Medical Word Roots by Body System Practice Questions

120 multiple-choice questions on Roots by body system for paramedic and EMT students, from Chapter 7 (Medical Terminology). Read each question, pick your answer, then tap Show answer to check it and read the explanation.

120 practice questions

1. The root cardi/o refers to the:

   1. A. Lungs
   2. B. Heart
   3. C. Liver
   4. D. Kidney
   Show answer

   Answer: B. Heart

   Cardiovascular means relating to the heart and vessels.

2. The root pulmon/o refers to the:

   1. A. Lungs
   2. B. Heart
   3. C. Stomach
   4. D. Brain
   Show answer

   Answer: A. Lungs

   Pulmonary edema is fluid in the lungs.

3. The root angi/o and vas/o refer to:

   1. A. Glands
   2. B. Vessels
   3. C. Ducts
   4. D. Nerves
   Show answer

   Answer: B. Vessels

   Vasoconstriction narrows blood vessels.

4. The root hem/o or hemat/o refers to:

   1. A. Lymph
   2. B. Skin
   3. C. Blood
   4. D. Bone
   Show answer

   Answer: C. Blood

   Hemothorax is blood in the chest cavity.

5. The root neur/o refers to:

   1. A. Muscles
   2. B. Joints
   3. C. Nerves
   4. D. Kidneys
   Show answer

   Answer: C. Nerves

   Neurology is the study of the nervous system.

6. The root encephal/o refers to the:

   1. A. Spinal cord
   2. B. Brain
   3. C. Skull
   4. D. Ear
   Show answer

   Answer: B. Brain

   Encephalitis is inflammation of the brain.

7. The root my/o refers to:

   1. A. Membrane
   2. B. Mouth
   3. C. Bone marrow
   4. D. Muscle
   Show answer

   Answer: D. Muscle

   Myocardium is heart muscle.

8. The root oste/o refers to:

   1. A. Tendons
   2. B. Bone
   3. C. Joints
   4. D. Cartilage
   Show answer

   Answer: B. Bone

   Osteomyelitis is a bone infection.

9. The root arthr/o refers to:

   1. A. Joint
   2. B. Muscle
   3. C. Artery
   4. D. Skin
   Show answer

   Answer: A. Joint

   Arthritis is inflammation of a joint.

10. The root derm/o or dermat/o refers to:

    1. A. Hair
    2. B. Nails
    3. C. Skin
    4. D. Teeth
    Show answer

    Answer: C. Skin

    Dermatitis is inflammation of the skin.

11. The root gastr/o refers to the:

    1. A. Liver
    2. B. Esophagus
    3. C. Stomach
    4. D. Colon
    Show answer

    Answer: C. Stomach

    Gastritis is inflammation of the stomach lining.

12. The root hepat/o refers to the:

    1. A. Spleen
    2. B. Heart muscle
    3. C. Liver
    4. D. Pancreas
    Show answer

    Answer: C. Liver

    Hepatitis is inflammation of the liver.

13. The root nephr/o and ren/o refer to the:

    1. A. Adrenal gland
    2. B. Bladder
    3. C. Ureters
    4. D. Kidney
    Show answer

    Answer: D. Kidney

    Nephrology is the study of the kidneys.

14. The root cyst/o refers to the:

    1. A. Kidney or its collecting system
    2. B. Urethra or urinary meatus
    3. C. Gallbladder or bile duct
    4. D. Bladder or fluid-filled sac
    Show answer

    Answer: D. Bladder or fluid-filled sac

    Cystitis is a bladder infection. Cystitis is a bladder infection; cyst/o refers to the bladder or any fluid-filled sac.

15. The root pneum/o refers to:

    1. A. Nerve or nerve tissue
    2. B. Air or lung
    3. C. Water or fluid
    4. D. Blood or bleeding
    Show answer

    Answer: B. Air or lung

    Pneumothorax is air in the chest cavity.

16. The root thorac/o refers to the:

    1. A. Abdomen
    2. B. Chest
    3. C. Lower back
    4. D. Pelvis
    Show answer

    Answer: B. Chest

    Thoracic refers to the chest.

17. The root rhin/o refers to the:

    1. A. Throat
    2. B. Eye
    3. C. Nose
    4. D. Ear
    Show answer

    Answer: C. Nose

    Rhinorrhea is a runny nose.

18. The root ot/o refers to the:

    1. A. Ear
    2. B. Nose
    3. C. Mouth
    4. D. Eye
    Show answer

    Answer: A. Ear

    Otitis media is a middle ear infection.

19. The root ophthalm/o refers to the:

    1. A. Ear
    2. B. Tongue
    3. C. Skull
    4. D. Eye
    Show answer

    Answer: D. Eye

    Ophthalmology is the study of the eye.

20. The root cerebr/o refers to the:

    1. A. Spinal cord or nerves
    2. B. Cerebrum or brain
    3. C. Meninges or coverings
    4. D. Cerebellum or hindbrain
    Show answer

    Answer: B. Cerebrum or brain

    Cerebrovascular accident refers to a stroke.

21. The root aden/o refers to:

    1. A. Vein
    2. B. Gland
    3. C. Artery
    4. D. Nerve
    Show answer

    Answer: B. Gland

    Adenopathy is gland disease.

22. The root arteri/o refers to:

    1. A. Artery
    2. B. Joint
    3. C. Vein
    4. D. Vessel in general
    Show answer

    Answer: A. Artery

    Arteriosclerosis.

23. The root phleb/o or ven/o refers to:

    1. A. Artery
    2. B. Vein
    3. C. Vessel
    4. D. Lymph
    Show answer

    Answer: B. Vein

    Phlebitis is vein inflammation.

24. The root lymph/o refers to:

    1. A. Blood
    2. B. Fat
    3. C. Lymph
    4. D. Water
    Show answer

    Answer: C. Lymph

    Lymphadenopathy.

25. The root splen/o refers to:

    1. A. Spinal cord
    2. B. Spleen
    3. C. Spine
    4. D. Sputum
    Show answer

    Answer: B. Spleen

    Splenomegaly.

26. The root thromb/o refers to:

    1. A. Bleeding
    2. B. Clot
    3. C. Vessel
    4. D. Platelet
    Show answer

    Answer: B. Clot

    Thrombosis is clot formation.

27. The root erythr/o means:

    1. A. Yellow
    2. B. Blue
    3. C. Red
    4. D. White
    Show answer

    Answer: C. Red

    Erythrocyte.

28. The root leuk/o means:

    1. A. Red
    2. B. Black
    3. C. Blue
    4. D. White
    Show answer

    Answer: D. White

    Leukocyte.

29. The root cyan/o means:

    1. A. Green
    2. B. Yellow
    3. C. Red
    4. D. Blue
    Show answer

    Answer: D. Blue

    Cyanosis.

30. The root melan/o means:

    1. A. Red
    2. B. Black
    3. C. Yellow
    4. D. White
    Show answer

    Answer: B. Black

    Melanoma.

31. The root xanth/o means:

    1. A. Blue-gray
    2. B. Reddish
    3. C. Yellow
    4. D. Greenish
    Show answer

    Answer: C. Yellow

    Xanthoma.

32. The root trache/o refers to:

    1. A. Trachea
    2. B. Larynx
    3. C. Bronchus
    4. D. Esophagus
    Show answer

    Answer: A. Trachea

    Tracheostomy.

33. The root bronch/o refers to:

    1. A. Bronchus
    2. B. Alveolus
    3. C. Pleura
    4. D. Trachea
    Show answer

    Answer: A. Bronchus

    Bronchospasm.

34. The root laryng/o refers to:

    1. A. Trachea
    2. B. Pharynx
    3. C. Nose
    4. D. Larynx
    Show answer

    Answer: D. Larynx

    Laryngoscopy.

35. The root pharyng/o refers to:

    1. A. Nose or nasal cavity
    2. B. Larynx or voice box
    3. C. Pharynx or throat
    4. D. Esophagus or gullet
    Show answer

    Answer: C. Pharynx or throat

    Pharyngitis.

36. The root pleur/o refers to:

    1. A. Pleura
    2. B. Chest wall
    3. C. Lung
    4. D. Diaphragm
    Show answer

    Answer: A. Pleura

    Pleuritic pain.

37. The root esophag/o refers to:

    1. A. Stomach lining
    2. B. Esophagus
    3. C. Pharynx or throat
    4. D. Trachea or windpipe
    Show answer

    Answer: B. Esophagus

    Esophageal varices.

38. The root enter/o refers to:

    1. A. Stomach lining
    2. B. Liver and bile ducts
    3. C. Colon specifically
    4. D. Small intestine
    Show answer

    Answer: D. Small intestine

    Enteritis. Enteritis. Enter/o refers to the intestine, especially the small intestine.

39. The root col/o or colon/o refers to:

    1. A. Rectum
    2. B. Stomach
    3. C. Small intestine
    4. D. Large intestine
    Show answer

    Answer: D. Large intestine

    Colostomy.

40. The root proct/o or rect/o refers to:

    1. A. Bladder or urethra
    2. B. Rectum or anus
    3. C. Colon or sigmoid
    4. D. Cecum or appendix
    Show answer

    Answer: B. Rectum or anus

    Proctitis.

41. The root chol/e refers to:

    1. A. Liver tissue
    2. B. Bile or gall
    3. C. Pancreatic juice
    4. D. Stomach or gastric acid
    Show answer

    Answer: B. Bile or gall

    Cholecystitis.

42. The root cholecyst/o refers to:

    1. A. Common bile duct
    2. B. Pancreatic duct
    3. C. Liver lobule
    4. D. Gallbladder
    Show answer

    Answer: D. Gallbladder

    Cholecystectomy.

43. The root pancreat/o refers to:

    1. A. Spleen
    2. B. Liver
    3. C. Duodenum
    4. D. Pancreas
    Show answer

    Answer: D. Pancreas

    Pancreatitis.

44. The root peritone/o refers to:

    1. A. Pleura
    2. B. Peritoneum
    3. C. Perineum
    4. D. Omentum
    Show answer

    Answer: B. Peritoneum

    Peritonitis.

45. The root ur/o refers to:

    1. A. Ureter specifically
    2. B. Kidney specifically
    3. C. Uterus or uterine lining
    4. D. Urine or urinary tract
    Show answer

    Answer: D. Urine or urinary tract

    Urology.

46. The root pyel/o refers to:

    1. A. Bladder neck
    2. B. Renal pelvis
    3. C. Urethral meatus
    4. D. Ureter
    Show answer

    Answer: B. Renal pelvis

    Pyelonephritis.

47. The root ureter/o refers to:

    1. A. Ureter
    2. B. Kidney
    3. C. Bladder
    4. D. Urethra
    Show answer

    Answer: A. Ureter

    Ureteral stone.

48. The root urethr/o refers to:

    1. A. Urethra
    2. B. Kidney
    3. C. Bladder
    4. D. Ureter
    Show answer

    Answer: A. Urethra

    Urethritis.

49. The root hyster/o or uter/o refers to:

    1. A. Vagina
    2. B. Ovary
    3. C. Uterus
    4. D. Tube
    Show answer

    Answer: C. Uterus

    Hysterectomy.

50. The root oophor/o or ovari/o refers to:

    1. A. Tube
    2. B. Uterus
    3. C. Ovary
    4. D. Egg
    Show answer

    Answer: C. Ovary

    Oophorectomy.

51. The root salping/o refers to:

    1. A. Fallopian tube
    2. B. Uterine lining
    3. C. Vaginal canal
    4. D. Ovary
    Show answer

    Answer: A. Fallopian tube

    Salpingitis.

52. The root orchi/o refers to:

    1. A. Penis
    2. B. Testis
    3. C. Bladder
    4. D. Prostate
    Show answer

    Answer: B. Testis

    Orchitis.

53. The root prostat/o refers to:

    1. A. Epididymis
    2. B. Urinary bladder
    3. C. Prostate
    4. D. Seminal vesicle
    Show answer

    Answer: C. Prostate

    Prostatitis.

54. The root mast/o or mamm/o refers to:

    1. A. Breast
    2. B. Jaw
    3. C. Chest wall
    4. D. Muscle
    Show answer

    Answer: A. Breast

    Mastectomy.

55. The root crani/o refers to:

    1. A. Facial bones
    2. B. Brain tissue
    3. C. Skull
    4. D. Cervical neck
    Show answer

    Answer: C. Skull

    Cranial.

56. The root myel/o refers to:

    1. A. Muscle tissue or tendon sheath
    2. B. Spinal cord or bone marrow
    3. C. Nerve or nerve sheath
    4. D. Brain or brainstem
    Show answer

    Answer: B. Spinal cord or bone marrow

    Context determines which.

57. The root mening/o refers to:

    1. A. Brain
    2. B. Meninges
    3. C. Skull
    4. D. Spine
    Show answer

    Answer: B. Meninges

    Meningitis.

58. The root psych/o refers to:

    1. A. Mind
    2. B. Nerve
    3. C. Sleep
    4. D. Brain
    Show answer

    Answer: A. Mind

    Psych/o means mind, as in psychosis and psychology. Nerve is neur/o, sleep is somn/o or hypn/o, and brain is encephal/o.

59. The root cephal/o refers to:

    1. A. Face
    2. B. Neck
    3. C. Head
    4. D. Brain
    Show answer

    Answer: C. Head

    Cephalgia is headache.

60. The root cervic/o refers to:

    1. A. Neck or cervix
    2. B. Chest or ribs
    3. C. Head or scalp
    4. D. Back or spine
    Show answer

    Answer: A. Neck or cervix

    Cervical spine or cervical os.

61. The root chondr/o refers to:

    1. A. Ligament or tendon
    2. B. Joint capsule
    3. C. Cartilage
    4. D. Bone marrow
    Show answer

    Answer: C. Cartilage

    Costochondritis.

62. The root cost/o refers to:

    1. A. Rib
    2. B. Spine
    3. C. Sternum
    4. D. Chest
    Show answer

    Answer: A. Rib

    Intercostal.

63. The root spondyl/o or vertebr/o refers to:

    1. A. Rib cage
    2. B. Skull base
    3. C. Vertebra
    4. D. Pelvic girdle
    Show answer

    Answer: C. Vertebra

    Spondylosis.

64. The root ten/o or tendin/o refers to:

    1. A. Bone
    2. B. Muscle
    3. C. Ligament
    4. D. Tendon
    Show answer

    Answer: D. Tendon

    Tendinitis.

65. The root burs/o refers to:

    1. A. Bone
    2. B. Muscle
    3. C. Joint
    4. D. Bursa
    Show answer

    Answer: D. Bursa

    Bursitis.

66. The root fasci/o refers to:

    1. A. Face
    2. B. Bone
    3. C. Fascia
    4. D. Fatty tissue
    Show answer

    Answer: C. Fascia

    Fasciotomy.

67. The root lip/o or adip/o refers to:

    1. A. Lip
    2. B. Fat
    3. C. Muscle
    4. D. Skin
    Show answer

    Answer: B. Fat

    Lipoma.

68. The root cutane/o refers to:

    1. A. Cut
    2. B. Skin
    3. C. Hair
    4. D. Nail
    Show answer

    Answer: B. Skin

    Subcutaneous.

69. The root onych/o refers to:

    1. A. Bone
    2. B. Nail
    3. C. Ear
    4. D. Eye
    Show answer

    Answer: B. Nail

    Onychomycosis is a nail fungus.

70. The root thyr/o refers to:

    1. A. Throat
    2. B. Thyroid
    3. C. Larynx
    4. D. Thymus
    Show answer

    Answer: B. Thyroid

    Thyroidectomy.

71. The root adren/o refers to:

    1. A. Pituitary gland
    2. B. Thyroid gland
    3. C. Adrenal gland
    4. D. Kidney
    Show answer

    Answer: C. Adrenal gland

    Adrenergic.

72. The root glyc/o or gluc/o refers to:

    1. A. Protein or amino acid
    2. B. Sugar or glucose
    3. C. Salt or sodium
    4. D. Fat or lipid
    Show answer

    Answer: B. Sugar or glucose

    Hypoglycemia.

73. The root natr/o refers to:

    1. A. Chloride
    2. B. Potassium
    3. C. Calcium
    4. D. Sodium
    Show answer

    Answer: D. Sodium

    Hyponatremia.

74. The root kal/i refers to:

    1. A. Chloride
    2. B. Sodium
    3. C. Potassium
    4. D. Calcium
    Show answer

    Answer: C. Potassium

    Hyperkalemia.

75. The root calc/i refers to:

    1. A. Sodium
    2. B. Calcium
    3. C. Potassium
    4. D. Iron
    Show answer

    Answer: B. Calcium

    Hypocalcemia.

76. The root ox/o or ox/i refers to:

    1. A. Water
    2. B. Oxygen
    3. C. Carbon dioxide
    4. D. Nitrogen
    Show answer

    Answer: B. Oxygen

    Hypoxia.

77. The root capn/o refers to:

    1. A. Carbon dioxide
    2. B. Carbon monoxide
    3. C. Oxygen
    4. D. Nitrogen
    Show answer

    Answer: A. Carbon dioxide

    Capnography.

78. The root hydr/o refers to:

    1. A. Blood or plasma
    2. B. Water or fluid
    3. C. Air or gas
    4. D. Oil or fat
    Show answer

    Answer: B. Water or fluid

    Hydrocephalus.

79. The root py/o refers to:

    1. A. Pus
    2. B. Fire
    3. C. Pain
    4. D. Fever
    Show answer

    Answer: A. Pus

    Pyogenic.

80. The root pyr/o refers to:

    1. A. Pain or ache
    2. B. Fire or fever
    3. C. Pus or infection
    4. D. Pressure or force
    Show answer

    Answer: B. Fire or fever

    Antipyretic.

81. The root therm/o refers to:

    1. A. Heat or temperature
    2. B. Sweat or moisture
    3. C. Light or radiant energy
    4. D. Pressure or force
    Show answer

    Answer: A. Heat or temperature

    Hypothermia.

82. The root algesi/o refers to:

    1. A. Muscle weakness
    2. B. Numbness or tingling
    3. C. Pain sensation
    4. D. Muscle movement
    Show answer

    Answer: C. Pain sensation

    Analgesia.

83. The root esthesi/o refers to:

    1. A. Movement or motion
    2. B. Sleep or unconsciousness
    3. C. Sensation or feeling
    4. D. Pain or suffering
    Show answer

    Answer: C. Sensation or feeling

    Anesthesia.

84. The root kinesi/o refers to:

    1. A. Vision
    2. B. Pain
    3. C. Feeling
    4. D. Movement
    Show answer

    Answer: D. Movement

    Dyskinesia.

85. The root phon/o refers to:

    1. A. Smell or odor
    2. B. Light or glare
    3. C. Voice or sound
    4. D. Breath or air
    Show answer

    Answer: C. Voice or sound

    Aphonia.

86. A patient with a migraine says light hurts her eyes. This is:

    1. A. Photophobia
    2. B. Diplopia
    3. C. Nystagmus
    4. D. Miosis
    Show answer

    Answer: A. Photophobia

    Phot/o means light and -phobia means fear or intolerance. Photophobia also occurs with meningitis and subarachnoid hemorrhage. Diplopia is double vision, nystagmus is rhythmic jerking of the eyes, and miosis is pupil constriction.

87. The root audi/o refers to:

    1. A. Speech or voice
    2. B. Vision or sight
    3. C. Smell or odor
    4. D. Hearing
    Show answer

    Answer: D. Hearing

    Audiology.

88. The root gloss/o or lingu/o refers to:

    1. A. Tongue
    2. B. Gums
    3. C. Tooth
    4. D. Lip
    Show answer

    Answer: A. Tongue

    Sublingual.

89. The root stomat/o or or/o refers to:

    1. A. Nose
    2. B. Mouth
    3. C. Throat
    4. D. Stomach
    Show answer

    Answer: B. Mouth

    Stomatitis.

90. The root dent/o or odont/o refers to:

    1. A. Mouth
    2. B. Tooth
    3. C. Gum
    4. D. Jaw
    Show answer

    Answer: B. Tooth

    Dental.

91. The root gingiv/o refers to:

    1. A. Gum
    2. B. Tooth
    3. C. Tongue
    4. D. Lip
    Show answer

    Answer: A. Gum

    Gingivitis.

92. The root abdomin/o or lapar/o refers to:

    1. A. Pelvis or hip
    2. B. Chest or thorax
    3. C. Lower back
    4. D. Abdomen
    Show answer

    Answer: D. Abdomen

    Laparotomy.

93. The root pelv/i refers to:

    1. A. Belly
    2. B. Pelvis
    3. C. Hip
    4. D. Chest
    Show answer

    Answer: B. Pelvis

    Pelvic fracture.

94. The root brachi/o refers to:

    1. A. Neck
    2. B. Chest
    3. C. Leg
    4. D. Arm
    Show answer

    Answer: D. Arm

    Brachial artery.

95. The root carp/o refers to:

    1. A. Elbow
    2. B. Knee
    3. C. Wrist
    4. D. Ankle
    Show answer

    Answer: C. Wrist

    Carpal.

96. The root tars/o refers to:

    1. A. Knee
    2. B. Hip
    3. C. Ankle
    4. D. Wrist
    Show answer

    Answer: C. Ankle

    Tarsal.

97. The root dactyl/o refers to:

    1. A. Ankle or foot
    2. B. Wrist or hand
    3. C. Fingers or toes
    4. D. Elbow or knee
    Show answer

    Answer: C. Fingers or toes

    Polydactyly.

98. The root pod/o or ped/o can refer to:

    1. A. Hand, or skin (ped/o)
    2. B. Leg, or blood (ped/o)
    3. C. Foot, or child (ped/o)
    4. D. Knee, or bone (ped/o)
    Show answer

    Answer: C. Foot, or child (ped/o)

    Podiatry versus pediatrics. Podiatry treats the foot; pediatrics treats children. Ped/o can also mean foot, as in pedal edema.

99. The root gynec/o refers to:

    1. A. Child
    2. B. Man
    3. C. Birth
    4. D. Woman
    Show answer

    Answer: D. Woman

    Gynecology.

100. The root andr/o refers to:

     1. A. Elder or aged
     2. B. Woman or female
     3. C. Child or youth
     4. D. Man or male
     Show answer

     Answer: D. Man or male

     Androgen.

101. The root ger/o or geront/o refers to:

     1. A. Childhood
     2. B. Birth
     3. C. Adulthood
     4. D. Old age
     Show answer

     Answer: D. Old age

     Geriatrics.

102. The root nat/o refers to:

     1. A. Birth
     2. B. Nose
     3. C. Death
     4. D. Nature
     Show answer

     Answer: A. Birth

     Neonatal, prenatal.

103. The root gravid/a refers to:

     1. A. Birth or labor
     2. B. Growth or size
     3. C. Gravity or weight
     4. D. Pregnancy
     Show answer

     Answer: D. Pregnancy

     Multigravida.

104. The root par/o refers to:

     1. A. Parenting
     2. B. Partial paralysis
     3. C. Pairing
     4. D. Giving birth
     Show answer

     Answer: D. Giving birth

     Multipara, nullipara.

105. The root tox/o or toxic/o refers to:

     1. A. Medicine
     2. B. Poison
     3. C. Virus
     4. D. Bacteria
     Show answer

     Answer: B. Poison

     Toxicology.

106. The root pharmac/o refers to:

     1. A. Plant or herb
     2. B. Poison or toxin
     3. C. Pharynx or throat
     4. D. Drug or medicine
     Show answer

     Answer: D. Drug or medicine

     Pharmacology.

107. The root path/o refers to:

     1. A. Path or route
     2. B. Nerve or nerve root
     3. C. Disease
     4. D. Study or science
     Show answer

     Answer: C. Disease

     Pathophysiology.

108. The root carcin/o refers to:

     1. A. Heart
     2. B. Cancer
     3. C. Carbon
     4. D. Cartilage
     Show answer

     Answer: B. Cancer

     Carcinoma.

109. The root necr/o refers to:

     1. A. Death
     2. B. Kidney
     3. C. New
     4. D. Nerve
     Show answer

     Answer: A. Death

     Necrosis.

110. The root bi/o refers to:

     1. A. Life
     2. B. Blood
     3. C. Bile
     4. D. Two
     Show answer

     Answer: A. Life

     Biology.

111. The root hist/o refers to:

     1. A. Bone
     2. B. Histamine
     3. C. Tissue
     4. D. History
     Show answer

     Answer: C. Tissue

     Histology.

112. The root cyt/o refers to:

     1. A. Cyst
     2. B. Cut
     3. C. Bladder
     4. D. Cell
     Show answer

     Answer: D. Cell

     Cytology.

113. The root somat/o refers to:

     1. A. Mind
     2. B. Sound
     3. C. Sleep
     4. D. Body
     Show answer

     Answer: D. Body

     Somatic nervous system.

114. The root vas/o can refer to:

     1. A. Vein or venule
     2. B. Valve or flap
     3. C. Artery or arteriole
     4. D. Vessel or duct
     Show answer

     Answer: D. Vessel or duct

     Vasoconstriction; vas deferens.

115. Swelling of the lips and tongue from leaky blood vessels after starting an ACE inhibitor is:

     1. A. Lymphedema
     2. B. Angioedema
     3. C. Angioplasty
     4. D. Vasodilation
     Show answer

     Answer: B. Angioedema

     Angi/o means vessel and -edema means swelling, so angioedema is deep swelling from vessel leakage. With ACE inhibitors it is bradykinin-mediated and can threaten the airway. Lymphedema is swelling from blocked lymph drainage. Angioplasty is repair of a vessel, and vasodilation is widening of a vessel.

116. A collection of clotted blood under the scalp after a fall is a:

     1. A. Hemangioma
     2. B. Hemolysis
     3. C. Hemostasis
     4. D. Hematoma
     Show answer

     Answer: D. Hematoma

     Hemat/o means blood and -oma means a mass or collection, so a hematoma is blood collected in tissue. A hemangioma is a benign vascular tumor, hemolysis is breakdown of red cells, and hemostasis is stopping of bleeding.

117. The root sept/o refers to:

     1. A. Swelling or edema
     2. B. Infection or wall
     3. C. Sweat or secretion
     4. D. Seven or seventh
     Show answer

     Answer: B. Infection or wall

     Septicemia; nasal septum.

118. After a head injury, a patient has clear fluid running from the nose. This is documented as:

     1. A. Rhinorrhea
     2. B. Rhinoplasty
     3. C. Epistaxis
     4. D. Otorrhea
     Show answer

     Answer: A. Rhinorrhea

     Rhin/o means nose and -rrhea means flow or discharge. After head trauma, clear rhinorrhea may be CSF from a basilar skull fracture. Rhinoplasty is surgical repair, epistaxis is a nosebleed, and otorrhea is discharge from the ear.

119. The root sinus/o refers to:

     1. A. Sinew or tendon
     2. B. Skull or cranium
     3. C. Sinus or cavity
     4. D. Nose or nostril
     Show answer

     Answer: C. Sinus or cavity

     Sinusitis.

120. The root tonsill/o refers to:

     1. A. Tonsil
     2. B. Throat
     3. C. Tongue
     4. D. Teeth
     Show answer

     Answer: A. Tonsil

     Tonsillectomy.