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Pectoral fin is supported by a series of both endoskeletal and endoskeletal elements.the endoskeleton has pterygiophores of cartilage to which muscles are attached for moving the fin,the proximal pterygiophores are basals and diastal ones are radials.there are three thick basals an outer propterygium,a middle mesopterygium and an inner metapterygium.extending from the basals are three rows of numerous radials forming proximal,mesial and distal cartilage called somactidia arising from distal somactidia are horny,unjointed exoskeletal ceratotrichia or fin rays,they support the fin hole.
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∙ 12y ago
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∙ 15y agoIt flaps about to draw sexual admiration from prospective partners, to intimidate smaller fish and to communicate with friends and family.
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∙ 10y agoPectoral means breast, so the 'arm-like' fins just behind the head and gills.
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∙ 13y agoThey are located on the side of the shark. If you have ever seen a dolphin, its kind of where their pectoral fins are.
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∙ 8y agoThe pectoral fin of a fish or water mammal is for stabilization. It keeps the animal from rolling over as it swims.
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What is the largest bone in the pectoral region?
The scapula
Is it true that the pectoral girdle is formed by the articulation of the hip bones and the sacrum?
No - the pectoral girdle refers to the shoulders. The two bones that make up the pectoral girdle are the scapula and clavicle.
What is the posterior portion of pectoral girdle?
the scapula (shoulder blade) and the clavicle (collarbone) make up the pectoral girdle. Each upper limb articulates with the trunk at the pectoral girdle, or shoulder girdle The pectoral girdle consists of two broar, flat scapulae and the two slender, curved clavicles. Each clavicle articulates with the manubrium of the sternum; these are the only direct connections between the pectoral girdle and the axial skeleton. Skeletal muscles support and position each scapula, which has no bony or ligamentous connections to the thoracic cage.
How many bones are in the upper limb not includeing the pectoral girdle?
30
Which joint does the pectoral major cross?
nose and inner ear joint
What is the function of the pectoral fin?
The pectoral fin mantains how deep the fish can go.
What are the names of the fin whales fins?
Fin whales have two pectoral fins and a dorsal fin.
What is the front fin of a dolphin?
Pectoral or Flippers
Where is the pectoral fin located?
On the side of the fish
On a fish what can be anal pectoral or pelvic?
A fish has several different types of fins. There are the pectoral fins, located beneath the operculum (gills). There is the pelvic fin, located at the bottom of the fish, below the pectoral fin. There is the anal fin, which i located behind the anus, and there is the dorsal fin as well. It is located on top of the fish.
What is the back fin of a whale called?
The tail fins are 'flukes'. Otherwise the fin on any marine animal is "... fin" where "..,." is the adjective denoting its position on the body.
What is the fin in fishes that acts as oars?
Pectoral fins.
Where is the location of the pectoral fin and pelvic fin in the perch?
The pelvic fin is in the bottom; toward the front side of the middle. The pectoral fin is on the bottom, in the front. The pectoral fin helps control the direction the perch moves. The pelvic fin also controls the direction it moves. The anal fin is in the bottom back side and helps the fish balance. The dorsal fins are on top, one in the middle one it the back and stabalize the fish and aid in sharp turns. The caudal fin, or the tail, is in the back and helps to propel the fish through the water.
Does seahorses have fins?
Yes, yes and they are very cute. There is a pectoral fin, anal fin and dorsal fin.
What types of fins do perch fish have?
Caudal fin, Dorsal fin, Pectoral fin, Ventral fin, and the fin.
What is the top fin of a dolphin called?
The dorsal fin, and it's used to stabilize the dolphin while it's swimming.
Where is a seahorses pectoral fin located?
Just behind the gills on its head.
