Temporal resolution - Study guides, Class notes & Summaries

Summary of Task 4 of Methods of Cognitive Neuroscience

NRNP 6670 Final Exam Practice Questions Latest 2023/2024 (Verified). Collette is a 23-year-old female who presented for emergency care with her mother because her behavior has become increasingly erratic and caused her to lose her job. Her mother reports that she had never done anything like this in the past, but about 3 months ago, her boyfriend of 3 years broke up with her, and Collette began to express unrealistic beliefs that her boyfriend wanted to drive her crazy and hurt her. A gentle...

_____ emphasizes existence of face neurons - prosopagnosia _________ restrict incoming light so that waves can only come from one direction per point - pinhole cameras 2 key challenges in CNS - how does brain process information how does neural tissue carry out cognition a ______ space in the world can result in a _____ point of light landing on the film - single A/D: intracranial stimulation - A: can provide rather specific neural perturbation D: mostly limited to animals and rare clinic...

Test Bank for Neuroscience, Sixth Edition Purves • Augustine • Fitzpatrick • Hall • LaMantia • Mooney • Platt • White Chapter 1: Studying the Nervous System Multiple Choice 1. Which part of DNA is transcribed into messenger RNA? a. Exon b. Intron c. Promoter d. Non-coding DNA e. Regulatory DNA Answer: a Textbook Reference: Genetics and Genomics Bloom’s Level: 2. Understanding 2. Genomics is the analysis of a. coding DNA sequences for a species. b. regulato...

What is remote sensing? - Knowledge and techniques used to determine the properties of targets without direct contact between the measuring device and these targets What is the only energy that can be transmitted through a vacuum or a medium? - Electromagnetic radiation What is resolution? - Characteristics of the sensor/imagery that determine the type of application What are the 4 types of resolution? - Spatial, spectral, temporal, radiometric What is spatial resolution? - Defined b...

DTI - Shows movement of water in the brain. A connectional scan. fMRI - Scans blood flow in the brain. Shows which parts of the brain are active during a task. High spatial resolution and poor temporal resolution. PET - A type of tracer scan. Shows how organs are functioning. Connectional with a high spatial resolution and low temporal resolution EEG - Detects electrical activity in the brain. High temporal acuity and low spatial. Also correlational. MEG - Uses sensors to detect magnetic ...

reflection return of the ultrasound wave to the transducer from a smooth surface when does the greatest amount of reflection occur when the incident beam is perpendicular to structure (specular reflection) scatter deflection of ultrasound waves from small structures (red blood cells scatter sound) refraction deflection of Ultrasound waves due to media with varied acoustic impedance attenuation loss of Ultrasound signal due to absorption in tissues as it travels ...

Decreased time base (analysis time/display time/epoch) or increase paper speed, to spread out the waveforms to better resolve the fast activity and spikes. How did this change improve the sample above in question 134 ? (In the sample below, the same data is modified and reformatted again. What parameter changed in the following sample? How does this help?) a. Better localization of focus b. Better resolution of spike morphology and anterior dominance c. Enhanced analysis of EKG monitor d. B...

Which is NOT a synonym for the preliminary/localizer image taken at the start of a CT examination? A. Topogram B. Scout C. Scanogram D. Spiral - correct answer D. Spiral The ability of a system to differentiate, on the image, objects with similar densities is known as: A. High contrast resolution B. Low contrast resolution C. Spatial resolution D. Temporal resolution - correct answer B. Low contrast resolution Each two dimensional square of data that make up the CT image is cal...

The direction of the Doppler shift determines: A. the peak velocity of the flow B. the color Doppler hue C. the average velocity of the flow D. the color Doppler luminance -answer- B. the color Doppler hue Color Hue - perceived color used to demonstrate direction (red and blue or positive and negative shift) What is the primary factor that determines the resistance characteristics of the arterial signal displayed by PW Doppler? A. vessel course and location B. branch number C. part it...