2-1 hbs functions

longitudinal fissure

deep grove down the center of the brain that seperates the left/right hemisphere

corpus callosum

connect the left/right hemisphere and enable communications between them

gray matter

unmyelinated neurons (nerve cells) that control somatic sensory and motor receptors

white matter

unmyelinated neurons (nerve cells) that send impulses throughout the brain from one hemisphere to the other(relay neurons)

cerebellum

controls muscle coordination and balance

brain stem

connects the spinal cord to the cerebrum

cerebrum

largest part of the brain divided into 4 lobes

frontal

regulate voluntary muscle movement, planning, problem solving, and critical thinking

parietal

interpretes sensation-pain,touch,taste, and smell

temporal

hearing and auditory processing

occipital

center to interpret vision

dura mater (meninges)

covers, protects, and support the brain and spinal cord

thalamus

process all sensory information and then sends it to the cerebrum for interpretation

hypothalamus

releases hormones which controls body tem, hunger, and thirst, mood, and sex drive-responsible with homeostasis

midbrain

reflec center for vision, controls the pupil

pons

regulate involuntary functions such as breathing, sleep cycle, and dreaming and facial experssions

medulla oblongata

controls involuntary vital functions such as heart rate, blood pressure, and digestatio.