Anatomical Terms

Question 1

Ammocoete

Answer 1

Larval lamprey

Question 2

Basal

Answer 2

Toward body/base

Question 3

Branchial groove

Answer 3

Groove along which the gill openings are aligned in lampreys

Question 4

Branchiostegal membranes

Answer 4

Extend below the opercles and connect at the throat

Question 5

Branchiostegal ray

Answer 5

Splint-like bone in branchiostegal membrane

Question 6

Caudal penducle

Answer 6

Slender part of body between anal and caudal fin

Question 7

Circumoral teeth

Answer 7

Teeth in adult lampreys surrounding the throat opening

Question 8

Ctendoid Scales

Answer 8

Scales with minute spines…not smooth to the touch

Question 9

Cycloid scales

Answer 9

Smooth, round scales that lack minute spines

Question 10

Epi-

Answer 10

above

Question 11

Falcate

Answer 11

Pertaining to fins in which medial rays are shorter than anterior or posterior rays creating a distinctly concave margin

Question 12

Frenum

Answer 12

Small bridge of tissue binding snout to medial portion of premaxilla of upper jaw

Question 13

Gill rakers

Answer 13

Series of projections along anterior edge of gill arches that project into throat cavity

Question 14

Gular area

Answer 14

Underside of head, including chin

Question 15

Gular plate

Answer 15

Bony plate in throat of some primitive fishes

Question 16

Hyoid

Answer 16

Series of bones anterior to the gill arches and extending forward in floor of the mouth

Question 17

Hyoid teeth

Answer 17

Teeth attached to hyoid (tongue)

Question 18

Imbricate

Answer 18

overlapping

Question 19

Infra-

Answer 19

Below

Question 20

Infraorbital canal

Answer 20

Canal below the eye

Question 21

Intra-

Answer 21

Within

Question 22

Inter-

Answer 22

Between

Question 23

Isthmus

Answer 23

Place of attachment of gill membranes to breast

Question 24

Lateral field

Answer 24

Area of scales between anterior and posterior fields

Question 25

Mandible

Answer 25

Lower jaw

Question 26

Mandibular pores

Answer 26

Series of pores on the ventral surface of mandible

Question 27

Maxillary

Answer 27

Upper jaw

Question 28

Myomeres

Answer 28

Dorsoventrally oriented muscle bundle on side of fish

Question 29

Mysoseptum

Answer 29

Junction between myomeres

Question 30

Palatine Teeth

Answer 30

Small teeth just posterior to medial vomer

Question 31

Papilla

Answer 31

Round fleshy protuberance

Question 32

Papillose

Answer 32

Bearing papilla

Question 33

Parr marks

Answer 33

Square of oblong marks on the sides of juvenile trout or salmon

Question 34

Peritoneum

Answer 34

Lining of abdominal cavity

Question 35

Pharyngeal teeth

Answer 35

Teeth arising from the last gill arch

Question 36

Plicate

Answer 36

Having parallel fleshy ridges and grooves as in the lips of some suckers

Question 37

Premaxilla

Answer 37

Anterior bone of upper jaw

Question 38

Preopercular-mandibular (POM) canal

Answer 38

Pores found on the ventral anterior margin of the mandible

Question 39

Procurrent rats

Answer 39

Small splint-like rays at origin of fin

Question 40

Pseudobranchium

Answer 40

Small patch of gill filaments attached to the inside surface of gill cover

Question 41

Radii

Answer 41

Nonconcentric lines radiating from the focus on scales

Question 42

Rudimentary rays

Answer 42

Small undeveloped rays

Question 43

Stellate

Answer 43

Star shaped with few to many radiating points

Question 44

Supratemporal canal

Answer 44

Canal across back of the head

Question 45

Vomer

Answer 45

Median bone in the roof of the mouth

Question 46

Vomerine teeth

Answer 46

Small densely aggregated teeth in roof of mouth