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BIO 252 Exam 3 Questions and Correct Answers $12.99   Add to cart

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BIO 252 Exam 3 Questions and Correct Answers

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  • BIO 252

exhaustion ~ result from depletion of body resources during resistance phase disease can result from inhibiting the ~ immune system by stress pituitary gigantism ~ Hypersecretion of GH during childhood acromegaly ~ hypersecretion of growth hormone during adulthood pituitary dwarfism ~ hypo...

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  • August 11, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIO 252
  • BIO 252
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BIO 252 Exam 3 Questions and
Correct Answers

Sensory versus perception

✓✓~ for perception to happen, the sensory signal must reach the cerebrum.




Adaptation

✓✓~ the ability ton no longer perceive sensations due to prolong exposure




Free nerve endings

✓✓~ pain, temperature changes, tickle, itch




encapsulated nerve endings

✓✓~ touch, pressure, vibration




special sensory cells

✓✓~ used to create special sensory reception




exteroreceptors

✓✓~ sensations from out side the body




interceptors

, ✓✓~ sensation from inside the body




proprioceptors

✓✓~ where your body is in space times




mechanoreceptors

✓✓~ stretch (touch, pressure, vibrations, stretch, proprioception)




osmoreceptors

✓✓~ osmolarity




thermoreceptors

✓✓~ temperature




chemoreceptors

✓✓~ chemicals




Photoreceptors

✓✓~ light




nociceptors

✓✓~ pain;fast (acute sharp stabbing) and slow (chronic- dull achey)

, corpuscles for touch

✓✓~ Meissner's corpuscle - light touch, low frequency vibration




free nerve endings ( root hair plexuses)

✓✓~ sense movement on skin by movement of hair




Tyle I Cutaneous Mechanoreceptors

✓✓~ merkel cells- pressure




Type II Cutaneous Mechanoreceptors

✓✓~ Ruffini's corpuscle - light and deep pressure (baroreceptors)




lamellated corpuscles

✓✓~ pacinian corpuscles - vibration




complex tactile sensations

✓✓~ combination of the previous nerve endings- give surfaces test textures




Visible light is based on

✓✓~ wavelength




the fibrous tunic contain

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