Space Perception
Motion Perception
Taste
Touch
Proprioception/Potpourri
100
What is strabismus? Will people with strabismus ever perceive binocular, 3d percepts?
One eye looks directly at the object you are viewing, while the other is misaligned inward (Cross-eyed)
100
What is akinetopsia?
Issues perceiving motion in the visual field
100
Name the five basic tastes. What is the fifth taste and how does it differ from the other four?
-Sweet
-Sour
-Bitter
-Salty
-Umami
Not a hardwired effect
100
What is the purpose of pain?
Bodies alarm system. Helps avoid detrimental damage
100
What sense does your instructor primarily research?
Audition
200
Name one advantage and one disadvantage of side-facing eyes.
200
What is second-order motion?
200
If you were to destroy a single brain area to knock out your sense of taste, which area would you choose?
Insular (gustatory) cortex
200
What are the two spinal pathways that are important to touch perception? How do they differ?
Spinothalamic Pathway (temperature and pain) and DCML Pathway (mechanoreceptors, muscles, tendons, and joints)
200
Name and define two naturally occurring Illusions.
-Depth Illusion
-Forced Perception
-Moon Illusion
-Mirage
300
What are three spatial cues in monocular vision? Describe them.
-Relative size
-Familiar size
-Interposition
-Linear Perspective
-Aerial Perspective
-Texture Gradient
-Motion Parallax
300
Why do we need the delay in our motion detectors?
300
What does the chroda tympani do?
Helps carry taste information from the anterior, mobile tongue to the brain
300
What are the three receptors that are related to touch and what are they for?
Thermoreceptors: Sensation of temperature
Mechanoreceptors: General sensation of contact from the skin
Nociceptors: Sensation of pain
300
Proprioceptors are located in the ______ and ______.
Muscles;Joints
400
What is the horopter? (definition only)
400
What is the motion correspondence problem? How does our perceptual system deal with it?
400
Sour objects are produced by ______ ions, and salty tastes are produced by _______.
Hydrogen Ions, Sodium chloride
400
Define and relate the following terms: Somatosensation, Proprioception, and Kinesthesia
Somatosensation: Sensory signals from skin, muscles, tendons, joints, and internal receptors
Proprioception: Perception mediated by kinesthetic and internal receptors
Kinesthesia: Perception of the position and movement of our limbs in space
400
Why is proprioception important for our movement?
Movement in space.
500
What is binocular disparity? How is it used to distinguish objects in relation to the horopter?
500
Why does the motion detector in this image only detect motion in one direction and at certain speeds?
Lots to explain.
500
Name the four types of papillae and define them.
Filiform: Bumpy appearance. No taste
Fungiform: Mushroom shaped, edge of the tongue. Six taste buds per papillae
Foliate: Fold found in rear of tongue, where tongue attaches to mouth.
Circumvallate: Mound like structures. Larger than fungiform.
500
Name the two types of slow-acting mechanoreceptors. Name the two types of mechanoreceptors with large receptive fields.
Slow: Merkel (SA-I) and Ruffini (SA-II)
Large receptive field: Ruffini (SA-II) and Pacinian (FA-II)
500
Give an example of an illusion for 3 senses that doesn’t include vision.
Lots of answers.