Weball fish have a hinged jaw like us true or false false two examples of jawless fish are the blank and blank lampreys and hagfish all fish have a bony skeleton true or false false all … WebJun 22, 2024 · Both jaws are the same length. More fish have this mouth type than any other. Fish having a terminal mouth are generally mid-water feeders; however, they can feed at any location. ... Fish with a …
15.2 Oceanography: Marine Animals - Vertebrates Flashcards - Quizlet
Webd) a hinged jaw c The vertebrate group that describes all jawed vertebrates with two pairs of limbs is the tetrapods Craniates are chordates that all possess a head Lampreys differ from fishes in that lampreys lack jaws A biologist visited a fish market and found a … bingy lara soccer
Jaws to ears in the ancestors of mammals
WebAnswer: The evolution of the mammalian jaw from the reptilian one is a big topic in paleontology. Basically, evolution of the mammalian jaw involved a reduction in the … WebJaw. In lizards and other reptiles, the lower jaw (mandible) is formed from several bones joined together. This multi-part mandible is the original vertebrate style, as found in fish and amphibians. Mammals, in contrast, have a single bone forming each side of the mandible. They do not have pharyngeal jaws. Generally jaws are articulated and oppose vertically, comprising an upper jaw and a lower jaw and can bear numerous ordered teeth. Cartilaginous fishes grow multiple sets (polyphyodont) and replace teeth as they wear by moving new teeth laterally from the medial jaw … See more Most bony fishes have two sets of jaws made mainly of bone. The primary oral jaws open and close the mouth, and a second set of pharyngeal jaws are positioned at the back of the throat. The oral jaws are used … See more Lower In vertebrates, the lower jaw (mandible or jawbone) is a bone forming the skull with the cranium. In See more Cartilaginous fishes (sharks, rays and skates) have cartilaginous jaws. The jaw's surface (in comparison to the vertebrae and gill arches) needs extra strength due to its heavy exposure to … See more Salmon Male salmon often remodel their jaws during spawning runs so they have a pronounced curvature. These … See more The skull of fishes is formed from a series of loosely connected bones. Lampreys and sharks only possess a cartilaginous endocranium, with both the upper and lower jaws being separate elements. Bony fishes have additional dermal bone, forming a more or … See more Pharyngeal jaws are a second set of jaws distinct from the primary (oral) jaws. They are contained within the throat, or pharynx, of most See more Jaws provide a platform in most bony fish for simple pointed teeth, however, there are many exceptions. Some fish like carp and zebrafish have pharyngeal teeth only. Sea horses See more bing yesterday inspirational