Biological PSY wk 3

Question 1

What do the Sensory Neurones do?

and where is it located?

Answer 1

Send a message from the brain to the body, (Eg. Temp, pressure, pain)
Location : dorsal spine

Question 2

What do the Motor Neurones do?

and where is it located?

Answer 2

Send messages from the brain to the body, (Eg. Actions, changes in organ function)
Location: Ventral Spine

Question 3

What do Interneurons do?

Answer 3

Connect sensory and motor Neurones at the spinal level, allowing reflexive movement

Question 4

What does the Brain stem comprised of?

Answer 4

mid-brain, pons, medulla and RAS

Question 5

what is the cerebellum also known as?

Answer 5

The little brain

Question 6

What does the cerebellum do?

Answer 6

gives people; balance, motor coordination, learning and motor skills

Question 7

what are cerebral Ventricles?

Answer 7

cavities within the brain that contain cerebrospinal fluid,

Question 8

What does cerebrospinal fluid do?

Answer 8

Nourishes and protects the central nervous system

Question 9

What are the 2 main purposes of the Brain stem?

Answer 9

1- Connects the brain and spinal cord 2- Regulates bodily functions

Question 10

what are the 4 key functions in the brain stem?

Answer 10

1- pons
2-Medulla
3-Mid- brain
4-Reticular activating system (RAS)

Question 11

What does the pons do?

Answer 11

connects cortext to cerebellum

Question 12

what does the medulla control?

Answer 12

Respiration, heart rate and sleep/wake patterns

Question 13

what does the mid-brain control?

Answer 13

Movement control, orienting to sensory stimuli

Question 14

what does the RAS control?

Answer 14

continuousness an arousal

Question 15

if an individual was classified as brain dead, which of the four key functions would not be working?

Answer 15

All.

Question 16

What is the largest most complex region of the brain?

Answer 16

Forebrain

Question 17

What is the two main things the Forebrain is comprised of

Answer 17

1 - cerebral cortext

2- subcortical structures

Question 18

What is the left and right cerebral hemispheres connected by, that allows the two hemispheres to share information

Answer 18

corpus callosum

Question 19

what is the lymbic system?

Answer 19

interconnects brain regions, involved in emotional processing, basic drives, control of the autonomic nervous system, learning & memory and smell.

(ALSO 1 OUT 2 KEY SUBCORTICAL STRUCTURES)

Question 20

what are the 4 key things that the lymbic system is made up of?

Answer 20

Thalamus, hypothalamus, Amygdala, Hippocampus

Question 21

what does the thalamus do?

Answer 21

Receives/transfers incoming sensory information to the cortext (relay station)

Question 22

what does the hypothalamus do?

Answer 22

regulates autonomic nervous system and endocrine system

Question 23

what does the amygdala do?

Answer 23

learning, recognising and responding to emotion (in particular fear)

Question 24

what does the hippocampus do?

Answer 24

encoding of new long term memories, spatial memories

Question 25

What is the Basal Ganglia?

Answer 25

it is 1 out of 2 subcortical structures, it is in control of movement

Question 26

If an individual was addicted to drugs, what area of the brain is activated?

Answer 26

The basal Ganglia

Question 27

what are the 4 lobes of the cortext?

Answer 27

1-frontal, 2-temporal, 3- parietal , 4- occipital

Question 28

4 main functions within the frontal lobe

Answer 28

1- pre frontal cortext 2- executive function 3- Broca's area 4- motor cortext

Question 29

what is the pre frontal lobe function?

Answer 29

Associates with personality, mood and memory

Question 30

What is the executive function?

Answer 30

Decision making, problem solving, reasoning, self awareness and self control

Question 31

what is the functions of Broca's area

Answer 31

speech production, which is typically left hemisphere

Question 32

what is the functions of the motor cortext?

Answer 32

programming and execution of movement

Question 33

If there was damage to the frontal lobe, what would happen?

Answer 33

Executive function deficits. (Eg. loss in motivation, inability to plan, social inappropriateness, reduced flexibility within thinking)

Question 34

what is the parietal lobe responsible for?

Answer 34

The processing of somatic sensations and perceptions.

Question 35

what is the main function of the parietal lobe?

Answer 35

somatosensory cortext

Question 36

What does the somatosensory cortext do?

Answer 36

Registers tactile sensations within the body (Eg, temp, pain, pressure)

Question 37

what would happen if there was damage to the parietal lobe?

Answer 37

Left and right confusion, problems integration sensory information and visuo - spatial and constructional problems

Question 38

what is the temporal lobe responsible for?

Answer 38

Processing auditory information (hearing)

Question 39

what 3 main functions used in the temporal lobe?

Answer 39

1- Primary Auditory cortext, 2- auditory association cortext 3- Wernicke's area

Question 40

what does the Primary Auditory cortext do?

Answer 40

receives incoming sound, analyses frequency and tone

Question 41

What does the auditory association cortext do?

Answer 41

applies meaning to sound

Question 42

What does Wernickes area do?

Answer 42

language comprehension (typically left hemisphere)

Question 43

if you were to damage your temporal lobe, what would happen?

Answer 43

auditory problems, impaired language and poor memory

Question 44

what is the occipital lobe responsible for?

Answer 44

vision

Question 45

2 main functions of the occipital lobe?

Answer 45

1- Primary visual cortext | 2- visual association cortext

Question 46

What does the primary visual cortext do?

Answer 46

receives visual information from the eyes

Question 47

what does the visual association cortext do?

Answer 47

analyses visual data to form an image

Question 48

if there was damage to the occipital lobe, what would happen?

Answer 48

You'd go blind, have trouble with your vision.

Question 49

what happens with split brain surgery?

Answer 49

the brain cannot share info with both hemispheres

Question 50

what is an effect on split brain surgery?

Answer 50

info in the RVF (right visual field) can be verbally described by left hemisphere