Exam 2 - Nervous system brain Flashcards
what does the blood-brain barrier do?
Protects brain from chemical fluctuation, shield from a number of substances
___ matter is on the outside of the brain, and ___ matter is on the inside
gray; white
the brain’s four main parts and their primary functions
- Cerebrum - higher brain functions, memory, personality, voluntary muscle movements
- Diencephalon - homeostasis and emotions
- Cerebellum - precise muscle movements
- Brainstem - visceral activities
this part of the brain is responsible for interpreting sensory input
parietal lobe (cerebrum)
this is the biggest part of the brain
cerebrum
outer layer of cerebrum
cerebral cortex
the cerebral cortex is composed of ____ matter
gray
cerebral cortex’s four sensory sections
parietal lobe, occipital lobe, temporal lobe, insula
the _____ lobe interprets sensory information from the skin
parietal
the _____ lobe interprets sensory information from the eyes
occipital
the _____ lobe deals with memory, emotion, balance, and interprets sensory information from the ears
temporal
the _____ interprets sensory information from the tongue
insula
the _____ lobe houses motor areas for speech, judgement and problem-solving
frontal
the cerebrum can be divided into two ___
hemispheres
bundle of nerves that connects the two hemispheres of the cerebrum
corpus callosum
corpus callosum