BIOL 2457 FINAL EXAM 2025 QUESTIONS AND ANSWERS

BIOL 2457 FINAL EXAM 2025
QUESTIONS AND ANSWERS




Sensory Receptor - ANS dendrites of sensory neurons or separate cells




Mechanoreceptor - ANS Mechanical


Exteroceptors/Intetoceptors/propioreceptors




Thermoreceptors - ANS Temperature


Exteroceptors/Intetoceptors




Photoreceptors - ANS Light


Exteroceptors




Chemoreceptors - ANS Chemical

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, Exteroceptors/Intetoceptors




Nocioreceptors - ANS Pain


Exteroceptors/Intetoceptors




General vs. Special Senses - ANS General (somatic): All over the body; touch


Special: In the brain/head; smell, sight, sound, taste




How is one stimulus distinguished from another? - ANS *Modality: labeled lines (the way it is

done)


*Quality Discrimination: ability to distinguish diff modalities


*Feature Abstraction: detection of stimulus by sensory neurons


*Location: acuity


*Intensity: frequency




Somatic Senses: Tactile


Light Touch - ANS Rapidly adapting receptors



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