Bio 227-Final Exam-Boise State-Koob; Questions and Answers 100% Correct
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Module
Bio 227
Institution
Bio 227
Bio 227-Final Exam-Boise State-Koob;
Questions and Answers 100% Correct
Define Sensation. Answer-Awareness of a stimulus.
Define Perception. Answer-refers to the conscious registration of a sensory
stimulus.Interpretation of the meaning of the stimulus
List 4 prerequisites for sensation/perc...
Bio 227-Final Exam-Boise State-Koob;
Questions and Answers 100% Correct
Define Sensation. Answer-Awareness of a stimulus.
Define Perception. Answer-refers to the conscious registration of a sensory
stimulus.Interpretation of the meaning of the stimulus
List 4 prerequisites for sensation/perception to occur. Answer-a. Stimulus
b. Receptor
c. Conducted
d. Translate impulse into a sensation
Define Projection. Answer-describes the process by which the brain refers sensations to
their point of stimulation.
Define Adaptation. Answer-is a decrease in sensitivity to continued stimuli.
Define Afterimages. Answer-sensations that persist even though the stimulus has been
removed.
Define Modality. Answer-the specific type of sensations felt.
, Bio 227-Final Exam-Boise State-Koob;
Questions and Answers 100% Correct
Name the 3 types of receptors based upon classifying by LOCATION of receptors. Answer-
1) Exteroceptors
2) Visceroceptors or Interoceptors
3) Proprioceptors
Name the 5 types of receptors based upon classifying the receptors by the stimulus detected.
Answer-1) Mechanoreceptors
2) Thermoreceptors
3) Nociceptors
4) Electromagnetic (photo) receptors
5) Chemoreceptors
Classify the receptors is based on if the receptors are simple or complex
(and widespread or not), name them. Answer-1) General Senses
2) Special Senses
Name the 2 main categories of general senses. Answer-a. Cutaneous Sensation
b. Proprioceptive
List 3 categories of cutaneous sensations. Answer-a. Tactile Sensation
b. Pressure
, Bio 227-Final Exam-Boise State-Koob;
Questions and Answers 100% Correct
c. Vibration
List 3 categories of tactile sensations. Answer-a. Touch
b. Pressure
c. Vibration
List 5 receptors for touch sensations. Answer-a. Root Hair Plexuses
b. Free (naked) Nerve Endings
c. Tactile, or Merkel's Discs
d. Corpuscles of Touch or Meissner's Corpuscles
e. Type II Cutaneous Mechanoreceptors, or End Organs, or Ruffini
Name the type of receptor found in the basal layer of the epidermis that provides us with light
touch. Answer-Tactile Corpuscles
(Merkel's Discs)
Name the type of receptor found deep in the dermis or subcutaneous tissue, etc., that picks up
on deep pressure and high frequency vibrations. Answer-Lamellated Corpuscles (Pacinian
Corpuscles)
Name the type of receptor found in the dermal papillae and provides us with discriminative
touch and low frequency vibration. Answer-Corpuscles of Touch (Meissner's Corpuscles)
, Bio 227-Final Exam-Boise State-Koob;
Questions and Answers 100% Correct
Name 3 types of receptors that respond to pressure. Answer-a. Free Nerve Endings
b. Type II Cutaneous Mechanoreceptors
c. Lamellated or Pacinian Corpuscles
Name 2 types of receptors that respond to vibration. Answer-a. Meissner's Corpuscles
b. Pacinian Corpuscles
Rank the following receptors in terms of their abundance (list the most abundant first).
Cold, Heat, Pain Answer-#1 Pain Receptors
#2 Cold Receptors
#3 Heat Receptors
What are pain receptors called? Answer-Nocieptors
Pain sensations can be classified into 2 broad categories; what are they? Answer-Somatic
Pain and Visceral Pain
What is Somatic pain? Answer-superficail: skin
Deep:muscles, joints, tendons, fasica
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