A&P 1: Chapter 11 Homework and Quiz
___ results in severe mental disorientation and usually affects older adults.
Alzheimer's disease
An ___ is an enlargement or dilation of a blood vessel wall, commonly referred to as ballooning.
Aneurysm
What is the watery fluid found in the anterior chamber of the eye called?
Aqueous humor
___ is characterized by a cloudy lens
Cataract
The ___ is the second largest portion of the brain and functions as a reflex center in coordinating complex skeletal muscular movement, maintaining proper body posture, and keeping the body balanced.
Cerebellum
Which part of the brain controls body functions related to skeletal muscles?
Cerebellum
What is the wax-like substance that is secreted by the sebaceous glands in the auditory canal called?
Cerumen
The ___ is the snail-shaped structure in the inner ear where sound vibrations are converted into nerve impulses.
Cochlea
Violent shaking or jarring to the brain by a severe blow can lead to a ___.
Concussion
What receptors of the eye are responsible for color vision?
Cones
The thin membrane that lines the eyelids and covers part of the eye is called:
Conjunctiva
An inflammation of the conjunctival membrane is called:
Conjunctivitis
The ___ is the transparent central area of the sclera on the anterior eye.
Cornea
The posterior part of the brain that contains the thalamus, hypothalamus, and pituitary gland is the:
Diencephalon
In Parkinson's disease, a person exhibits a shuffling gait, tremors, and muscular rigidity. This disease is thought to be caused by a decrease in ____.
Dopamine
The ___ ___ of the midbrain is a reflex center that controls movement of the head and eyeballs in response to stimuli and the head and trunk in response to auditory stimuli.
Dorsal tectum
An inflammation of the brain is known as:
Encephalitis
____ is a disorder in the brain in which certain parts of the brain are overactive, producing convulsive seizures and possible loss of consciousness.
Epilepsy
What part of the ear serves to equalize the air pressure in the middle ear with that of the outside atmosphere?
Eustachian tube
Olfactory signals are transmitted to the ____ lobe.
Frontal
What part of the brain controls mood and olfaction?
Frontal lobe
What condition causes excessive intraocular pressure resulting in the destruction of the retina and atrophy of the optic nerve?
Glaucoma
The ability of the eye to see distant objects but not close ones is known as farsightedness or ____.
Hyperopia
What is considered the "brain" of the brain?
Hypothalamus
The colored part of the eye is called the:
Iris
Tears are produced by the ____ gland.
Lacrimal
Which portion of the brain contains the nuclei for vital life functions?
Medulla oblongata
The ___ ear contains the auditory ossicles.
Middle
Myelin sheaths are destroyed in:
Multiple sclerosis
What is a chronic inflammatory disease of the central nervous system in which immune cells attach the myelin sheath of nerve and cell axons?
Multiple sclerosis
____ is the ability to see close objects but not distant ones, commonly called, nearsightedness.
Myopia
Which part of the brain processes visual signals?
Occipital lobe
Another name for the sense of smell is the ____ sense.
Olfactory
The area of the retina where the nerve fibers leave the ye is known as the ____ ____.
Optic disk
Taste buds are located on what part of the tongue?
Papillae
Taste buds are the sensory structures found on certain ____.
Papillae
Which lobe of the cerebrum receives and interprets pain, touch, heat, cold, and balance impulses?
Parietal
____ is characterized by tremors of the hand when resting and slow shuffling walk with rigidity of muscular movements.
Parkinson's disease
The eustachian tube is connected between the _____ and the ____ ____.
Pharynx, middle ear
What contains a center that controls respirations?
Pons
___ is a condition that is a normal part of aging, commonly occurring during the 40's, and resulting in a decrease in the ability of the eye to accommodate for near vision.
Presbyopia
The opening in the eye for passage of light is called the:
Pupil
___ are receptors of the eye that are responsible for low-light vision.
Rods
The ear is responsible for hearing and equilibrium; the receptors for equilibrium are found in the:
Semicircular canals
Another name for a cardiovascular accident is a _____.
Stroke
The ear is adapted to pick up sound waves and transmit them to the auditory center of the brain located in the ____ lobe.
Temporal
___ is a condition that affects the muscles of the jaws, locking them into a closed position.
Tetanus
What part of the brain coordinates movements?
The cerebellum
The jelly-like substance found in the posterior chamber of the eye is ____ ____.
Vitreous humor
What part of the nervous system interprets messages from all over the body, responds to the messages, and carries out activities?
the brain
Name the four major parts of the brain:
the brainstem, the diencephalon, the cerebrum, and the cerebellum
