SEMMELWEIS UNIVERSITY, Medical Biophysics II. Final Exam Question And Answers combined!!

What are carbohydrates and lipids? - Organic compounds that are mostly composed of three types of atom; carbon, hydrogen and oxygen What do carbohydrates do? - provide energy, in the form of sugars like glucose and fructose, but they also make up structures like cellulose, which form the cell wal...

Atoms - smallest unit of matter that retains all of the chemical properties of an element States of matter - the physical forms of matter, which include solid, liquid, and gas Liquid - No definite shape (takes the shape of its container) Has definite volume Particles are free to move over ea...

A structure-to-electrolyte potential measures the potential difference between A. Two different structures acting as electrodes B. The structure and a standard reference electrode C. The structure and the anodes D. Two different points on the structure - B. The structure and a standard referen...

Coulter principle. - The ability to count and measure the size of particles using an electric circuit. Particles are moved through a small aperture, their presence causes a narrowing of the aperture, which leads to an increase in resistance.By using constant I, According to Ohms law (U= I * R), when...

X-rays: Typical diagnostic wavelength and photon energy range. - 100ev-200 keV min. wavelength 6pm-12nm Structure and function of the x-ray tube. - A vacuum tube with an anode and a cathode. The cathode is heated and electrons are emitted, they are accelerated by a voltage difference in the tube...

How does refractive power of a lens change if its radius of curvature decreases? - The power increases How does refractive power of a lens change if its radius of curvature increases? - power decreases What is radius of curvature in case of a lens? - Flattener lens= larger radius of curvature....