Flashcards in Medical Terminology for Health Professions Part 10 Deck (188):
Lowered level of consciousness marked by listlessness, drowsiness, and apathy.
Inflammation of the meninges of the brain and spinal cord.
Congenital herniation of the meninges through a defect in the skull or spinal column.
Characterized by throbbing pain on one side of the head.
Progressive autoimmune disorder characterized by inflammation resulting in scattered patches of demyelinated nerve fibers in the brain and spinal cord.
Inflammation of the spinal cord.
Radiographic study of the spinal cord after the injection of a contrast medium through a lumbar puncture.
Chemical substances that make it possible for messages to cross from the synapse
Characterized by recurrent obsessions and/or compulsions.
Unexpected sudden experience of fear in the absence of danger, accompanied by physical symptoms such as heart palpitations, shortness of breath, chest tightness, dizziness, sweating, nausea, feelings of unreality, choking sensations, or a combination of these.
Burning or prickling sensation that is usually felt in the hands, arms, legs, or feet, but can also occur in other parts of the body.
Chronic, degenerative central nervous disorder characterized by fine muscle tremors, rigidity, and a slow or shuffling gait.
Disorder of the peripheral nerves that carry information to and from the brain and spinal cord.
Post-Traumatic Stress Disorder
May develop after an event involving actual or threatened death or injury to the individual or someone else, during which the person felt intense fear, helpless ness, or horror.
Potentially serious or deadly disorder in children that is characterized by vomiting and confusion.
Inflammation of the sciatic nerve that results in pain, burning, and tingling along the course of the affected nerve through the thigh, leg, and foot.
Sudden surge of electrical activity in the brain that affects how a person feels or acts for a short time.
Shaken Baby Syndrome
Results of a child being violently shaken by someone. Can cause brain injury, blinds, fractures, seizures, paralysis, and death.
Characterized by severe lightning-like pain due to an inflammation of the fifth cranial nerve. These sudden, intense, brief attacks of sharp pain affect the cheek, lips, and gums only on the side of the face innervated by the affected nerve.
Consists of the nerves, brain, spinal cord, and sensory organs. Controls all bodily activities.
Consists of the eyes, ears, nose, skin, and tongue.
Central Nervous System
Receive and process information, and to regulate all bodily activity. Include the brain and spinal cord.
Peripheral Nervous System
Transmit nerve signals to and from the central nervous system.
Basic cells of the nervous system that allow different parts of the body to communicate with each other.
One or more bundles of neurons that connect the brain and the spinal cord with other parts of the body.
Ascending Nerve Tracts
Carry nerve impulses towards the brain.
Descending Nerve Tracts
Carry nerve impulses away from the brain.
Nerve center made up of a cluster of nerve cell bodies outside the central nervous.
Supply of nerves to a specific body part.
Sites in the sensory organs that receive external stimulation.
Automatic involuntary response to some change, either inside or outside the body.
Neurons emerge from the sensory organs and the skin to carry the impulses from the sensory organs toward the brain and spinal cord. Also known as sensory neurons.
Neurons link afferent and efferent neurons. Also known as Associative neurons.
Neurons carry impulses away from the brain and spinal cord and toward the muscles and glands. Also known as motor neurons.
Space between two neurons or between a neuron and a receptor organ.
Released at some synapses in the spinal cord and at neuromuscular junctions; it influences muscle action.
Released within the brain. Believed to be involved in mood and though disorders and in abnormal movement disorders such as Parkinson's disease.
Naturally occurring substances that are produced by the brain to help relieve pain.
Affects alertness and arousal, increasing blood pressure and heart rate, and releasing stores of glucose in response to stress.
Provide support and protection for neurons, and their four main functions are to surround neurons and hold them in place, supply nutrients and oxygen to neurons, to insulate one neuron from another, and to destroy and remove dead neurons.
Protective covering made up of glial cells.
Portion of the nerve fibers that are myelinated.
Portion of the nerve fibers that are unmyelinated.
System of membranes that enclose the brain and spinal cord.
Clear, colorless, and watery fluid that flows throughout the brain and around the spinal cord. Cool and cushion these organs from shock or injury. Nourish the brain and spinal cord by transporting nutrients and chemical messengers to these tissues.
Largest and uppermost portion of the brain. Responsible for all thought, judgement, memory, and emotion, as well as for controlling and integrating motor and sensory functions.
Controls skilled motor functions, memory, and behavior.
Receives and interprets nerve impulses from sensory receptors in the tongue, skin, and muscles.
Controls the senses of hearing and smell, and the ability to create, store, and access new information.
Long fragile tube-like structure that begins at the end of the brainstem and continues down almost to the bottom of the spinal column. Contains all the nerves that affect the limbs and lower part of the body, and serves as the pathway for impulses traveling to and from the brain. Surrounded an protected by cerebrospinal fluid and the meninges.
Specializes in administering anesthetic agents before and during surgery.
Specializes in diagnosing and treating diseases and disorders of the nervous system.
Specializes in surgery of the nervous system
Specializes in the diagnosing and treating chemical dependencies, emotional problems, and mental illness.
Specialist evaluates and treats emotional problems and mental illness.
An acute and potentially fatal infection of the central nervous system caused by a toxin produced by the tetanus bacteria. Also known as lockjaw.
Memory disturbance characterized by a total or partial inability to recall past experiences.
Violent shaking up or jarring of the brain.
Bruising of the brain tissue as the result of a head injury that causes the brain to bounce against the rigid bone of the skull.
Collection of blood trapped in the tissues of the brain.
Levels Of Consciousness
Measurement of response to arousal and stimulus.
Unresponsive state from which a person can be aroused only briefly despite vigorous, repeated attempts.
Brief loss of consciousness caused by the decreased flow of blood to the brain.
Abnormal growth located inside the skull.
Amount of pressure inside the skull.
Condition is damage to the brain that occurs when the blood flow to the bran is disrupted because a blood vessel is either blocked or has ruptured.
Transient Ischemic Attack
Sometimes referred to as a mini-stroke, temporary interruption in the blood supply to the brain.
Caused by brain damage associated with a stroke, loss of the ability to speak, write and/or comprehend the written or spoken word.
Occurs when a blood vessel in the brain leaks.
Deep sleep disorder consisting of sudden and uncontrollable brief episodes of falling during the day.
Highly contagious viral infections of the brainstem
Process of obtaining a sample of cerebrospinal fluid by inserting a needle into the subarachnoid space of the lumbar region to withdraw fluid
Involves the total loss of body sensation and consciousness induced by anesthetic agents administered primarily by inhalation or intravenous injection.
Causes the loss of sensation in a limited area by injection an anesthetic solution near that area.
Temporary interruption of nerve conduction, is produced by injecting an anesthetic solution near the nerves to be blocked.
Surgically suturing together the ends of a severed nerve.
Characterized by the loss of contact with reality and deterioration of normal social functioning.
Marked by a lack of responsiveness, stupor, and a tendency to remain in a fixed posture.
Sensory perception experienced in the absence of external stimulation.
Psychotic disorder usually characterized by withdrawal from reality, illogical patterns of thinking, delusions, and hallucinations, and accompanied in varying degrees by other emotional, behavioral, or intellectual disturbances.
Amyotrophic Lateral Sclerosis
Attention-Deficit Hyperactivity Disorder
Levels of Consciousness or Loss of Consciousness
Post-Traumatic Stress Disorder
Transient Ischemic Attack.
Iris, Color part of eye
Horny, Hard, Cornea
Tympanic Membrane, Eardrum
Lens of Eye
Sclera, White of eye, Hard
Tympanic Membrane, Eardrum
Stucture outside of the eyeball - includes Orbit, Eye Muscles, Eyelids, Eyelashes, etc.
A dimness of vision or the partial loss of sight, especially in one eye, without detectable disease of the eye
Any error of refraction in which images do not focus properly on the retina
A condition in which the pupils are unequal in size
A condition in which the eye does not focus properly beause of uneven curvatures in the cornea
Pressure-related ear discomfort that can be caused by pressure changes when in very high or very low altitudes
Dropping of the upper eyelid that is usually due to paralysis
The loss of transparency of the lens that causes a progressive loss of visual clarity
A localized swelling inside of the eyelid reulting from obstruction of a sebaceous gland.
An implanted electonic device that can give a deaf person a useful auditory understanding of the enviroment and/or hearing and help them to understand speech.
Pinkeye - An inflammation of the conjuctiva that is usually cause by an infection or allergy
An inflammation of the lacrimal gland that can be caused by bacterial, viral or fungal infection
The perception of two images of a single object
The eversion of the edge of an eyelid
The normal relationship between the refractive power of the eye and shape of the eye that enables light rays to focus correctly on the retina
The inversion of the edge of an eyelid
Strabismus characterized by an inward deviation of one or both eyes
Inflammation of the eustachian tube
Strabismus characterized by the outward deviation of one eye relative to the other
A radiograpic study of the blood vessels in the retina of the eye following the intravenous injection of a fluorescein dye as a contrast medium
A group of diseases characterized by increased intraocular pressure that cause damage to the retinal nerve fibers and the optic nerve
Blindness in one-half of the visual field
A pus-filled lesion on the eyelid resulting from an infection in the sebaceous gland.
A defect in which light rays focus beyond the retina
Contagious inflammation that causes painful blisters on the ear drum
The surgical removal of a portion of the tissue of the iris
An inflammation of the uveal tract affecting primarily structures in the front of the eye
An inflammation of the cornea
The surgicial removal of all or a portion of the labyrinth
Uses a focused beam of light to create a hole in the iris of the eye
The surgical removal of mastoid cells
A defect in which light rays focus in front of the retina
The surgical incision in the eardrum to create an opening for the placement of tympanostomy tubes
A condition in which an individual with normal daytime vision has difficulty seeing at night
An involuntary, constant, rhythmic movement of the eyeball that can be congenital or caused by a neurological injury or drug use
The visual examination of the fundus (back part) of the eye with an ophthalmoscope
Holds a Doctor of Optometry degree and specializes in measuring the accuracy of vision to determine whether corrective lenses are needed
Inflammation of the middle of the ear
A fungal infection of the external auditory canal
The flow of pus from the ear
Bleeding from the ear
The ankylosis of the bones of the middle ear, resulting in a conductive hearing loss
Swelling and inflammation of the optic nerve at the point of entrance into the eye through optic disk
Swelling surrounding the eye or eyes
Gradual loss of sensorineural hearing that occurs with age
The condition of common changes in the eyes that occur with aging
A benign growth on the cornea that can become large enough to distort vision
A Surgical procedure to treat myopia
Used to reattach the detached area in a retinal detachment
An inflammation of the sclera
The surgical removal of the top portion of the stapes bone and the insertion of a small prosthetic device known as a piston that conducts sound vibration to the inner ear.
A disorder in which the eyes point in different directions or are not aligned correctly because the eyes muscles are unable to focus together
The partial, or complete, suturing together of the upper and lower eyelids
Ringing, buzzing, or roaring sound in one or both ears.
The measurement of intraocular pressure
Use of air pressure in the ear canal to test for disorders of the middle ear
Tiny ventilating tubes places through the eardrum to provide ongoing drainage for fluids and to relieve pressure that can build up after childhood ear infections
Sense of whirling, dizziness, and the loss of balance, that is often combined with nausea and vomiting
The removal of the vitreous fluid and its replacement with a clear solution
Drying of eye surfaces including the conjunctiva
fingernail or toenail
is a precancerous skin growth that occurs on sun-damaged skin.