EMT Medical Terminology unit 6 (chapters 12-13)

Which of the following conditions is characterized by progressive dementia, disorientation, and loss of memory? a. Alzheimer's disease b. Reye syndrome c. Bell's palsy d. Parkinson's disease

a. Alzheimer's disease

Which of the following statements regarding neurogial cells is NOT true? a. Neurogial cells conduct electrical impulses. b. Some neurogial cells produce myelin. c. There is a variety of types of neurogial cells. d. Neurogial cells provide support for the neurons.

a. Neurogial cells conduct electrical impulses.

Which abbreviation stands for the right eye? a. OD b. OS c. OP d. OU

a. OD

Which of the following is the part of a neuron that receives the impulse? a. dendrite b. nerve cell body c. axon d. myelin

a. dendrite

Which of the following diagnostic procedures is used to identify corneal abrasions or ulcers? a. fluorescein staining b. ophthalmoscopy c. tonometry d. keratometry

a. fluorescein staining

Which of the following is the elevated portion of the convolutions on the surface of the cerebrum? a. gyri b. ventricles c. synapse d. sulci

a. gyri

Paralysis on one side of the body is called: a. hemiplegia b. lethargy c. palsy d. hemiparesis

a. hemiplegia

Which part of the brain controls body temperature, appetite, sleep, sexual desire, and emotions? a. hypothalamus b. cerebrum c. cerebellum d. thalamus

a. hypothalamus

which of the following pathological conditions affects part of the retina? a. macular degeneration b. cataract c. amblyopia d. strabismus

a. macular degeneration

Which medical term does NOT mean pertaining to the eye? a. otic b. ocular c. opthalmic d. optic

a. otic

Which term is NOT spelled correctly? a. otomicosis b. labyrinthectomy c. salpingotomy d. tympanorrhexis

a. otomicosis

Paralysis of the lower portion of the body and both legs is called: a. paraplegia b. biplegia c. paresthesia d. hemiparesis

a. paraplegia

What is the common name for a CVA? a. stroke b. Lou Gehrig's disease c. concussion d. seizure

a. stroke

Which abbreviation stands for a surgical procedure? a. VA b. PRK c. XT d. OD

b. PRK

Which of the following conditions is characterized by encephalopathy and organ damage and is associated with aspirin use in children? a. Alzheimer's disease b. Reye syndrome c. Bell's palsy d. Parkinson's disease

b. Reye syndrome

Which of the following statements regarding the mechanisms necessary for proper vision is inaccurate? a. Eye muscles are correctly coordinated so that both eyes move together. b. The correct amount of light is admitted by the cilary body. c. Light is correctly focused onto the retina by the lens. d. The optic nerve transmits sensory images to the brain.

b. The correct amount of light is admitted by the cilary body.

Which part of the brain is responsible for thoughts, judgement, memory, problem solving, and language? a. hypothalamus b. cerebrum c. cerebellum d. thalamus

b. cerebrum

Which layer of the eye is responsible for supplying blood to the eye? a. retina b. choroid c. sclera d. lens

b. choroid

Which type of seizure is localized, affecting a single limb? a. absence seizure b. focal seizure c. tonic-clonic seizure d. grand mal seizure

b. focal seizure

Which of the following surgical procedures means to destroy a small precise area of the retina? a. enucleation b. laser photocoagulation c. photorefractive keratectomy d. Scleral buckling

b. laser photocoagulation

Which of the following is NOT a layer of the eyeball? a. sclera b. lens c. retina d. choroid

b. lens

Which of the following structures is not part of the external ear? a. auricle b. malleus c. auditory canal d. tympanic membrane

b. malleus

The ossicles are located in which cavity of the ear? a. external b. middle c. inner d. none of these

b. middle

Which of the following pathological conditions is due to the loss of myelin insulation around a nerve? a. Guillain-Barre syndrome b. multiple sclerosis c. myasthenia gravis d. shingles

b. multiple sclerosis

Which of the following is the location of the nucleus of a neuron? a. dendrite b. nerve cell body c. axon d. myelin

b. nerve cell body

A viral inflammation of the gray matter of the spinal cord is: a. spina bifida b. poliomyelitis c. myelocele d. amyotrophic lateral sclerosis

b. poliomyelitis

Which of the following surgical procedures is the treatment for otosclerosis? a. myringotomy b. stapedectomy c. cochlear implant d. otoscopy

b. stapedectomy

Which of the following conditions is characterized by one-sided facial paralysis? a. Alzheimer's disease b. Reye syndrome c. Bell's palsy d. Parkinson's disease

c. Bell's palsy

Which of the following statements regarding the retina is NOT true? a. Light strikes the retina at the macula lutea. b. The center of the macula lutea is the fovea centralis. c. The point of sharpest vision is the optic disk. d. Rods and cones are found in the retina.

c. The point of sharpest vision is the optic disk.

Which of the following statements regarding the inner ear is NOT true? a. The fluid-filled cavity of the inner ear is called the labyrinth. b. The hearing and equilibrium sensory organs are in the labyrinth. c. The semicircular canals are the sensory organs for hearing. d. The sensory organs in the inner ear contain hair cells.

c. The semicircular canals are the sensory organs for hearing.

Which of the following is the part of a neuron that conducts the electrical impulse toward its destination? a. dendrite b. nerve cell body c. axon d. myelin

c. axon

Which part of the brain consists of the thalamus and hypothalamus? a. pons b. cerebrum c. diencephalon d. medulla oblongata

c. diencephalon

Which term means double vision? a. hemianopia b. nyctalopia c. diplopia d. exotropia

c. diplopia

The opening of the outer ear is the: a. oval window b. elongated window c. external auditory meatus d. tympanic membrane

c. external auditory meatus

Which of the following pathological conditions occurs when there is an accumulation of cerebrospinal fluid in the ventricles of the brain? a. encephalocele b. cerebral palsy c. hydrocephalus d. cerebral contusion

c. hydrocephalus

Which of the following pathological conditions is due to an insufficient neurotransmitter at a synapse? a. Guillain-Barre syndrome b. multiple sclerosis c. myasthenia gravis d. shingles

c. myasthenia gravis

Which of the following is NOT part of the brain? a. cerebrum b. diencephalon c. nerve root d. brain stem

c. nerve root

Which of the following structures are the sensory receptor cells active in dim light? a. cones b. lens c. rods d. optic disk

c. rods

Which of the following terms refers to ringing in the ears? a. binaural b. presbycusis c. tinnitus d. vertigo

c. tinnitus

Which type of seizure used to be called a grand mal seizure? a. absence seizure b. focal seizure c. tonic-clonic seizure d. petit mal seizure

c. tonic-clonic seizure

Which of the following statements regarding the spinal cord is NOT true? a. Ascending tracts carry sensory information up to the brain. b. Cerebrospinal fluid is found within the central canal of the spinal cord. c. Descending tracts carry motor commands from the brain to a peripheral nerve. d. The spinal cord extends from the medulla oblongata down to the sacrum.

d. The spinal cord extends from the medulla oblongata down to the sacrum.

Which of the following statements regarding the eye muscles is NOT true? a. Rectus muscles pull in a straight line. b. Strabismus occurs when there is a weakness in one of the eye muscles. c. Oblique muscles pull on an angle. d. There are four eye muscles for each eye.

d. There are four eye muscles for each eye.

The abnormal mental state characterized by confusion, disorientation, and agitation is called: a. dementia b. a convulsion c. palsy d. delirium

d. delirium

Which of the following diagnostic procedures evaluates balance and equilibrium? a. audiometry b. Rinne and Weber tuning-fork test c. otoscopy d. falling test

d. falling test

Which of the following medications promotes sleep? a. anesthetic b. analgesic c. dopaminergic drugs d. hypnotic

d. hypnotic

Which of the following is the insulating material found around a neuron? a. dendrite b. nerve cell body c. axon d. myelin

d. myelin

Which of the following pathological conditions is also called nearsightedness? a. esotropia b. presbyopia c. hyperopia d. myopia

d. myopia

Which of the following surgical procedures stabilizes a detaching retina? a. enucleation b. laser photocoagulation c. photorefractive keratectomy d. scleral buckling

d. scleral buckling

Which of the following pathological conditions is due to weakened eye muscles? a. astigmatism b. cataract c. glaucoma d. strabismus

d. strabismus

Which of the following terms refers to dizziness? a. binaural b. presbycusis c. tinnitus d. vertigo

d. vertigo