Fish Anatomy Quiz

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Nostril
External organ of nasal cavity

Lateral Line
Sensory organ on the side of the body that interprets vibrations and pressure changes in the water

Spine
Sharp projection on some fins, protection

Dorsal Fin
A median fin along the back that provides balance and protection

Rays
Supportive boney elements of fins

Caudal Peduncle
Main muscle that moves the caudal fin

Pectoral Fin
Usually behind the gill, main function is braking also assists in steering and propelling

Pelvic Fin
Aids in steering

Gill Cover
Protects gill chamber

Preopercle
The bony gill cover

Anal Fin
Fin behind the anus that aids in movement

Caudal Fin/Tail fin
Provides main power for forward movement

Barbel
Fleshy projection near mouth used for locating food

Scale
Provides protection and color for the body

Tongue
Normally movable organ on the bottom of the mouth

Spinal Cord
The main highway of the nervous system

Anus
Exterior opening in the intestine track through which wastes are voided

Gonads
Reproductive organs that produce sperm and eggs

Heart
Organ that serves as pump to circulate blood

Gill Filament
Soft part of gills through which oxygen is taken into blood

Brain
Center of nervous system

Swim-Bladder
Gas filled sac the inflates

Liver
Secretes bile and changes in blood properties

Olfactory Lobe
Pertains to nasal organs or sense of smell

We use cookies to give you the best experience possible. By continuing we’ll assume you’re on board with our cookie policy anal fin unpaired fin on the ventral margin between the anus and the caudal fin in fishes caudal fin …

We use cookies to give you the best experience possible. By continuing we’ll assume you’re on board with our cookie policy 3 main body regions? head, trunk, tail head tip of snout to edge of operculum WE WILL WRITE A …

We use cookies to give you the best experience possible. By continuing we’ll assume you’re on board with our cookie policy Dorsal/Caudal Fins Fin on the dorsal side and posterior end. Buccal Funnel The beginning of the mouth cavity. Contains …

We use cookies to give you the best experience possible. By continuing we’ll assume you’re on board with our cookie policy Rostrom Snout of a shark. Nares The nostrils of a shark. WE WILL WRITE A CUSTOM ESSAY SAMPLE ON …

We use cookies to give you the best experience possible. By continuing we’ll assume you’re on board with our cookie policy How many species of fish are there? 20-30,000 What is the smallest and biggest fish species? Smallest = Philippine …

We use cookies to give you the best experience possible. By continuing we’ll assume you’re on board with our cookie policy Perch classification Kingdom: Animal Phylum: Chordate Class: Osteichthyes Perch habitat/ eating habits Fresh water and they eat small fish …

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