Brain - Function, Impairments, Blood Supply

Question 1

What are the functions of the frontal lobe

Answer 1

• voluntary movement
• intellect
• orientation
• Broca’s area - speech, concentration
• personality, temper, judgement, reasoning, behavior, self-awareness, executive functions

Question 2

What are impairments of the frontal lobe due to damage

Answer 2

• contralateral weakness
• perseveration, inattention
• personality changes, antisocial behavior
• impaired concentration, apathy
• Broca’s aphasia - expressive deficits
• delayed/poor initiation
• emotional lability

Question 3

What are functions of the parietal lobe

Answer 3

• sensation of touch, kinesthesia, perception of vibration, temperature
• intake of hearing, vision, motor, sensory and memory
• provides meaning for objects
• interprets language and words
• spatial and visual perception

Question 4

What are impairments of the parietal lobe

Answer 4

• (if dominant hemisphere, typical left) agraphia, alexia, agnosia
• (if non-dominant hemisphere , typical right) dressing apraxia, constructional apraxia, anosognosia
• contralateral sensory deficits
• impaired language comprehension
• impaired taste

Question 5

what are functions of temporal lobe

Answer 5

• primary auditory processing and olfaction
• Wernicke’s area (typical left) - ability to understand/produce meaningful speech, verbal and general memory
• rear part enables ability to interpret other’s emotions and reactions

Question 6

what are impairments of the temporal lobe

Answer 6

• learning deficits
• Wernicke’s aphasia - receptive
• antisocial, aggressive behaviors
• difficulty with facial recognition
• difficulty with memory, memory loss
• inability to categorize objects

Question 7

what are functions of occipital lobe

Answer 7

• main processing for visual information
• visual info for shapes, light and colors
• judgement of distances, seeing in 3D

Question 8

What are impairments of occipital lobe

Answer 8

• homonymous hemianopsia
• impaired extraocular muscle movement and visual deficits
• impaired color recognition
• reading and writing impairment
• cortical blindness with bilateral lobe involvement