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Medical Vocabulary Quiz: Test Your Knowledge of Roots & Suffixes

Ready to master tenodynia medical terminology or a surgical incision into the thalamus? Start now!

Difficulty: Moderate
2-5mins
Learning OutcomesCheat Sheet
paper art medical icons on teal background promoting free vocabulary quiz on medical roots suffixes challenge

This Medical Vocabulary Quiz helps you practice the achondroplasia root and other terms like -trophy and tenodynia, so you can decode medical words faster. Work through clear questions to check gaps before an exam, with items from appendic/o to the surgery term for a thalamus incision; for a quick refresher, see this roots, prefixes, and suffixes review .

What does the root "chondro-" refer to?
Skin
Muscle
Bone
Cartilage
The root "chondro-" comes from the Greek word "chondros," meaning cartilage. It is used in terms such as chondritis (inflammation of cartilage) and achondroplasia (impaired cartilage formation). This root specifically refers to cartilage tissue in medical terminology.
The suffix "-plasia" in medical terminology means what?
Inflammation
Narrowing
Formation or development
Pain
The suffix "-plasia" is derived from the Greek "plasis," meaning formation. In medical terms, it indicates the development or formation of cells or tissues, as seen in dysplasia or hyperplasia. It does not denote inflammation, pain, or narrowing.
In medical terms, the root "osteo-" refers to what?
Bone
Kidney
Lung
Heart
The root "osteo-" comes from the Greek "osteon," meaning bone. It is found in terms like osteoporosis (porous bones) and osteoarthritis (bone and joint inflammation), indicating a relation to bone tissue.
The suffix "-dynia", as seen in tenodynia, means what?
Pain
Movement
Swelling
Growth
The suffix "-dynia" originates from the Greek "odynia," meaning pain. It is used in terms like cephalodynia (headache) and tenodynia (tendon pain), indicating a painful condition.
The suffix "-itis" indicates which of the following?
Bleeding
Scar
Inflammation
Infection
The suffix "-itis" comes from Greek, indicating inflammation of a structure. It is used in terms like appendicitis (inflammation of the appendix) and arthritis (joint inflammation). It does not mean bleeding or infection directly.
The root "aden-" in medical terminology refers to what?
Vessel
Muscle
Gland
Joint
The root "aden-" is from the Greek "aden," meaning gland. It appears in terms like adenoma (gland tumor) and adenitis (inflammation of a gland). It refers specifically to glandular structures.
The suffix "-ectomy" means what?
Pain
Removal
Repair
Observation
The suffix "-ectomy" comes from the Greek "ektom?," meaning excision. It indicates the surgical removal of a body part, such as appendectomy for appendix removal or mastectomy for breast removal.
The prefix "hyper-" indicates what?
After
Under or below
Equal
Excessive or above normal
The prefix "hyper-" originates from Greek, meaning over or excessive. It is used in terms like hypertension (high blood pressure) and hyperglycemia (high blood sugar), indicating an above-normal state.
The prefix "hypo-" indicates what?
Below or under
Around
Above
Equal
The prefix "hypo-" is from Greek, meaning under or below. It appears in terms like hypoglycemia (low blood sugar) and hypothermia (low body temperature), indicating a below-normal state.
The suffix "-trophy" refers to what?
Development or nourishment
Bleeding
Movement
Growth inhibition
The suffix "-trophy" comes from the Greek "troph?," meaning nourishment or growth. It refers to the development or size of tissues, as in hypertrophy (increased growth) or atrophy (decreased growth).
The root "dermato-" refers to what?
Bone
Skin
Nerve
Blood
The root "dermato-" stems from the Greek "derma," meaning skin. It is present in terms like dermatology (study of skin) and dermatitis (inflammation of the skin), indicating skin-related structures.
The root "gastro-" refers to what?
Stomach
Brain
Lung
Eye
The root "gastro-" comes from the Greek "gast?r," meaning stomach. It appears in terms like gastritis (inflammation of the stomach) and gastroenterology (study of the stomach and intestines).
The suffix "-logy" means what?
Study of
Pain
Swelling
Cutting
The suffix "-logy" originates from the Greek "logia," meaning study of. It denotes the science or study of a particular subject, such as cardiology (study of the heart) and biology (study of life).
The prefix "tachy-" means what?
Slow
Fast
Large
Small
The prefix "tachy-" comes from the Greek "tachys," meaning fast or swift. It is used in terms like tachycardia (rapid heart rate) and tachypnea (rapid breathing).
The prefix "brady-" means what?
Fast
Weak
Equal
Slow
The prefix "brady-" is derived from the Greek "bradys," meaning slow. It appears in terms like bradycardia (slow heart rate) and bradypnea (slow breathing).
The root "hemato-" refers to what?
Lymph
Muscle
Bone
Blood
The root "hemato-" comes from the Greek "haima," meaning blood. It is found in terms like hematology (study of blood) and hematuria (blood in urine).
Achondroplasia is a form of dwarfism characterized by which feature?
Excessive muscle growth
Disproportionate limbs
Proportional short stature
Fragile bones
Achondroplasia is a genetic disorder affecting bone growth, leading to disproportionate short stature. Individuals typically have shorter limbs compared to their trunk due to impaired cartilage formation at growth plates. This disproportion is a hallmark of achondroplastic dwarfism.
The term "megalogastria" denotes which condition?
Hernia of the liver
Small stomach
Enlarged stomach
Inflamed pancreas
The prefix "megalo-" means large, "gastr-" refers to the stomach, and the suffix "-ia" indicates a condition. Combined, megalogastria means an abnormally enlarged stomach.
A "myopathy" is a disease affecting which tissue?
Nerve
Muscle
Skin
Kidney
The root "myo-" means muscle, and the suffix "-pathy" means disease. Therefore, myopathy refers to any disease affecting muscle tissue.
The suffix "-cele" refers to what?
Hernia or protrusion
Infection
Bleeding
Inflammation
The suffix "-cele" indicates a hernia or protrusion of an organ or tissue through an opening, as seen in terms like cystocele (bladder hernia). It does not denote infection or inflammation.
The root "encephalo-" refers to which organ?
Heart
Spinal cord
Kidney
Brain
The root "encephalo-" comes from the Greek word "enkephalos," meaning brain. It is used in terms like encephalitis (inflammation of the brain) and electroencephalogram (brain wave recording).
"Anisocytosis" describes which blood cell abnormality?
Small cells
Unequal cell sizes
Reduced cell count
Large cells
The prefix "aniso-" means unequal, "cyt-" means cell, and "-osis" signifies a condition. Anisocytosis refers to red blood cells of unequal sizes.
The root "onco-" relates to what?
Bone
Tumor
Joint
Blood
The root "onco-" comes from the Greek "onkos," meaning mass or tumor. It is the basis for terms like oncology, the study of tumors.
The suffix "-phagia" means what?
Movement
Eating or swallowing
Growth
Speaking
The suffix "-phagia" is derived from the Greek "phagein," meaning to eat. It appears in terms like dysphagia (difficulty swallowing) and polyphagia (excessive eating).
The prefix "eu-" means what?
Before
Bad
Other
Good or normal
The prefix "eu-" comes from Greek, meaning good or well. It is used in terms like euphoria (good feeling) and euthyroid (normal thyroid function).
The suffix "-rrhaphy" is used to denote what in surgery?
Cutting
Viewing
Suturing
Removal
The suffix "-rrhaphy" denotes surgical suturing of a structure, as seen in herniorrhaphy (repair of a hernia). It is not used for removal, cutting, or viewing.
The root "litho-" refers to what?
Salt
Muscle
Lipids
Stone or calculus
The root "litho-" comes from the Greek word "lithos," meaning stone. It is used in terms like lithotripsy (breaking stones) and nephrolithiasis (kidney stones).
The prefix "neo-" means what?
Old
Two
Large
New
The prefix "neo-" is derived from Greek, meaning new. It appears in terms like neonate (newborn) and neoplasm (new growth).
The root "angio-" refers to what structure?
Lung
Nerve
Vessel
Skin
The root "angio-" comes from the Greek word "angeion," meaning vessel. It is used in terms like angioplasty (vessel repair) and angiography (vessel imaging).
The suffix "-stasis" means what?
Inflammation
Growing
Stopping or controlling
Accelerating
The suffix "-stasis" originates from Greek, meaning standing still or stopping. It is used in terms like hemostasis (stopping bleeding) and homeostasis (stability).
The root "thanato-" refers to what concept?
Movement
Pain
Life
Death
The root "thanato-" comes from the Greek word "thanatos," meaning death. It is used in terms like thanatology (study of death) and euthanasia (good death).
The suffix "-penia" denotes what?
Excess
Swelling
Deficiency
Growth
The suffix "-penia" means deficiency or lack, as seen in leukopenia (low white blood cell count) and thrombocytopenia (low platelet count).
Acanthocytosis involves red blood cells with which characteristic?
Fragmented cells
Spiny projections on cell membrane
Oval shape
No nucleus
Acanthocytes are red blood cells characterized by irregular, spiny projections on their cell membrane. This morphological change is seen in conditions such as abetalipoproteinemia and liver disease.
Xanthochromia is a clinical sign indicating what?
Yellowish discoloration of cerebrospinal fluid
Paleness
Red rash
Blue skin tint
Xanthochromia refers to the yellow coloration of cerebrospinal fluid due to the breakdown of red blood cells. It is often assessed in suspected subarachnoid hemorrhage.
The suffix "-phasia" refers to impairment of what function?
Speech
Movement
Vision
Hearing
The suffix "-phasia" comes from the Greek "phasis," meaning speech. It is used in terms like aphasia, which is an impairment of language or speech ability.
The root "kerato-" can refer to which tissue?
Hair
Cornea or horny tissue
Kidney
Liver
The root "kerato-" derives from the Greek "keratos," which can refer to the cornea of the eye or horny (keratinized) tissue. It is seen in keratoplasty (corneal transplant) and keratosis (skin lesion).
The root "palpebr-" relates to which body part?
Nose
Eyelid
Foot
Eardrum
The root "palpebr-" comes from the Latin "palpebra," meaning eyelid. It appears in terms like blepharoplasty (eyelid surgery).
The root "odont-" refers to which structure?
Tooth
Bone
Lung
Heart valve
The root "odont-" comes from the Greek "odous," meaning tooth. It is used in terms like orthodontics (alignment of teeth) and odontalgia (tooth pain).
The suffix "-pepsia" relates to which process?
Breathing
Digestion
Circulation
Excretion
The suffix "-pepsia" is derived from the Greek "pepsis," meaning digestion. It appears in terms like dyspepsia (indigestion).
The prefix "allo-" means what?
Same
Large
Other or different
Self
The prefix "allo-" comes from the Greek "allos," meaning other or different. It is used in terms like allograft (tissue from another individual).
The suffix "-ptosis" indicates what condition?
Drooping or prolapse
Hardening
Enlargement
Inflammation
The suffix "-ptosis" comes from the Greek "ptosis," meaning falling or drooping. It is used in terms like blepharoptosis (drooping eyelid).
The root "trich-" refers to which structure?
Blood
Hair
Skin
Nail
The root "trich-" comes from the Greek "thrix," meaning hair. It appears in terms like trichology (study of hair) and trichiasis (ingrown eyelashes).
The root "zym-" relates to which of the following?
Brain
Enzyme or fermentation
Sugar
Fat
The root "zym-" comes from the Greek "zyme," meaning ferment or enzyme. It is used in terms like zymogen (inactive enzyme precursor).
The suffix "-uria" denotes what?
Condition of blood
Condition of urine
Condition of muscle
Condition of bone
The suffix "-uria" derives from the Greek "ouron," meaning urine. It indicates a condition of the urine, as in hematuria (blood in urine) or proteinuria (protein in urine).
The root "cheiro-" refers to which body part?
Spine
Foot
Eye
Hand
The root "cheiro-" comes from the Greek "cheir," meaning hand. It appears in terms like chiropody (treatment of feet historically called pedicure) and indicates hand-related structures.
The root "gnatho-" refers to which part of the body?
Pelvis
Jaw
Throat
Knee
The root "gnatho-" is derived from the Greek "gnathos," meaning jaw. It is used in terms like prognathism (forward jaw).
The suffix "-phylaxis" means what?
Protection
Infection
Suture
Destruction
The suffix "-phylaxis" comes from the Greek "phylax," meaning guard or protection. It appears in terms like anaphylaxis (dangerous hypersensitivity) and prophylaxis (prevention).
The root "ton-" in tonometer relates to what concept?
Light
Tension or pressure
Time
Nerve
The root "ton-" comes from the Greek "tonos," meaning tension or pressure. A tonometer is an instrument for measuring intraocular pressure.
What is the literal meaning of "achondroplasia"?
Small bone growth
Excess muscle formation
Without cartilage formation
Inflamed cartilage
"Achondroplasia" is derived from Greek: a- (without), chondro (cartilage), and -plasia (formation). Thus, it literally means "without cartilage formation."
"Encephalomyelitis" refers to inflammation of which structures?
Brain and spinal cord
Spinal cord and nerves
Heart and lungs
Brain and heart
The term "encephalomyelitis" combines encephalo- (brain), myel- (spinal cord), and -itis (inflammation), indicating inflammation of both the brain and spinal cord.
"Tenomyoplasty" is a surgical procedure on which tissues?
Tendon and muscle repair
Bone and cartilage graft
Skin and fat removal
Blood vessels repair
"Tenomyoplasty" combines teno- (tendon), myo- (muscle), and -plasty (surgical repair), referring to the surgical repair of tendon and muscle.
"Hypertrichosis" describes what condition?
Excessive hair growth
Reduced hair growth
Nail deformities
Abnormal skin pigmentation
The term "hypertrichosis" is formed from hyper- (excessive), trich- (hair), and -osis (condition), indicating excessive hair growth.
"Osteochondritis" implies inflammation of what?
Muscle and tendon
Bone and cartilage
Nerve and muscle
Skin and bone
"Osteochondritis" combines osteo- (bone), chondr- (cartilage), and -itis (inflammation), indicating inflammation of bone and cartilage.
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Study Outcomes

  1. Interpret Achondroplasia Root -

    Analyze the elements of the term achondroplasia to determine that the root refers to cartilage formation. This outcome ensures you can explain in the medical term achondroplasia the root means "cartilage."

  2. Explain the Suffix -trophy -

    Describe how the suffix -trophy in the term hypertrophy denotes growth or nourishment. You will be able to clarify the biological processes indicated by this suffix.

  3. Define Tenodynia -

    Understand the construction of tenodynia to recognize it as tendon pain. This will help you accurately use tenodynia in medical terminology discussions.

  4. Identify Thalamotomy Procedure -

    Recognize the components of a surgical incision into the thalamus and name it correctly as thalamotomy. You'll be prepared to interpret and communicate this neurosurgical term.

  5. Apply Medical Term Analysis -

    Utilize root, prefix, and suffix knowledge to decode and construct complex medical vocabulary. This skill will improve your overall proficiency in medical language.

Cheat Sheet

  1. Achondroplasia Root 'chondro' -

    In the medical term achondroplasia the root means 'cartilage', from Greek chondros, highlighting the impaired cartilage formation that leads to dwarfism. The prefix 'a-' denotes absence, so achondroplasia literally means 'without cartilage growth'. Remember chondro by picturing 'chondros' as cartilage under construction.

  2. Suffix '-trophy' in Hypertrophy -

    The suffix -trophy in the term hypertrophy means 'nourishment' or 'growth', as per standards on Mayo Clinic and NIH. In hypertrophy, 'hyper-' means excessive and '-trophy' means growth, so the term describes enlarged muscles in strength training. Use the phrase 'trophy = growth prize' to recall that cells earn a 'prize' when they grow.

  3. Understanding Tenodynia -

    In tenodynia medical terminology, 'teno-' denotes tendon and '-dynia' means pain, a structure from authoritative sources like the National Library of Medicine. This term specifically refers to tendon pain, often seen in sports medicine and orthopedics. Mnemonic tip: 'teno' reminds of 'tendon', and 'dynia' sounds like 'dinner...ouch!'.

  4. Thalamotomy: Incision into the Thalamus -

    A surgical incision into the thalamus is called thalamotomy, combining 'thalamo-' (thalamus) and '-tomy' (incision), consistent with neurosurgical texts from Johns Hopkins. This procedure helps treat movement disorders like Parkinson's by targeting the thalamic nucleus. To remember: 'Tommy cuts' - 'tomy' indicates cutting.

  5. Constructing Medical Terms Efficiently -

    Most medical vocabulary follows a prefix-root-suffix pattern, where each component narrows the meaning, as outlined by University of Washington's medical dictionary. For example, in hypoglycemia: 'hypo-' (low) + 'glyc-' (sugar) + '-emia' (blood condition). Create flashcards categorizing common prefixes, roots, and suffixes to accelerate recall.

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