ANS Anatomy
Clusters of neurons that house synapses. G_____
What is ganglia
Branch of the nervous system which includes the somatic and autonomic divisions. M____
What is the motor (efferent) division?
Means origin or beginning. G___
What is "gen"?
What is interatrial septum?
A network of nerves in the body. P_____
What is a plexus?
Part of the spinal chord containing the central canal. G______ __________
What is the gray commissure?
The cranial nerve of the eye that provides sensory information
What is the optic nerve?
Literally means "between [a system] that works together". P__________
What is parasympathetic?
How does the heart get oxygen and nutrients?
Coronary vessels
The dissolving medium of a solution
What is a solvent?
Division of ANS with longer preganglionic axons
What is parasympathetic
The division of the nervous system that sends information from the outside world to the brain. S______
What is the sensory (afferent) division?
The hormone of the adrenal medulla that primarily activates during sympathetic response and has most effect on the blood vessels
What is norepinephrine?
What is "little ear"?
Division of the nervous system that may cause hypertension (high blood pressure) when overactive.
What is the sympathetic?
Site of origin of the Sympathetic division of the ANS. T__________
What is thoracolumbar
The cranial nerve that innervates the face and jaw and is both motor and sensory. T________
What is the trigeminal nerve?
The internal region of adrenal gland that releases hormones within the bloodstream to help promote fight-or-flight response
An anatomical difference between skeletal and cardiac muscle?
What are intercalated discs (gap junctions)?
Division that stimulates secretory activity in nasal, lacrimal, gastric, and pancreatic glands
What is a role of the parasympathetic division?
Synapse point for preganglionic axons in the Glossopharyngeal nerve (CN IX)
What is the otic ganglion?
The splanchnic nerves from T5–T9. G_________ _________ splanchnic nerves
What are the greater thoracic splanchnic nerves?
Axons from one preganglionic cell synapse on numerous ganglionic cells. N_________ D_________
What is neuronal divergence?
The three primary functions of the pericardium
What are prevents friction, provides support, and prevents overfilling and overstretching of heart?
The number of neurons in this structure is about 69 million
What is Current (I) = Voltage (V)/Resistance(R)?