Latin Singular to Plural Nouns

Question 0

When a Latin singular noun end in -us, form the plural by changing….

Answer 0

-us to -i
(i = sound like eye/ie as in tie)
there are exceptions (fetus, virus, and sinus with use English-type plurals fetuses, viruses, and sinuses)

Question 1

When a Latin singular noun ends in -a form the plural by changing…

Answer 1

-a to -ae

ae = ee sound

Question 2

When a Latin singular noun ends in -um, form the plural by changing….

Answer 2

-um to -a

a = ah sound

Question 3

When a Latin singular noun ends in -is, form the plural by changing…

Answer 3

-is to -es

es sounds like eez

Question 4

When a Latin singular noun ends in -ex, form the plural by changing…

Answer 4

-ex to ices

ices sounds like ih-seez

Question 5

areola (ah-REE-oh-lah)

Answer 5

areolae (ah-REE-oh-lee)

Question 6

bursa (BER-sah)

Answer 6

bursae (BER-see)

Question 7

conjunctiva (con-junk-TY-vah)

Answer 7

conjunctivae (con-junk-TY-vee)

Question 8

patella (pah-TEL-ah)

Answer 8

patellae (pah-TEL-ee)

Question 9

petechia (peh-TEE-kee-ah)

Answer 9

petechiae (peh-TEE-kee-ee)

Question 10

ruga (ROO-gah)

Answer 10

rugae (ROO-gee)

Question 11

scapula (SKAP-yoo-lah)

Answer 11

scapulae (SKAP-yoo-lee)

Question 12

sclera (SKLEER-ah)

Answer 12

sclerae (SKLEER-ee)

Question 13

vertebra (VER-teh-brah)

Answer 13

vertebrae (VER-teh-bree)

Question 14

fetus

Answer 14

fetuses

Question 15

virus

Answer 15

viruses

Question 16

sinus

Answer 16

sinuses

Question 17

alveolus (al-VEE-oh-lus)

Answer 17

alveoli (al-VEE-oh-lie)

Question 18

bronchus (BRONG-kus)

Answer 18

bronchi (BRONG-ki)

Question 19

calculus (KAL-kyoo-lus)

Answer 19

calculi (KAL-kyoo-lie)

Question 20

decubitus (dee-KYOO-bih-tus)

Answer 20

decubiti (dee-KYOO-bih-tie)

Question 21

glomerulus (gloh-MAIR-yoo-lus)

Answer 21

glomeruli (gloh-MAIR-yoo-lie)

Question 22

gyrus (JY-rus)

Answer 22

gyri (JY-rye)

Question 23

nucleus (NOO-klee-us)

Answer 23

nuclei (NOO-klee-eye)

Question 24

sulcus (SUL-kus)

Answer 24

sulci (SUL-sigh)

Question 25

thrombus (THRAWM-bus)

Answer 25

thrombi (THRAWM-by)

Question 26

villus (VIL-us)

Answer 26

villi (VIL-eye)

Question 27

atrium (AA-tree-um)

Answer 27

atria (AA-tree-ah)

Question 28

bacterium (bak-TEER-ee-um)

Answer 28

bacteria (bak-TEERee-ah)

Question 29

diverticulum (dy-ver-TIH-kyoo-lum)

Answer 29

diverticula (dy-ver-TIH-kyoo-lah)

Question 30

haustrum (HAW-strum)

Answer 30

haustra (HAW-strah)

Question 31

hilum (HY-lum)

Answer 31

hila (HY-lah)

Question 32

labium (LAY-bee-um)

Answer 32

labia (LA-bee-ah)

Question 33

ovum (OH-vum)

Answer 33

ova (OH-vah)

Question 34

diagnosis (dy-ag-NOH-sis)

Answer 34

diagnoses (dy-ag-NOH-seez)

Question 35

testis (TES-tis)

Answer 35

testes (TES-teez)

Question 36

apex (AA-peks)

Answer 36

apices (AA-pih-seez)

Question 37

cortex (KOR-teks)

Answer 37

cortices (KOR-tih-seez)

Question 38

index (IN-deks)

Answer 38

indices (IN-dih-seez)