GATE 2021 Syllabus for Biomedical Engineering (BM)

S.No

Name of Section

Topics

1

Engineering Mathematics

• Linear Algebra

• Calculus

• Differential Equations

• Analysis of Complex Variables

• Probability and Statistics

• Numerical Methods

• Linear Regression and correlation analysis

2

Electrical Circuits

Voltage and current sources - independent, dependent, ideal and practical; v-i relationships of resistor, inductor and capacitor; transient analysis of RLC circuits with de-excitation; Kirchoffs laws, superposition, Thevenin, Norton, maximum power transfer and reciprocity theorems; Peak, average and rms values of ac quantities; apparent, active and reactive powers; phasor analysis, impedance, and admittance; series and parallel resonance, realization of basic filters with R, L and C elements, Bode plot.

3

Signals and Systems

Continuous and Discrete Signal and Systems - Periodic, aperiodic and impulse signals; Sampling theorem; Laplace and Fourier transforms; impulse response of systems; transfer function, the frequency response of first and second-order linear time-invariant systems, convolution, correlation. Discrete-time systems - impulse response, frequency response, DFT, Z - transform; basics of IIR and FIR filters.

4

Analog and Digital Electronics

Basic characteristics and applications of diode, BJT and MOSFET; Characteristics and applications of operational amplifiers - difference amplifier, adder, subtractor, integrator, differentiator, instrumentation amplifier, buffer, filters and waveform generators. Number systems, Boolean algebra; combinational logic circuits - arithmetic circuits, comparators, Schmitt trigger, encoder/decoder, MUX/DEMUX, multi-vibrators; Sequential circuits - latches and flip flops, state diagrams, shift registers and counters; Principles of ADC and DAC; Microprocessor- architecture, interfacing memory and input- output devices.

5

Measurements and Control Systems

SI units, systematic and random errors in measurement, expression of uncertainty - accuracy and precision index, propagation of errors; PMMC, MI and dynamometer type instruments; de potentiometer; bridges for measurement of R, L, and C, Q-meter. Basics of control system - transfer function

6

Sensors and Bio-instrumentation

Sensors - resistive, capacitive, inductive, piezoelectric, Hall effect, electro-chemical, optical; Sensor signal conditioning circuits; application of LASER in sensing and therapy. Origin of biopotentials and their measurement techniques- ECG, EEG, EMG, ERG, EOG, GSR, PCG, Principles of measuring blood pressure, body temperature, volume, and flow in arteries, veins and tissues, respiratory measurements and cardiac output measurement.

Operating principle of medical equipment -sphygmomanometer, ventilator, cardiac pacemaker, defibrillator, pulse oximeter, hemodialyzer; Electrical Isolation (optical and electrical) and Safety of Biomedical Instruments.

7

Human Anatomy and Physiology

Basics of cell, types of tissues and organ systems; Homeostasis; Basics of organ systems -musculoskeletal, respiratory, circulatory, excretory, endocrine, nervous, gastrointestinal, and reproductive.

8

Biomechanics

• Engineering Mechanics

• Hard Tissues

• Soft Tissues

• Biofluid mechanics

• Kinetics of Muscles and Joints

9

Medical Imaging Systems

Basic physics and Instrumentation of medical images in X-Ray, Ultrasound, CT, MRI, PET, FMRI, SPECT, and their characteristics.

10

Biomaterials

Basic properties of biomaterials, biocompatibility, bioactivity, biodegradable materials, Fundamentals of implants and medical devices, drug delivery carriers, scaffolds for tissue engineering

S.No

Particulars

Details

1

Mode of Examination

Computer-Based Examination

2

Duration

3 Hours (180 Minutes)

3

Types of Questions

Two types of questions will be asked:

• Multiple Choice Question (MCQ)

• Multiple Select Questions

• Numerical Answer Key (NAT) Questions

4

Total Number of Questions

65 Questions

5

Total Marks

100 Marks

6

Sections

There will be three sections in the examination:

• Engineering Mathematics

• General Aptitude

• Biomedical Engineering section

7

General Aptitude Section

This section will be mandatory and consist of 10 questions. 5 of the questions will be of 1 mark and the remaining will be of 2 marks. The total marks of the section will be 15 marks.

8

Marking Scheme

• For 1 Mark MCQs - ⅓ mark will be deducted for every wrong answer.

• For 2 Mark MCQs - ⅔ mark will be deducted for every wrong answer.

• Unattempted questions will be given zero marks

• There will be no negative marking

S.No

Name of Book

Name of the Author

1

Quantitative Aptitude

Harianth

2

Verbal and Non-Verbal Reasoning

R.S. Aggarwal

3

Objective English for Competitive Examinations

Hari Mohan Prasad, Uma Rani

S.No

Name of Book

Name of the Author

1

Introduction to Biomedical Engineering

Domach

2

Fundamentals of Biomedical Engineering

G.S Sawhney