L3 Nervous System Organization Flashcards
CNS structural components?
Brain and Spinal chord
Peripheral Nervous system
Cranial Nerves and spinal nerves + ganglia
Sensory Division is also considered/called the _________ system
afferent
The motor division is also considered/called the______ system
efferent
afferent in all cases means something is ____ _____ something else
going towards
efferent in all cases means something is ____ _____ something else
going away
NS - sensory information or ____ ______ go ______ the central nervous system.
nerve impulses
towards
NS - motor information/ motor impulses going ______
away
afferent = ______ to the CNS
toward
Efferent = _____ to the CNS
away
What division receives sensory information from the: skin, fascia, joints, skeletal muscles, special senses
Somatic Sensory
The Somatic Sensory division of the PNS receives information form where in the body?
skin, fascia, joints, skeletal muscles, special senses
What division relays sensory information from viscera?
The Visceral sensory
The Visceral Sensory division of the PNS receives information from where in the body?
the viscera
Somatic Motor is the ______ nervous system
voluntary
Somatic Motor innervates ____ _____
skeletal muscle
Autonomic Motor system is the _____ nervous system
involuntary
Autonomic Motor system innervates
cardiac muscle, smooth muscle, glands
Parasympathetic
rest and digest
Sympathetic
fight or flight
Parasympathetic and Sympathetic are a part of the _______ nervous system
Autonomic
Parasympathetic Sympathetic systems function together or separately ?
together
Parasympathetic innervations are more dominant’s in times of_____
rest
Sympathetic innervations are more dominant’s in times of_____
exactment, exercise, embracement, emergency
