Surgical Technology Chapter 6 Exam Questions with Correct Verified Answers 2025

What is the major biomedical advance introduced into the operating room? a. electrosurgical unit b. robotics c. heart-lung machine d. cryogentics - Correct Answer-b. robotics What symbol is always employed within an e-mail address? a. # b. @ c. & d. transducer - Correct Answer-b. @ Which device delivers electrical current to the surgical site? a. generator b. passive electrode c. active electrode d. transducer - Correct Answer-c. active electrode Electrons revolve around the nucleus in paths called___ a. shells b. lines c. orbits d. paths - Correct Answer-c. orbits Outer electrons are referred to as ________electrons. a. target b. roaming c. scatter d. free - Correct Answer-d. free Materials that inhibit the flow of electrons are called _______ a. inhibitors b. insulators c. conductors d. refractors - Correct Answer-b. insulators How does high humidity affect the operating room environment? a. formation of sparks Surgical Surgical b. no effect c. static charge leakage d. reduction of fire potential - Correct Answer-c, static charge leakage Current is measured in _______ a. volts b. amperes c. watts d. flow - Correct Answer-b. amperes The rate at which work is done, expressed as the amount of work per unit time, is called _____ a. flow b. power c. force d. energy - Correct Answer-b. power A surgical lamp is an example of resistive energy_______ a. load b. transformer c. resistor d. switch - Correct Answer-a. load Electrosurgery is the application of __current to coagulate or cut tissue. a. isolated circuit b. electrical c. heat-generated d. radio frequency - Correct Answer-b. electrical Ultrasound imaging is a noninvasive diagnostic tool that transforms __________waves into images. a. energy b. sound c. micro d. radio - Correct Answer-b. sound Positron emission tomography (PET) is a medical imaging technique that revelas dynamic activities within the body, such as _________ a. blood flow b. liver function c. bone growth d. cellular activity - Correct Answer-a. blood flow Mechanics is the study of ________ a. motion b. velocity Surgical Surgical c. speed d. power - Correct Answer-a. motion In physics, work is defined as a force acting upon an object causing __________ a. displacement b. simple harmonic motion c, momentum d. vibrations - Correct Answer-a. displacement The three basic forms of matter_______solids, liquids and gases are called __________. a. state of matter b. elements c. properties of matter d. conductors - Correct Answer-a. state of matter Waves that are shorter that ultraviolet and about one-thousand the wavelength of visible light are called________ a. infrared rays b. invisible rays c. x-rays d. gamma rays - Correct Answer-c. x-rays Many surgical robot arms have ________geometry and versatility measured in degrees of freedom. a. articulated b. Cartesian c. coordinate d. cylindrical - Correct Answer-a. articulated The ability of humans and surgical robots to determine the direction from which sounds is coming is called ____ a. tactile hearing b. resolution c. binaural hearing d. resonance - Correct Answer-c. binaural hearing The technical term for robotic arms are______ a. manipulators b. cylinders c. joints d. telechirs - Correct Answer-a. manipulators Telechir is a name given to _____ a. remotely controlled robots b. robotic surgical intervention Surgical Surgical c. the robot's arm d. robotic instrumentation - Correct Answer-a. remotely controlled robots What is NOT an advantage of remote manipulation? a. eleminated hand tremor b. improved operative site visualization c. involves small access portals d. eliminates need for telesurgery - Correct Answer-d. eliminates need for telesurgery A rotating movement by the robotic manipulation is called ______ a. pitch b. roll c. yaw d. articulation - Correct Answer-b. roll An up-and-down movement by the surgical robot arm is known as _____ a. pitch b. yaw c. roll d. degree - Correct Answer-a. pitch The _______ cordinates operations of the computer. a. CPU b. hard drive c. Zip drive d. modem - Correct Answer-a. CPU A _____ is the same as 1,000 kilobytes. a. byte b. kilobyte c. megabyte d. gigabyte - Correct Answer-c. megabyte In the 1920's, the physicist_____ developed the first spark-gap tube generator, which culminated in the electrosurgical generator. a. Von Zenek b. d'Arsonval c. W.T. Bovie d. Newton - Correct Answer-c. W.T. Bovie Which diagnostic study uses electromagnetic radiation to view internal structures? a. CT scan b. MRI c. X-ray d. PET scan - Correct Answer-c. X-ray Surgical Surgical Materials that allow the flow of free elecrons are called ____ a. insulators b. conductors c. filaments d. generators - Correct Answer-b. conductors Electrical potential is measured in ____ a. watts b. energy c. volts d. current - Correct Answer-c. volts One kilowatt equals ____ a. 100 watts b. 1,000 watts c. 1 watt d. 10,000 watts - Correct Answer-b. 1,000 watts All are true regarding power, load, and switch EXCEPT which of the following? a. The load is the device that electricity to perform some type of function b. Power is measured in watts c. A switch is the device used to open or close a circuit and controls the flow of electricity. d. In a simple electrical circuit, the device that transforms the electrical energy function, such as heat, or light is the power - Correct Answer-d. In a simple electrical circuit, the device that transforms the electrical energy into a useful function, such as heat or light, is the power. A "hot wire" is usually identified as having______ a. black-, white- or red-coloured insulation b. blue-, white-, or red-coloured insulation c. white-, black-, or blue-coloured insulation d. black-, blue-, or red-coloured insulation - Correct Answer-d. black-, blue-, or red coloured insulation The neutral wire carries electrical current in a circuit away from a device, and typically is identified by a ______-colored insulation. a. white b. black c. blue d. red - Correct Answer-a. white All are components of a DC circuit EXCEPT the __