sensory perception Flashcards

1
Q

what is an exteroreceptor ?

A

An exteroceptor is a receptor
that is located near a stimulus in the external environment, such as the somatosensory receptors that are located in the skin.

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2
Q

What is an interoreceptor ?

A

An interoceptor is one that interprets stimuli from internal organs and tissues, such as the receptors that sense the increase
in blood pressure in the aorta or carotid sinus.

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3
Q

what is a proprioreceptor ?

A

a proprioceptor is a receptor located near a moving part of the body,
such as a muscle, that interprets the positions of the tissues as they move.

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4
Q

what are the associated functions with the frontal lobe ?

A

According to The Human Medicines Regulations 2012, is it legal to sell one of the blister strips of paracetamol 500mg tablets (8 tablets) from a sandwich shop

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5
Q

what are some symptoms of brain tumours affecting the frontal lobe ?

A
 Personality change 
 Loss of inhibition leading to offensive behaviour which is out of character for that persone.g. swearing, rudeness, inappropriate sexual behaviour 
 Irritability 
 Aggression 
 Apathy – loss of interest in life 
 Difficulty planning or organising 
 Weakness of one side of the face or body 
 Problems walking 
 Difficulty speaking
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6
Q

what are some associated functions of the parietal lobe ?

A
 perception and integration of sensory information (e.g. touch, pressure, temperature, and pain) 
 visuospatial processing 
 spatial attention 
 spatial mapping 
 number representation
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7
Q

what are some symptoms of a brain tumour affecting the parietal lobe ?

A

Loss of sensation in part of the body
Sensory or motor neglect – e.g. a person with right sided sensory neglect will not respond to a sound, gesture or touch from or on the right but will respond normally to these stimuli on the left side.
Difficulty speaking or understanding speech
Problems with reading and/or writing

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8
Q

what is a function of the occipital lobe ?

A

vision

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9
Q

what is a symptom of a brain tumour affecting the occipital lobe ?

A

This area is responsible for vision; symptoms include problems with or loss of vision on one side. Blindness that is caused by damage to the visual area of the brain is called ‘central’ or ‘cortical’ blindness.

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10
Q

what are some associated functions of the temporal lobe ?

A
Recognition 
Perception (hearing, vision, smell) 
Understanding language 
Learning and memory 
Emotional reactions
Associated cognitive disorders 
Schizophrenia is the cognitive disorder most closely aligned to temporal lobe dysfunction.
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11
Q

what are some symptoms of brain tumours affecting the temporal lobe ?

A

Fits – may be called ‘temporal lobe Epilepsy’
Short term memory problems
Inability to recall words

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12
Q

what are some associated functions of the cerebellum ?

A
coordination of voluntary movement 
motor–learning 
balance 
reflex memory 
posture 
timing 
sequence learning
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