Unit 38: Vocabulary

To pass this unit, please study the 20 vocabulary words below.
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arterioles
a branch of an artery leading into a capillary
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Arterioles constrict and dilate to regulate blood flow.
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inhalant
a medicinal preparation given through nose or mouth
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In case of an unexpected asthma attack, he always carries an inhalant in his backpack.
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larynx
voice box
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The larynx is responsible for manipulating pitch and volume.
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participate
be involved in
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2,000 patients will participate in the study of ADHD in adults.
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pathogenic
causing disease
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Bacteria can be either harmless or pathogenic.
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penicillin
a naturally produced antibiotic
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Discovered in 1928, penicillin is still used today to treat infection.
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phrenic
of or connected to the mind or the diaphragm
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The phrenic nerves contain motor and sensory nerve fibers.
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postictal
occurring after a seizure
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The altered state of consciousness after a seizure, known as the postictal state, lasts up to 30 minutes.
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preictal
occurring before a seizure
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People who experience a preictal stage can use it as a warning to prepare for the seizure.
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prosthesis
an artificial body part
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After the amputation he was fitted for a prosthesis.
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remission
a reduction of disease or pain
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While in partial remission, you may be able to take a break from treatment.
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renal
of or connected to the kidney
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Kidney stones often lead to renal colic, a horrible pain that occurs when stones block part of the urinary tract.
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retinal
of or connected to a layer at the back of the eyeball that contains cells sensitive to light
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A retinal detachment is a serious problem that can cause blindness.
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seizure
sudden and uncontrolled muscle spams
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An epileptic seizure can be controlled with the correct medication.
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sickle cell anemia
a hereditary condition in which there aren't enough healthy red blood cells
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Severe sickle cell anemia can damage the heart, brain, and lungs if not treated in a timely manner.
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sleep apnea
problems breathing while dormant
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Partners of patients with sleep apnea often complain of the sound of snoring.
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streptococcus
a common type of spherical bacteria which can cause anything from mild throat infections to pneumonia
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The first step in treating streptococcus is to determine whether it is Group A or Group B.
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syndrome
a group of symptoms which occur together
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Down syndrome is not a disease, disorder, or medical condition so does not require treatment or prevention.
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tetany
intermittent muscle spasms caused by a lack of calcium
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Deficiencies of calcium, magnesium or potassium can cause tetany.
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tinnitus
ringing or buzzing in the ears
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Tinnitus can present as an intermittent or continuous sound in one or both ears.
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