3 Review Q's Nervous system and senses MT

Question 1

What is the space between two neurons or between a neuron and a receptor organ is known as?

Answer 1

synapse

Question 2

What is the white protective covering over some parts of the spinal cord and the axon of most peripheral nerves?

Answer 2

myelin sheath

Question 3

What are the root-like structures of a nerve that receive impulses and conduct them to the cell body?

Answer 3

dendrites

Question 4

what is the layer of the meninges that is located nearest to the brain and spinal cord?

Answer 4

pia mater

Question 5

Seven vital body functions are regulated by?

Answer 5

hypothalamus

Question 6

which nerves are the division of the autonomic nervous system that prepare the body for emergencies and stress?

Answer 6

sympathetic nerves

Question 7

what is a network of intersecting nerves called?

Answer 7

plexus

Question 8

cranial nerves are part of which division of the nervous system?

Answer 8

peripheral

Question 9

what relays sensory stimuli from the spinal cord and midbrain to the cerebral cortex?

Answer 9

thalamus

Question 10

which neurons carry impulses away from the brain and spinal cord

Answer 10

efferent neurons

Question 11

what connects the brain and spinal cord?

Answer 11

brainstem

Question 12

what coordinates muscular activity?

Answer 12

cerebellum

Question 13

what controls basic survival functions?

Answer 13

medulla oblongata

Question 14

what is the uppermost layer of the brain?

Answer 14

cerebrum

Question 15

what do you call a physician who specializes in administering anesthetic agents?

Answer 15

anesthesiologist

Question 16

what is a profound state of unconsciousness marked by an absence of spontaneous eye movements, no response to painful stimuli, and the lack of speech?

Answer 16

coma

Question 17

what kind of drug is also known as a tranquilizer?

Answer 17

anxiolytic

Question 18

what is a sensory perception that has no basis in external stimulation?

Answer 18

hallucination

Question 19

what is an excessive fear of heights?

Answer 19

acrophobia

Question 20

what is an acute condition that is characterized by confusion, disorientation, disordered thinking and memory, agitation, and hallucination?

Answer 20

delirium

Question 21

what is the term meaning inflammation of the spinal cord or inflammation of bone marrow?

Answer 21

myelitis

Question 22

what is the term meaning an abnormal fear of being in small or enclosed spaces?

Answer 22

claustrophobia

Question 23

what condition is characterized by severe lightning-like pain due to an inflammation of the fifth cranial nerve?

Answer 23

trigeminal neuralgia

Question 24

what is the medical term for the condition known as a developmental reading disorder?

Answer 24

dyslexia

Question 25

what is the bruising of brain tissue as the result of a head injury?

Answer 25

cerebral contusion

Question 26

what are mental conditions characterized by excessive, irrational dread or fear that is out of proportion to the real danger in a situation?

Answer 26

anxiety disorders

Question 27

what is a low-grade chronic depression with symptoms that are milder than those of severe depression but are present on a majority of days for two or more years?

Answer 27

dysthymia

Question 28

what is the structure that maintains the shape of the eye and protects the delicate inner layers of tissue?

Answer 28

sclera

Question 29

what is the snail-shaped structure of the inner ear?

Answer 29

cochlea

Question 30

what is known as the blind spot of the eye?

Answer 30

optic disc

Question 31

what lies between the outer ear and the middle ear?

Answer 31

tympanic membrane

Question 32

what separates the middle ear from the inner ear?

Answer 32

oval window

Question 33

what is the auditory ossicle, also known as the anvil, also called?

Answer 33

incus

Question 34

what term refers to the common changes in the eyes that occur with aging?

Answer 34

presbyopia

Question 35

what is it called when a laser is used to repair a detached retina?

Answer 35

retinopexy

Question 36

what is the inward turning of the edge of the eyelid called?

Answer 36

entropion

Question 37

what is inflammation of the middle ear also called?

Answer 37

otitis media

Question 38

what is the unit of measurement of a lens's refractive power?

Answer 38

diopter

Question 39

what is the term meaning bleeding from the ears?

Answer 39

otorrhagia

Question 40

what is the surgical incision of the eardrum to create an opening for the placement of ear tubes?

Answer 40

myringotomy

Question 41

what is diagnosed using a visual field test to determine losses in peripheral vision?

Answer 41

glaucoma

Question 42

what is inflammation of the uvea, causing swelling and irritation called?

Answer 42

uveitis

Question 43

what leads from the middle ear to the nasal cavity and the throat?

Answer 43

Eustachian tube

Question 44

what is secreted by glands that line the external auditory canal?

Answer 44

cerumen or earwax

Question 45

what is the condition in which the eye does not focus properly because of uneven curvatures of the cornea?

Answer 45

astigmatism

Question 46

what is inflammation of the labyrinth that can result in vertigo and deafness?

Answer 46

labyrinthitis

Question 47

what is used to measure visual acuity?

Answer 47

Snellen chart

Question 48

what does a radial keratotomy performed treat?

Answer 48

myopia

Question 49

what is the condition in which the pupils are unequal in size ?

Answer 49

anisocoria

Question 50

what is performed in preparation for the placement of a cochlear implant?

Answer 50

mastoidectomy

Question 51

what is also known as a stye?

Answer 51

hordeolum

Question 52

what is the medical term for the condition commonly known as swimmer's ear?

Answer 52

otomycosis

Question 53

what is the ability of the lens to bend light rays so they focus on the retina?

Answer 53

refraction

Question 54

what is a sense of whirling, dizziness, and the loss of balance?

Answer 54

vertigo

Question 55

What is a specialist in measuring the accuracy of vision?

Answer 55

optometrist

Question 56

what is the inflammation of the cornea that can be due to many causes, including bacterial, viral, or fungal infections?

Answer 56

keratitis

Question 57

what is the medical term for color blindness?

Answer 57

monochromatism

Question 58

what is the ringing of the ears called?

Answer 58

tinnitus

Question 59

what is swelling and inflammation of the optic nerve at the point of entrance into the eye through the optic disk?

Answer 59

papilledema (choked disk)

Question 60

what is the angle where the upper and lower eyelids meet?

Answer 60

canthus

Question 61

what is the term that describes any error of refraction in which images do not focus properly on the retina?

Answer 61

ametropia

Question 62

what is the presence of what appear to be flashes of light known as?

Answer 62

photopsia