Plurals - Medical Terms

Front 1

Singular Ending:
-a
Plural Ending?
Ex: bursa

Back 1

Plural Ending:
-ae
Singular Ending?
Ex: bursae

Front 2

Singular Ending:
-us
Plural Ending?
Ex: alveolus

Back 2

Plural Ending:
-i
Singular Ending?
Ex: alveoli

Front 3

Singular Ending:
-um
Plural Ending?
Ex: labium

Back 3

Plural Ending:
-a
Singular Ending?
Ex: labia

Front 4

Singular Ending:
-ma
Plural Ending?
Ex: carcinoma

Back 4

Plural Ending:
-mata
Singular Ending?
Ex: carcinomata

Front 5

Singular Ending:
-on
Plural Ending?
Ex: criterion

Back 5

Plural Ending:
-a
Singular Ending?
Ex: criteria

Front 6

Singular Ending:
-is
Plural Ending?
Ex: anastomosis

Back 6

Plural Ending:
-es
Singular Ending?
Ex: anastomoses

Front 7

Singular Ending:
-ix
Plural Ending?
Ex: appendix

Back 7

Plural Ending:
-ices
Singular Ending?
Ex: appendices

Front 8

Singular Ending:
-ex
Plural Ending?
Ex: apex

Back 8

Plural Ending:
-ices
Singular Ending?
Ex: apices

Front 9

Singular Ending:
-ax
Plural Ending?
Ex: thorax

Back 9

Plural Ending:
-aces
Singular Ending?
Ex: thoraces

Front 10

Singular Ending:
-en
Plural Ending?
Ex: foramen

Back 10

Plural Ending:
-ina
Singular Ending?
Ex: foramina

Front 11

Singular Ending:
-nx
Plural Ending?
Ex: phalanx

Back 11

Plural Ending:
-nges
Singular Ending?
Ex: phalanges

Front 12

Singular Ending:
-yx
Plural Ending?
Ex: calyx

Back 12

Plural Ending:
-yces
Singular Ending?
Ex: calyces

Front 13

Exceptions:
Give the correct English plural forms for the following:
plexus, fetus, & sinus

Back 13

Exceptions:
Give the correct singular forms for the following:
plexuses, fetuses, sinuses

Front 14

Exceptions:
Give the correct plural forms for the following:
corpus, viscus, genus, opus

Back 14

Exceptions:
Give the correct singular forms for the following:
corpora, viscera, genera, opera

Front 15

Exceptions:
Give all correct plural forms for the following:
meatus

Back 15

Exceptions:
Give the correct singular form for the following:
meatus, meatuses

Front 16

Exceptions:
Give all correct plural forms for the following:
syllabus

Back 16

Exceptions:
Give the correct singular form for the following:
syllabuses, syllabi

Front 17

Exceptions:
Give the correct plural forms for the following:
arcus, decubitus, ductus, hiatus, introitus

Back 17

Exceptions:
Give the correct singular forms for the following:
arcus, decubitus, ductus, hiatus, introitus

Front 18

Exceptions:
Give the correct plural forms for the following:
apparatus, consensus, status

Back 18

Exceptions:
Give the correct singular forms for the following:
apparatus, consensus, status

Front 19

Exceptions:
Give the correct plural forms for the following:
iris, arthritis, epididymis

Back 19

Exceptions:
Give the correct singular forms for the following:
irides, arthritides, epididymides

Front 20

Exceptions:
Give the correct plural forms for the following:
femoris

Back 20

Exceptions:
Give the correct singular forms for the following:
femora

Front 21

Exceptions:
carcinoma - singular
carcinomata - plural
Give another acceptable plural form.

Back 21

Exceptions:
carcinoma - singular
carcinomas - plural
Give another acceptable plural form.

Front 22

Exceptions:
Give the irregular plural form of the following:
caput

Back 22

Exceptions:
Give the singular form of the following:
capita

Front 23

Exceptions:
Give the irregular plural form of the following:
cornu

Back 23

Exceptions:
Give the singular form of the following:
cornua

Front 24

Exceptions:
Give the irregular plural form of the following:
femur

Back 24

Exceptions:
Give the singular form of the following:
femora

Front 25

Exceptions:
Give the irregular plural form of the following:
os (mouth)
os (bone)

Back 25

Exceptions:
Give the singular form of the following:
ora (mouths)
ossa (bones)

Front 26

Exceptions:
Give the irregular plural form of the following:
paries

Back 26

Exceptions:
Give the singular form of the following:
parietes

Front 27

Exceptions:
Give the irregular plural form of the following:
pons

Back 27

Exceptions:
Give the singular form of the following:
pontes

Front 28

Exceptions:
Give the irregular plural form of the following:
vas

Back 28

Exceptions:
Give the singular form of the following:
vasa

Front 29

Exceptions:
Give the irregular plural form of the following:
glans

Back 29

Exceptions:
Give the singular form of the following:
glandes

Front 30

Exceptions:
Give the irregular plural form of the following:
dens

Back 30

Exceptions:
Give the singular form of the following:
dentes

Front 31

Exceptions:
Give the irregular plural form of the following:
comedo

Back 31

Exceptions:
Give the singular form of the following:
comedones

Front 32

Exceptions:
Give the irregular plural form of the following:
lentigo

Back 32

Exceptions:
Give the singular form of the following:
lentigines

Front 33

English pluralization:
Singular ending: -s, -x, -ch*, -sh, or -z
Plural ending?
Ex: stress, crutch, fax, patch, mash, waltz

Back 33

English pluralization:
Singular ending?
Plural ending: -es
Ex: stresses, crutches, faxes, patches, mashes, waltzes

Front 34

English pluralization:
Singular ending: -y preceded by a vowel
Plural ending?
Ex: attorney, boy, delay

Back 34

English pluralization:
Singular ending?
Plural ending: add s
Ex: attorneys, boys, delays

Front 35

English pluralization:
Singular ending: -o preceded by a vowel
Plural ending?
Ex: tattoo, ratio

Back 35

English pluralization:
Singular ending?
Plural ending: add s
Ex: tattoos, ratios

Front 36

English pluralization:
Singular ending: -o preceded by a vowel
Plural ending?
Ex: tattoo, ratio

Back 36

English pluralization:
Singular ending?
Plural ending: add "s"
Ex: tattoos, ratios

Front 37

Exceptions for English Plurals:
Singular ending: -ch that makes a "k" sound
Plural ending?
Ex: stomach

Back 37

Exceptions for English Plurals:
Singular ending?
Plural ending: add "s"
Ex: stomachs

Front 38

English pluralization:
Singular ending: -y preceded by a consonant
Plural ending?
Ex: mammoplasty, ovary, therapy

Back 38

English pluralization:
Singular ending?
Plural ending: change "y" to "i" and add es
Ex: mammoplasties, ovaries, therapies

Front 39

English pluralization:
Singular ending: -o preceded by a consonant*
Plural ending?
Ex: tomato, mulatto

Back 39

English pluralization:
Singular ending?
Plural ending: add "es"
Ex: tomatoes, mulattoes

Front 40

Exceptions for English Plurals:
Give the correct plural form of the following:
embryo, placebo

Back 40

Exceptions for English Plurals:
Give the correct singular form of the following:
embryos, placebos

Front 41

Exceptions for English Plurals:
Give two correct plural forms of the following:
zero

Back 41

Exceptions for English Plurals:
Give the correct singular form of the following:
zeros, zeroes

Front 42

Exceptions for English Plurals:
Give two correct plural forms of the following:
innuendo

Back 42

Exceptions for English Plurals:
Give the correct singular form of the following:
innuendos, innuendoes

Front 43

Exceptions for English Plurals:
Give two correct plural forms of the following:
vertigo

Back 43

Exceptions for English Plurals:
Give the correct singular form of the following:
vertigos, vertigoes

Front 44

English Plurals:
Singular ending: -f or -fe
Plural ending?
Ex: scarf, life, calf, knife

Back 44

English Plurals:
Singular ending?
Plural ending: change "f" or "fe" to "ves"
Ex: scarves, lives, calves, knives

Front 45

French Plurals:
Singular ending: -eau, -eu
Plural ending?
Ex: milieu, rouleau

Back 45

French Plurals:
Singular ending?
Plural ending: add an "x"
Ex: milieux, rouleaux

Front 46

Italian Plurals:
Singular ending: -o
Plural ending?
Ex: virtuoso

Back 46

Italian Plurals:
Singular ending?
Plural ending: change "o" to "i"
Ex: virtuosi