Sensory Systems Indian Medical PG Flashcards - Medical Study Cards
Master Sensory Systems with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Sensory Systems Flashcard Deck - 10 Cards
Flashcard 41: _____ are more sensitive to light
Answer: Rods (Cones/Rods)
Flashcard 42: Which optical pathway has high contrast gain?_____
Answer: Magnocellular
Flashcard 43: Doctrine of _____ states that when the nerve pathways from a particular sense organ are stimulated, the sensation evoked is that for which the receptor is specialized
Answer: specific nerve energies
Flashcard 44: _____ of sounds is a function of the middle ear
Answer: Amplification (Dimunition/amplification)
Flashcard 45: Total transformer ratio of the middle ear is _____
Answer: 22:1
Flashcard 46: Frequency-specific regions of the cochlea produce _____ which reflect the motility status of the cochlea's outer hair cells
Answer: otoacoustic emissions
Flashcard 47: Ratio of effective vibratory area of tympanic membrane to area of footplate of stapes (areal ratio) is _____.
Answer: 17:1
Flashcard 48: b-wave on ERG originates from _____
Answer: Muller and bipolar cells
Flashcard 49: What is the function of the crista ampullaris?
Answer: Detection of angular acceleration (rotation)
Extra: The crista ampullaris is the sensory organ located in the semicircular canals. It detects angular acceleration and deceleration (rotational movement).
In contrast, the maculae (in the utricle and saccule) detect linear acceleration and gravity.
Flashcard 50: _____ theory assumes three sets of receptor systems, each of which functions as an antagonistic pair
Answer: Opponent process
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