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57 Cards in this Set

  • Front
  • Back
The area of sharpest vision in the retina is known as the _________.
fovea centralis
The elevations or folds on the surface of the cerebrum are called:
A disorder in the brain in which certain parts of the brain are overactive, producing convulsive seizures and possible loss of conciousness.
The ear canal os lined with hairs and modified sebacous glands called ____ glands, which produce earwax.
the ability of the eye to see distant objects but not close ones is known as farsightedness or _____.
an inflammation of brain tissue usually caused by a virus transmitted by the bite of a mosquito
inflammation of the meninges caused by bacterial infection or viral infection that results in headache, ever and a stiff neck
the white, outermost layer of the eyeball composed of tough connective tissue
the innermost layer of the eye
the thin delicate silvery gray membrane that seperates the external ear canal from the middle ear is known as
tympanic membrane or eardrum
A deep bridge of nerve fiber known as the ____ ____ connects the two cerebral hemispheres
corpus callosum
a condition caused by excessive pressure buildup in the aqueous humor, which can constrict blood vessels entering the eye.
second largest portion of the brain. functions as a reflex center in coordinating complex skeletal muscular movements maintaining proper body posture and keeping body balanced.
disease characterized by tremors of the hand when resting and a slow shuffling walk with rigidity of muscular movements
Parkinson's disease
bridge that connects the spinal cord with the brain and parts of the brain with each other
pons varolii
colored part of the eye
part of the midbrian that is a reflex center and controls movments of head and eyeballs in response to visual stimuli; and the head and trunk in response to auditory stimuli
dorsal tectum
condition that is a normal part of aging, commonly occuring during the 40's resultig in the ablility of the eye to accomidate for near vision
division of the nervous system that prepares the body for stressful situations that require energy expenditure, such as increasing heartbeat and breathing rates.
blind spot of the eye
optic disk
prominent fissuer that separates the cerebrum into righ and left hemispheres
longitudinal fissure
common ear infection occurring in young children characterized by fever, irritability, and a red, inflamed eardrum
otitus media
area of retina where nerve fibers leave the eye
optic disk
fills posterior part of the eye and maintains ocular pressure, refracts or bends light, and holds the retina lens in position
vitreous humor
cavities within the brain that connect with each other, with the subarachnoid space of the meninges, and with the central canal of the spinal cord are known as
condition that affects muscles of the jaws, locking them into a closed position
the ability to see close objects but not distant ones, also called nearsightedness
another name for cerebrovascular accident
disease that produces defective muscle coordination
cerebral palsy
disease that causes destruction of the retina
part of the ear allowing for pressure equalization
eustachian tube
night blindness can be caused by
deficiency of vitamin A
ability to see color is due to
cells of the retina are __polar
rhodopsin is found in the
the actual taste function is found on the
taste hairs
chemoreceptors are used in the sense of
number of cranial nerves
24 (12 pairs)
neurotransmitter associated with the parasympathetic nervous system
which lobe of the cerebrum evaluates hearing input
which lobe of the cerebrum is involved in visual input?
which lobe of the cerebrum is involved in evaluating sensory information
which lobe of the cerebrum controls moods, aggression and motivation?
ventral cerebral peduncles are contained in the
the foramen of monroe connects
olfactory (I)
sensory: smell
optic (II)
sensory: vision
oculomotor (III)
motor: movement of the eyeball, regulation of the size of the pupil
trochlear (IV)
motor: eye movement
trigeminal (V)
sensory: sensations of head and face, muscle sense
motor: mastication
NOTE: divided into 3 branches: opthalmic branch, maxillary branch, and mandibular branch
abducens (VI)
motor: movement of the eyeball, particularly abduction
facial (VII)
sensory: taste
motor: facial expressions, secretions of saliva
vestibulocochlear (VIII)
sensory: balance, hearing
NOTE: divided into 2 branches: vestibular branch responsible for balance and the cochlear branch responsible for hearing
glossopharyngeal (IX)
sensory: taste
motor: swallowing, secretion of saliva
vagus (X)
sensory: sensation of organs supplied
motor: movement of organs supplied
NOTE: supplies the head, pharnyx, bronchus, esophagus, liver and stomach
accessory (XI)
motor: shoulder movement, turning of head, voice production
hypoglossal (XII)
motor: tongue movement