Lab Experiment 2 - Ear and Eye Flashcards
information we gather from our senses is essential for what three things?
our intellectual functioning
our personality development
our life sustaining properties
if we are missing the ability to sense pressure or pain and we can’t react to that stimulus then what won’t be able to do?
remove ourselves from the harmful stimulus
sensory receptors are our structures specialized to detect what?
the senses
sensory receptors also convert one form of energy to what?
another form of energy
sensory receptors can convert light or sound into what?
a nerve signal
the sense organs are specialized structures composed of what?
nerve tissue and other types of tissue that work to enhance the response that we gather from the environment and from the sensory receptors
what do thermoreceptors respond to?
hear or cold
what do photoreceptors respond to?
lights
where are photoreceptors found
in our eye
what do chemoreceptors respond to and gather?
chemicals
odors
taste
what do nociceptors respond to?
pain
general senses and the receptors for these senses are widely distributed throughout the body in places like what?
muscles
joints
in our organs
general senses respond to stimuli such as what?
general touch
pain
temperature
the special senses are limited to what area of the body?
the head
what type of nerves innervate the special senses?
cranial
are the special senses or the general senses more complex?
special senses
name the five special senses?
vision hearing taste smell equilibrium
the vestibularcochlear nerve has two branches. which branch innervates the system that controls equilibrium?
vestibular
which branch innervates the system that controls hearing?
cochlear
what are the three sections of the ear?
outer (or external) ear
middle ear
inner ear
which portion of the ear is responsible for our sense of equalibrium?
inner ear
where does the external ear direct the sound waves
into the canal to the end at the eardrum
what are the two medical names of the outer part of the external ear?
the pinna or auricle
what is the common name for the pinna/auricle?
the ear lobe
what is the pinna shaped and supported by?
a very thick skin and an elastic cartilage
what is the opening in the auricle called?
the external acoustic meatus
what is the opening in the auricle called?
the external acoustic meatus
