Lecture 10- Other Senses Flashcards

1
Q

method of tenacity

A

true because it is common knowledge, common sense

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2
Q

equilibrioception

A

a sense of balance, often overlooked 6th sense
- also an external sense that provides you with info about the group you are/aren’t standing on

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3
Q

vestibular labyrinth

A

occupy a membranous, fluid-filled sac that is in a cavity near the temporal bone, the non-hearing part of the inner ear, near the cochlea

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4
Q

3 semicircular canals in the vestibular labyrinth

A

anterior, posterior, horizontal

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5
Q

2 otolith organs in the vestibular labyrinth

A
  1. utricle
  2. saccule
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6
Q

vestibular organs are innervated by the vestibular nerve, which joins the auditory
(cochlear) nerve to form cranial nerve VIII:

A

vestibulocochlear nerve

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7
Q

semicircular canals

A

filled with a fluid called perilymph
- smaller donut inside larger toroid- formed by a membrane filled with endolymph fluid

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8
Q

perilymph

A

fluid in semicircular canals

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9
Q

otolith organs

A

sense acceleration and tilt
- 2 in each ear: utricle and saccule
- each contains a macula

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10
Q

utricle

A

contains about 30,000 hair cells

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11
Q

saccule

A

contains about 16,000 hair cells

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12
Q

macula

A

found in otolith organs
- anatomical region that can be distinguished from the surrounding tissue

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13
Q

nociceptors

A

sensory receptors in your skin that register pain

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14
Q

Instrumental Conditioning/ Learning:
law of effect

A

if a response in the presence of a stimulation leads to satisfying effects, the association between the stimulus and the response is strengthened

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15
Q

B.F. Skinner

A

-principle of reinforcement
-created prototype experimental procedure, using rats and “operant chamber” called “skinner box”

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16
Q

A: B —> C

A

A is the antecedent, which gets the scene set
B is the behaviour, but you guessed that ill bet
C is the consequence, the effect of letter B
ANTECEDENT doesnt cause the behaviour, but creates a favourable opportunity for the behaviour to occur
BEHAVIOUR is a voluntary action
CONSEQUENCE is the most important part of instrumental conditioning

17
Q

CONSEQUENCE “good”

A

behaviour more likely to be repeated

18
Q

CONSEQUENCE “bad”

A

behaviour less likely to be repeated

19
Q

reinforcers

A

consequences that make a behaviour more likely to occur

20
Q

punishers

A

consequences that make a behaviour less likely to occur

21
Q

TRUE OR FALSE: both punishers and reinforcers can be “positive” or “negative”

22
Q

positive reinforcer

A

give to encourage

23
Q

negative reinforcer

A

take to encourage

24
Q

positive punishment

A

add to discourage

25
negative punishment
take to discourage
26
motivation-decision model
brain automatically and continuously evaluates the pros and cons of any situation
27
allodynia
chronic pain caused by non-noxious stimulus
28
thermoreceptors
sensory receptors that signal info about changes in skin temperature - warmth fibres and cold fibres - respond when you make contact with an object warmer/colder than your skin
29
how do odorants stimulate somatosensory system
through polymodal nociceptors (touch, pain, temperature receptors)
30
what nerve are sensations mediated by
trigeminal nerve (CNS)
31
pathway of taste processing in the CNS pathway
taste buds cranial nerves medulla thalamus cortices
32
orbitofrontal cortex
part of the frontal lobe of the cortex that lies above the bone (orbit) containing the eyes - involved in processing of of temperature, touch, smell, taste
33
kinesthetic receptors
mechanoreceptors in muscles, tendons, and joints
34
satiety
hunger signals