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Terms in this set (78)
Nerves perform internal ____________________
Two primary divisions of the nervous system are
-central nervous system (CNS) & peripheral nervous system (PNS)
The main functions of the nervous system are
-impulses sent to central nervous system (CNS)
-impulses sent from CNS
- Coordination of activities of all parts of nervous system
-Sensory function that detects changes in the body
The nervous system keeps the body in balanced a balanced mode called ____________.
_____________ makes up the brain and the spinal cord.
____________ makes up the peripheral nerves
There are _________ distinct functions of the PNS.
four; two efferent and two afferent
Highways for motor impulses from CNS muscles.
Carry impulses from soft tissues, involuntary muscles of body, and other organs back to CNS
Smallest functional part of the CNS
The ______________ receive electrical impulses.
_____________________ is a specialized insulation wrapped around an axon.
_________________ processes electrical messages before it enters the axon.
_________________ are chemicals that transmit electrical impulses.
The three main states of the a neuron are ....
polarized, depolarized, & repolarized
negative charge inside neuron ______________(K+) and chloride (Cl-)
positive charge outside _____________(Na+)
The ______________ is the largest area of the brain.
The _______________ part of the brain controls the logical thinking process.
The _______________ part of the brain controls creativity and speech.
The _______________ connects the brain to the spinal cord.
Drug treatments for Epilepsy
Hydantoins, Barbiturates, succinimides, Benzodiazepines
What is Alzheimer's disease?
degenerative brain condition
In what ages Alzheimer´s can occur?
Early stage, mid stage, and late stage categories
Brain cells are replaced by deposits of protein such as
tangles and knots
drug types of Epilepsy
Patient takes medicine on time every day and they
cannot abruptly stop taking
Drug Treatment for Alzheimer´s Disease
donepezil, tacrine and memantine
Main therapy for alzheimer´s disease
both the _________ and _______ regulate organs, tissues, and blood vessels; they are also both made of ganglia
CNS and PSNS
drugs increase dopamine and ACh levels in brain
During flight or flight
-______________ body systems are shut down
- Energy is __________ to other area, muscular system
nonessential / redirected
Symptoms of Parkison´s Disease
constipation, dry mouth , blurred vision
What its Multiple Sclerosis?
Is a deterioration of the myelin sheath
The cause of Multiple Sclerosis is an
What its a Stroke?
A disruption of blood flow or leakage of blood outside of vessel walls
work during rest
Bipolar Disorder Symptoms
excessive mood swings between man and depressive states
Common side effect: drooping eyes & muscles tire easily and take longer to recover
Epilepsy is characterized by grand mal or _______ - ________ seizures.
tonic - clonic
a period of muscle relaxation
a period of widespread muscle spasms
Treatments of Bipolar Disorder
Mood stabilizing agents such as lithium
Schizophrenia Episodes of psychosis caused by mental illness medications or an underlying medical condition such as dementia
cannot initiate sleep, cannot maintain sleep, or waking up too early
what medications are used to treat Insomnia
Temazepam or brand name Restoril
Drugs to treat ADHD are available in a variety of dosage forms including
capsules and tablets, oral solutions and transdermal patches
Most common OTC for insomnia is
Schizophrenia is not a
A rare autoimmune disorder in which electrical impulses from the CNS to the muscles throughout the body are affected (especially the throat and eyes)
Symptoms of a Stroke
loss of use or weakness on one side, visual problems
ACh is important for _________ & _______________
CNS / PNS
receptors located on the heart muscle
receptors located in the respiratory system and elsewhere
The two main neurotransmitters are ....
norepinephrine and epinephrine
What is Parkinson´s Disease
loss of deficiency of dopamine
Involuntary has two branches:
Sympathetic and parasympathetic nervous system
the fight or flight is apart of the __________ nervous system
The three main areas of the brain are the ...
Midbrain, pons, and medulla oblangata
Allows only certain types of small molecules to enter the brain and prevents molecules from entering and possibly damaging the brain via chemical reaction
blood-brain barrier (BBB)
Built in thermostat and appetite center
thin covering lining the inside of bones; covers and protects the brain and spinal cord from bony structure of the skull and spinal column
- in charge of most sensory stimuli
-interprets and relays messages sent via nervous system
- initiates motor impulses form the cortex
5 main sections of the spinal cord
cervical, thoracic, lumbar, sacral, and coccygeal areas
Protects the brain and the spinal cord
blood-brain barrier (BBB)
A progressive form of dementia that affects memory, thinking, and behavior
A physiological brain disorder that affects the ability to engage in quiet, passive activities or to focus one's attention; attributable to an imbalance of neurotransmitters in the brain
A branch of the nervous system that carries out "automatic: bodily functions; it is composed of the sympathetic and parasympathetic systems
autonomic nervous system
a section of the brain consisting of the medulla oblongata, pons, and midbrain, which connect the forebrain and cerebrum to the spinal cord
Clear watery fluid that is continually produced and absorbed that flows in the ventricles of the brain and around the surface of the brain and spinal cord
A brain disorder marked by repeated seizures over time
A stroke caused by the rupture of a blood vessel in the brain
A stroke caused by a blockage of a blood vessel in the brain
An autoimmune disorder that affects nerves in the CNS
Recommended textbook explanations
Anatomy & Physiology Student Workbook
Kent Pryor, Richard Allan, Tracey Greenwood
Human Anatomy And Physiology
Elaine N. Marieb, Katja Hoehn
The Human Body in Health & Disease
Gary A. Thibodeau, Kevin T. Patton
Anatomy and Physiology
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