A. Inhibit action potentials from reaching the terminal buttons
B. Cause action potentials that were took weak to reach the terminal buttons
C. Fall below William’s absolute threshold for sound
D. Cause more inhibitory than excitatory synapses
Related Mcqs:
- Waqas looked directly into a very bright light and damaged his retina. The ophthalmologist has told him that he has sustained massive damage to his rods but for the most part his cones have not been affected. One change that you could predict for Waqas’ vision is that he will now have:
A. more accurate depth perception
B. poor vision in bright illumination
C. poor vision in low illumination
D. poor peripheral vision - Mrs. Aftab is just beginning to experience sensorineural hearing loss. She is likely to have the greatest difficulty hearing sounds of:
A. High frequency and high amplitude
B. Low frequency and high amplitude
C. Low frequency and low amplitude
D. High frequency and low amplitude - These may be free nerve endings, expanded tip endings or stray endings that are able to detect stimuli of touch pressure, hearing and equilibrium:
A. Photoreceptors
B. Mechanoreceptors
C. Chemoreceptors
D. Thermoreceptors - Hearing a sequence of sounds of different pitches is to______as recognizing the sound sequence as a familiar melody is to:
A. Sensory interaction; feature detection
B. Sensation; perception
C. Absolute threshold; difference threshold
D. The just noticeable difference; accommodation - Najib recently lost his job and has a great debt accumulated from gambling. He also has been feeling extreme pressure about not being able to take care of his eight children. After having too much to drink, Najib ran over a child crossing the street. Immediately following this episode, Najib could not remember who he was. This example illustrates:
A. dissociative amnesia
B. dissociative fugue
C. dissociative identity disorder
D. multiple personality disorder - Sounds presented to the right ear are registered:
A. only in the right hemisphere
B. only in the left hemisphere
C. more quickly in the right hemisphere
D. more quickly in the left hemisphere - After hearing rumors about the outbreak of an infectious disease, Alyosha began to perceive his normal aches and pains as disease related symptoms. His reaction best illustrated the impact of:
A. The cocktail party effect
B. Perceptual set
C. Relative clarity
D. The Ponzo illusion - Rais just came back from seeing a neurologist. Rais tells you that he will be having a test in which images of his brain will be recorded after radioactive chemicals have been injected into his chemicals have been injected into his bloodstream. However, Rais can’t remember the actual name of the test. it appears that his neurologist is planning:
A. an electroencephalograph (EEG) recording
B. a positron emission tomography (PET) scan
C. a computerized tomography(CT) scan
D. a magnetic resonance imaging (MRI) scan - Dan was able to tell that the voice he heard calling his name was coming from the building on his left because of:
A. Auditory localization
B. Auditory convergence
C. Perceptual set
D. Perceptual constancy - As the large butterfly flew toward Tahir, he could tell it was getting closer because he could feel his eyes turning inward toward his nose as he watched it. In this instance, Tahir was able to judge how far away the butterfly was using the depth cue of:
A. Relative size
B. Accommodation
C. Depth perception
D. Convergence
