-
Cranium
- the Skull, part enclosing the brain
-
Gill Arches
- Any of a series of bony or cartilaginous curved bars along the pharynx, supporting the gills
-
Vertebral Column
- series of vertebrae forming the axis of the Skelton and protecting the spinal cord
-
Cartilage
- firm, whitish, flexible connective tissue found in various forms in the larynx and respiratory tract
-
- anatomical structure of certain male animals used in mating
-
- which a sperm cell is united with an egg cell external to the bodies reproducing individuals
-
- is done through copulation
-
- is a sense organ in aquatic organisms, used to detect movement and vibration in surrounding water
-
- one of two enlargements at the terminus of the olfactory nerve at the base of the brain just about the nasal cavities
-
- A pair of fins situated on either side just behind a fishes head
-
- denticles are body surface structures found on some fish and insects
-
- Removes excess sodium and chloride ions from body
-
- located on the underside of a fish behind the anus
-
- The opening at the end of the alimentary canal though which solid waste matter leaves the body
-
- Muscular-walled tubes forming part of the circulation system by which blood is conveyed from heart to all parts of the body
-
- two upper cavities of the hear from which blood is passed to the ventricles
-
- a bitter greenish-brow alkaline fluid that aids digestion and is secreted by the liver and stored in the gallbladder.
-
- form a network between the arterioles and venules
-
-
Cerebellum
- Part of the brain at the back of the skull in vertebrates
-
- Principal and most anterior part of the brain in vertebrates
-
- is a conical pouch formed form the upper and left angel of the right ventricle in the chordate heart.
-
Countercurrent Flow
- a Current that flows in the opposite direction of the concurrent.
-
- Each of twelve pairs of nerves that arise directly from the brain.
-
- An unpaired fin on the back of a fish or whale.
-
- Connects the throat to the stomach.
-
- The small sac-shaped organ beneath the liver.
-
- the whole alimentary canal from the mouth downward.
-
- is involved in many metabolic processes
-
- the probable ancestors of the amphibians.
-
Lung
- oxygen can pass into the blood and carbon dioxide be removed.
-
- lowest part of the brainstem and containing control centers for the heart and lungs.
-
- A structure that closes or covers an aperture.
-
- is a paired structure that forms a major component of the vertebrates midbrain.
-
- a large gland behind the stomach that secretes digestive enzymes into the duodenum.
-
- the skeletal framework that provides attachment for the forelimbs or pectoral fins, usually consisting of the scapulas and clavicles.
-
- each of a pair of fins on the underside of a fishes body, attached to the pelvic girdle and helping to control direction.
-
- The enclosing structure formed by the pelvis, providing attachment for the hind limbs or pelvic fins.
-
- A fish of a large group having thin fins strengthened by slender rays, including all bony fishes apart from the coelacanth and lungfishes.
-
- The first chamber of the heart in fish, amphibians, and reptiles, emptying into the right atrium.
-
- produce or generate in large numbers.
-
Spinal Nerves
- the term spinal nerve generally refers to the mixed spinal nerve.
-
- The internal organ in which the first part of digestion occurs.
-
- A gas-filled sac present in the body of many bony fishes.
-
Urinary Bladder
- a sac that holds and stores urine for excretion.
-
- A watery, typically yellowish fluid stored in the bladder and discharged through the urethra.
-
Any of the tubes forming part of the blood circulation system of the body.
-
- A hollow part of cavity in an organ.
|
|
