12 misc Flashcards
Preganglionic fibers of the PNS and SNS are ___
Cholinergic
The preganglionic fibers of the SNS exit the spinal chord at the ___ region
Thoracolumbar
Transmitter for postganglionic fibers of the SNS is _____
Norepinephrine (NE)
Transmitter for the postganglionic fibers of the PNS is ____
Acetylchlone (ACh)
The preganglionic and postganglionic fibers associated with the craniosacral outflow are ____
Cholinergic
The transmitter of the preganglionic fibers of both the PNS and SNS is ____
ACh
Fibers colored green are ____
Cholinergic
Fibers colored red are ____
Adrenergic
Postganglionic fibers of the parasympathetic nervous system are longer than the ______ fibers of the sympathetic nervous system
Preganglionic
Postganglionic receptors for he PNS are ___
Muscarinic
Alpha and beta receptors are activated by ____
NE
Postganglionic receptors for the SNS are called ____
Alpha and Beta receptors
Fibers colored green secrete ____ as their transmitter
ACh
Fibers that are colored red secrete ___ as their transmitter
NE
Transmitter of the preganglionic fibers of both the PNS and SNS activate ______ receptors
Nicotinic
A drug that blocks muscarinic receptors diminishes the ______ response
Parasympathetic
A drug that blocks alpha or beta receptors diminishes a ____ response
Sympathetic
Alpha and beta receptors are ____ receptors
Adrenergic
A drug that affects the ____ receptors affects both the PNS and SNS
Nn
Shape of muscarinic receptor and Ach
Nail
Shape of Alpha and beta receptors and NE
Circular
Shape of nicotinic Nm receptor and ACh
Square
Increased heart rate, blood pressure, perspiration; dilation of pupils and breathing passages; pounding heart and sweaty palms; Anxiety and tremors; stronger heart and muscle contraction; vasoconstriction;
Sympathetic
Stimulation of urination; decreased heart rate; constriction of the pupils
Parasympathetic
Parasympathetic and sympathetic nerves innervate the ___
Viscera
Parasympathetic postganglionic receptor
Muscarinic
mimetic
Same
Lytic
Inhibits
Vasoconstrictor effect caused by background firing of the sympathetic nerves
Vasomotor tone
Severe decline in blood pressure and shock is a consequence of
Loss of motor tone
Paravertebral ganglia are located within the
Sympathetic nervous system
Fight or flight, sympathetic nervous system, paravertrebral ganglia; what kind of outflow
Thoracolumbar outflow
Muscarinic receptors located in
Effector organs