Fish physiology is the scientific study of how the component parts of fish function
together in the living fish. It can be contrasted with fish anatomy, which is the
study of the form or .... This w...
A bony fish's heart has two chambers: an atrium and a ventricle. ... Muscle-
generated heat warms the blood circulating through the red muscle, which then
travels back ... Its gills alone can't keep a lungfish supplied with enough oxygen
A few fish, like the lamprey, skates, sharks and rays, have a skeleton of ... Fish
have a two-chambered heart and a blood circulatory system. ... Pennsylvania has
many different types of fish because it offers many types of aquatic conditions. ....
Each fish species has a specific range of water temperatures in which it can live.
An introduction to the biology of thermoregulation in fish and sharks. ... By
choosing a particular environment a fish can gain some control over it body
temperature. ... So to have a more effectively functioning brain and muscles we
need to keep them ... do so by means of a counter-current exchange system
whereby blood ...
sharkresearch.rsmas.miami.edu/assets/pdfs/learning-tools/high-school/MODULE 2 Ichthyology - SECTION 3 Jawless and Bony Fishes.pdf
one KIND of fish: If you have a tub with three bluegills in it, say: "I have several
fish in this tub. ... injected into the host, causing the host to yield more blood.
Hagfish are .... Depending on the species, bony fishes can live at various
Sharks & Rays are FISH, but they are very special fish, they are cartilaginous fish!
... Sharks have five pairs of rigid fins, which can't fold down. The big ... Sharks
have two kinds of skeletal muscle (muscle that moves the skeleton). ... This red
muscle has a good blood supply and helps the shark to swim slowly for a long
There are two main groups of fish, bony fish (Teleosts) and cartilaginous fish (
Elasmobranchs). ... Their temperature varies with the temperature of their
surroundings. Fish living in warm seas will have correspondingly warm blood ....
the gills seems to vary in detail according to the type of fish but, in general, the
pressure in ...
www.hccfl.edu/media/469840/ch. 5 (oxygen, metabolism, energetics-respiration).ppt
Most fish have external gills that are ventilated by a unidirectional flow of ...
Oxygen solubility determined by temperature ... Microscopic gill structure:
showing gill filament and lamellae (Red blood cells evident.) ... However, this can
only be used consistently by strong swimmers (sharks, tuna). .... Two types of
What adaptations do fish and other aquatic animals possess to survive in an
aquatic ... This means their body temperature changes as the surrounding water
... Fish have many of the same internal organs as humans and other mammals. ...
saltwater or freshwater to keep their fluids, such as blood, from becoming too
salty or ...
Most bony fish (except for tuna) and most sharks are ectothermic. This means ...
They are endothermic, which means that they can regulate their own body
temperature. There is a network of blood capillaries (Rete mirabile) between their
red swimming muscles (in a mackerel shark with a length of 1m, it has a surface
of 4m²!) ...