brain areas Flashcards
1
Q
what is the brains weight and length?
A
- weight- 1.35kgs
- length- 15cm
2
Q
structures the brain is protected by
A
- skull
- cerebrospinal fluid
- meninges (3 layers of tissue)
3
Q
cerebellum
A
- “little brain” located at base of brain
- responsible for muscle coordination & balance
4
Q
pons
A
- largest part of brain stem
- responsible for breathing and the sleep cycles
5
Q
cerebrum
A
- divided into two hemispheres
- where all conscious thought & higher thinking occurs
6
Q
frontal lobe
A
- largest of all four lobes
- functions- planning, problem solving, decision making, production of speech
- contains primary motor cortex which initiates voluntary movement
7
Q
parietal lobe
A
- found in upper back half
- functions- processing sensory info, spatial awareness & direction
- contains primary somatosensory cortex which receives and processes info about touch and temp
8
Q
occipital lobe
A
- dedicated to vision
- contains primary cortex
- left lobe receives info from right side of brain and vise versa
9
Q
temporal lobe
A
- located next to ears
- responsible for hearing and language comprehension
- contains primary auditory cortex
- has roles recognising- faces, places, songs and paintings
10
Q
brain stem
A
- regulates survival functions
- eg heart beat, blood pressure & breathing rates
11
Q
thalamus
A
- sensory data arrives here
- then relayed to specific areas of the somatosensory cortex
12
Q
hypothalamus
A
- responsible for regulating body temperature, appetite, thirst, hormones
13
Q
hippocampus
A
- responsible for making new memories
- also our direction finder & navigator
14
Q
pineal gland
A
- controls our internal body clock
- regulates sleep-wake cycles & realates our sleep hormone (melatonin)
15
Q
amygdala
A
- associated with emotions of fear and anger
- plays key role in our emotional responses
