ANCC Exam Review Module 3 Flashcards
Conveys information from the CNS to skeletal muscles; responsible for voluntary movement
Somatic nervous system
Comprises the somatic and autonomic nervous system
peripheral nervous system
Regulates internal body functions to maintain homeostasis
autonomic nervous system
peripheral nervous system is divided into:
somatic and autonomic
autonomic is divided into:
sympathetic and parasympathetic
the excitatory division; prepares the body for stress (fight or flight)
sympathetic
Maintains and restores energy; inhibits or decreases activity of organs
parasympathetic
myelinated axons of neurons
white matter
composed of nerve cell bodies and dendrites
gray matter
working area of the brain and contains synapses
gray matter
increases brain surface area
sulci, fissures, gyri
small shallow grooves
sulci
deeper groves extending into the brain
fissures
gyri
raised tissue area of the brain
large bundle of white matter in the center of the brain connecting the two hemispheres
corpus collosum
Major functions of the frontal lobe
Motor
association
executive function
Expressive speech (Broca)
Personality variables
Major functions of the temporal lobe
Receptive speech (Wernicke’s area)
Auditory
Memory
Vision/sensory
emotion
problems with temporal lobe
visual and auditory hallucinations
aphasia, amnesia
Occipital lobe
Primary visual cortex
Integration area
problems in occipital lobe
visual field defects, blindness, visual hallucinations