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HESI Vocabulary Test Medical Terms
Latest 2026 Update
(50 Questions)
,Full Exam Available:
1. 1. Question
Which word has a similar meaning to the word affecting “the right and left sides of the body”?
Anticoagulant
Anuria
Neurological
Bilateral
Answer:
Bilateral
Bilateral means relating to or affecting the right and left sides of the body or the right and left
members of paired organs.
She was also diagnosed with bilateral PFFD, which causes deformities in the hip, leaving one
leg shorter than the other.
Neurological is incorrect. Neurological means a branch of medicine concerned especially with
the structure, function, and diseases of the nervous system.
Anuria is incorrect. Anuria means the absence or suppression of urine.
Anticoagulant is incorrect. An anticoagulant is a drug or other substance that prevents or slows
down the process of blood forming a clot.
2. 2. Question
What word meaning “host-dependent organism” best fits the sentence?
The doctor conducted tests to identify the presence of a ________ in the patient’s
gastrointestinal system, which was causing their digestive issues.
Stroke
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Epidemiologist
Symptom
Parasite
Answer:
Parasite
A parasite is an animal or plant that lives on or in another animal or plant of a different type and
feeds on it.
Parasites that can cause disease in humans are divided into three main classes: protozoa,
helminths, and ectoparasites.
Stroke is incorrect. A stroke is a sudden change in the blood supply to a part of the brain,
sometimes causing a loss of the ability to move particular parts of the body.
Symptom is incorrect. Symptom means subjective evidence of disease or physical disturbance.
Epidemiologist is incorrect. An epidemiologist is someone who studies diseases and how they
are found, spread, and controlled in groups of people.
3. 3. Question
Which word has a similar meaning to the phrase “allocation of treatment to patients”?
Defecate
Anterior
Triage
Narcotic
Answer:
Triage
Triage means the sorting of and allocation of treatment to patients, especially battle and
disaster victims, according to a system of priorities designed to maximize the number of
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survivors.
The Red Cross didn’t stop with the immediate triage of disaster victims.
Anterior is incorrect. Anterior refers to something that is positioned at or toward the front.
Defecate is incorrect. Defecate means to excrete waste matter from the bowels.
Narcotic is incorrect. A narcotic is a drug that relieves pain and induces drowsiness, stupor, or
insensibility.
4. 4. Question
What is the meaning of the word vasodilators?
An abnormal violent and involuntary contraction or series of contractions of the muscles
Medications that open or dilate blood vessels
A branch of a bodily part (such as a vein)
A body wound or shock produced by sudden physical injury, as from violence or accident
Answer:
Medications that open or dilate blood vessels
Vasodilators are medications that open or dilate blood vessels.
The doctor administered a vasodilator to ease blood flow.
A body wound or shock produced by sudden physical injury, such as from violence or
accident, is incorrect. This is the meaning of the word trauma.
A branch of a bodily part (such as a vein) is incorrect. This is the meaning of the
word collateral.
An abnormal, violent, and involuntary contraction or series of contractions of the muscles is
incorrect. This is the meaning of the word convulsion.
5. 5. Question
HESI Vocabulary Test Medical Terms
Latest 2026 Update
(50 Questions)
,Full Exam Available:
1. 1. Question
Which word has a similar meaning to the word affecting “the right and left sides of the body”?
Anticoagulant
Anuria
Neurological
Bilateral
Answer:
Bilateral
Bilateral means relating to or affecting the right and left sides of the body or the right and left
members of paired organs.
She was also diagnosed with bilateral PFFD, which causes deformities in the hip, leaving one
leg shorter than the other.
Neurological is incorrect. Neurological means a branch of medicine concerned especially with
the structure, function, and diseases of the nervous system.
Anuria is incorrect. Anuria means the absence or suppression of urine.
Anticoagulant is incorrect. An anticoagulant is a drug or other substance that prevents or slows
down the process of blood forming a clot.
2. 2. Question
What word meaning “host-dependent organism” best fits the sentence?
The doctor conducted tests to identify the presence of a ________ in the patient’s
gastrointestinal system, which was causing their digestive issues.
Stroke
,Full Exam Available:
Epidemiologist
Symptom
Parasite
Answer:
Parasite
A parasite is an animal or plant that lives on or in another animal or plant of a different type and
feeds on it.
Parasites that can cause disease in humans are divided into three main classes: protozoa,
helminths, and ectoparasites.
Stroke is incorrect. A stroke is a sudden change in the blood supply to a part of the brain,
sometimes causing a loss of the ability to move particular parts of the body.
Symptom is incorrect. Symptom means subjective evidence of disease or physical disturbance.
Epidemiologist is incorrect. An epidemiologist is someone who studies diseases and how they
are found, spread, and controlled in groups of people.
3. 3. Question
Which word has a similar meaning to the phrase “allocation of treatment to patients”?
Defecate
Anterior
Triage
Narcotic
Answer:
Triage
Triage means the sorting of and allocation of treatment to patients, especially battle and
disaster victims, according to a system of priorities designed to maximize the number of
, Full Exam Available:
survivors.
The Red Cross didn’t stop with the immediate triage of disaster victims.
Anterior is incorrect. Anterior refers to something that is positioned at or toward the front.
Defecate is incorrect. Defecate means to excrete waste matter from the bowels.
Narcotic is incorrect. A narcotic is a drug that relieves pain and induces drowsiness, stupor, or
insensibility.
4. 4. Question
What is the meaning of the word vasodilators?
An abnormal violent and involuntary contraction or series of contractions of the muscles
Medications that open or dilate blood vessels
A branch of a bodily part (such as a vein)
A body wound or shock produced by sudden physical injury, as from violence or accident
Answer:
Medications that open or dilate blood vessels
Vasodilators are medications that open or dilate blood vessels.
The doctor administered a vasodilator to ease blood flow.
A body wound or shock produced by sudden physical injury, such as from violence or
accident, is incorrect. This is the meaning of the word trauma.
A branch of a bodily part (such as a vein) is incorrect. This is the meaning of the
word collateral.
An abnormal, violent, and involuntary contraction or series of contractions of the muscles is
incorrect. This is the meaning of the word convulsion.
5. 5. Question
