subscribe 1. A biomedical system model is primarily used to: (A) Replace doctors (B) Understand and predict physiological behavior (C) Record patient names (D) Reduce hospital staff 2. The mathematical representation of a physiological process is called: (A) Model (B) Report (C) Signal (D) Chart 3. Simulation in biomedical engineering is used to: (A) Test models without harming humans (B) Increase hospital beds (C) Pay salaries (D) Store patient addresses 4. The cardiovascular system is often modeled as a: (A) Hydraulic system (B) Electrical circuit (C) Thermal system (D) Optical system 5. Lumped parameter models assume: (A) Spatial uniformity of variables (B) Infinite variations in space (C) No energy flow (D) Only random data 6. In pharmacokinetics, the compartmental model is used to describe: (A) Drug distribution in the body (B) Blood pressure levels (C) ECG signals (D) Hospital costs 7. Continuous-time models in physiology are expressed using: (A) Differential equations (B) Algebraic equations (C) Logical statements (D) Tables only 8. Simulation of blood flow can be done using: (A) Fluid dynamics models (B) Optical models (C) Acoustic models (D) Random charts 9. Which method is used for numerical simulation of biomedical systems? (A) Finite element method (B) Boolean algebra (C) Sorting algorithm (D) Genetic crossing 10. A closed-loop model of the cardiovascular system includes: (A) Heart and blood vessels (B) X-ray scanner (C) CT machine (D) Hospital ward 11. The respiratory system is often modeled as a: (A) Mechanical system (B) Optical system (C) Nuclear system (D) Thermal system 12. A simulation that uses discrete values of time is called: (A) Discrete-time simulation (B) Continuous-time simulation (C) Analog simulation (D) Real-time monitoring 13. Which type of model mimics actual biological experiments? (A) In silico model (B) Electrical circuit (C) Mathematical puzzle (D) Real patient 14. Validation of biomedical models means: (A) Comparing model predictions with experimental data (B) Printing model diagrams (C) Naming the model (D) Archiving the model 15. Simulation of ECG signals can be performed using: (A) State-space models (B) Pie charts (C) Flowcharts (D) Random numbers 16. Homeostasis modeling involves: (A) Maintaining stability in physiological variables (B) Increasing blood sugar (C) Storing X-ray images (D) Checking staff attendance 17. The baroreceptor reflex is often modeled in relation to: (A) Blood pressure regulation (B) Lung capacity (C) Kidney function (D) Brain imaging 18. System modeling helps in: (A) Designing medical devices and treatments (B) Reducing nurse salaries (C) Hospital expansion (D) Shifting patient beds 19. A nonlinear model is required when: (A) Physiological variables do not change proportionally (B) The data is simple and linear (C) Only constant values exist (D) Equations are algebraic only 20. Stochastic models in physiology include: (A) Random variability in biological processes (B) Fixed constant behavior (C) Non-changing signals (D) Purely algebraic models 21. Thermal modeling in the human body is useful for: (A) Hyperthermia and hypothermia studies (B) Measuring oxygen levels (C) ECG analysis (D) Eye vision tests 22. Multi-scale modeling in BME means: (A) Studying processes at cellular to organ levels (B) Measuring staff performance (C) Hospital budgeting (D) Random simulations 23. Simulation of artificial organs helps in: (A) Predicting performance before implantation (B) Hiring surgeons (C) Reducing hospital space (D) Increasing staff holidays 24. A deterministic model assumes: (A) No randomness in the system (B) Purely random outcomes (C) Infinite uncertainty (D) Unpredictable events 25. Transfer functions are commonly used in: (A) Linear system modeling (B) Random guessing (C) Hospital funding (D) CT image storage 26. Monte Carlo simulation is used for: (A) Analyzing uncertainty in biomedical models (B) ECG signal filtering (C) Simple arithmetic (D) Hospital cleaning schedules 27. The human balance system can be modeled as: (A) Control system with feedback (B) Open loop without feedback (C) Random numbers (D) Linear chart only 28. Pharmacodynamic models describe: (A) Effects of drugs on the body (B) Food storage (C) Nurse allocation (D) Hospital building design 29. In system dynamics, state variables represent: (A) Key physiological quantities (B) Patient IDs (C) Doctor names (D) Hospital shifts 30. Hybrid models combine: (A) Continuous and discrete systems (B) Hospital and staff data (C) Linear and static data only (D) Random and fixed numbers 31. A block diagram in modeling represents: (A) Functional relationships between system components (B) Staff hierarchy (C) Hospital map (D) Patient list 32. Time constants in system modeling represent: (A) Speed of physiological responses (B) Number of doctors (C) Hospital budget (D) Nurse rotations 33. Non-invasive glucose monitoring can be modeled using: (A) Optical absorption models (B) Mechanical gears (C) X-ray scattering (D) Ultrasound echoes 34. Sensitivity analysis in modeling studies: (A) How output changes with variations in parameters (B) Staff efficiency (C) Hospital cost changes (D) Bed allocation 35. Which software is widely used for biomedical simulations? (A) MATLAB/Simulink (B) MS Word (C) Photoshop (D) Excel only 36. A good biomedical model should be: (A) Valid, reliable, and predictive (B) Random and inconsistent (C) Unstable (D) Overly complex without meaning 37. In biomechanics, musculoskeletal modeling is used for: (A) Motion analysis and prosthetic design (B) Staff scheduling (C) Hospital cleaning (D) Diet plans 38. Compartmental models in physiology divide the system into: (A) Well-mixed compartments (B) Random cells (C) Hospital rooms (D) Charts only 39. Simulation of dialysis machines helps in: (A) Optimizing blood purification (B) Scheduling nurses (C) Hospital maintenance (D) Reducing beds 40. Control theory in biomedical modeling is often applied in: (A) Artificial pancreas systems (B) Hospital elevators (C) Cleaning robots (D) Pharmacy sales 41. The cardiac action potential can be modeled using: (A) Hodgkin-Huxley type models (B) Random walk models (C) Flowcharts (D) Simple pie charts 42. In system modeling, stability analysis checks: (A) Whether the system returns to equilibrium after disturbance (B) Staff loyalty (C) Hospital profits (D) Nurse rotations 43. Simulation speed can be improved by: (A) Simplifying the model while preserving accuracy (B) Adding extra staff (C) Increasing hospital area (D) Printing records 44. Adaptive models are capable of: (A) Adjusting parameters with new data (B) Remaining constant (C) Ignoring feedback (D) Being non-computable 45. Human gait analysis simulation is useful in: (A) Rehabilitation and prosthetics design (B) Hospital construction (C) Nurse allocation (D) Drug pricing 46. An open-loop biomedical system does not use: (A) Feedback (B) Input signals (C) Parameters (D) Outputs 47. The Laplace transform is used in modeling for: (A) Simplifying differential equations (B) Writing patient records (C) Sorting staff names (D) Random data generation 48. Modeling of neurons is useful for: (A) Understanding brain signal transmission (B) Staff scheduling (C) Hospital budgeting (D) Room allocation 49. The accuracy of a biomedical model depends on: (A) Quality of experimental data (B) Number of doctors (C) Hospital location (D) Nurse schedules 50. Real-time biomedical simulations are critical in: (A) Surgery and patient monitoring (B) Hospital parking (C) Pharmacy sales (D) Bed cleaning