14 Questions
What is the main function of the socket in the eye?
To form the walls of the eye orbit and protect the eye
Which layer of the eye contains the light-sensitive cells known as rods and cones?
Retina
What is the function of the aqueous humor in the eye?
To fill the portion of the eye anterior to the lens
What is the main refracting structure in the eye?
Cornea
What is the purpose of the auricle or pinna in the ear?
To direct sound into the inner ear
Which nerve is responsible for carrying motor impulses to the extrinsic muscles of the eye?
Oculomotor nerve
What is responsible for hearing via the vestibulocochlear nerve in the ear?
Cochlea
Which part of the eye regulates the amount of light entering?
Iris
What carries visual impulses from the retinal rods and cones to the brain?
Optic nerve
Which part of the eye is responsible for bending light and focusing it onto the retina?
Lens and cornea
What is the role of the ossicles in the process of hearing?
Amplifying the vibrations transmitted to the inner ear
Which disorder is characterized by a reduced ability to taste sweet, sour, bitter, and salty flavors?
Dysgeusia
What causes a sensation of an odor that isn't present?
Phantosmia
How do sensors located in the vestibule and semicircular canals contribute to equilibrium control?
Interpreting movement into nerve impulses for equilibrium
Test your knowledge of the components of the sensory system, including special senses like sight, hearing, taste, olfaction (smell), and touch, as well as the general senses. Understand how sensory organs act as the body's early warning system and how dysfunction can lead to non-recognition of dangerous situations.
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