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Fins are moving appendages protruding from the body of fish that interact with water to generate thrust and help the fish swim.Apart from the tail or caudal fin, fish fins have no direct connection with the back bone and are supported only by muscles.
The heart is a muscular organ found in humans and other animals.This organ pumps blood through the blood vessels. [1] Heart and blood vessels together make the circulatory system. [2]
A fish (pl.: fish or fishes) is an aquatic, anamniotic, gill-bearing vertebrate animal with swimming fins and a hard skull, but lacking limbs with digits.Fish can be grouped into the more basal jawless fish and the more common jawed fish, the latter including all living cartilaginous and bony fish, as well as the extinct placoderms and acanthodians.
Jill Jacobson, best known for her roles on "Star Trek: The Next Generation" and the primetime soap opera "Falcon Crest," has died.
They may live thousands of miles apart but Sheryl Lee Ralph and husband Vincent Hughes have been on the same page for decades.. The Abbott Elementary star, 69, opens up to PEOPLE in this week's ...
(The Center Square) – Several of Michael Madigan’s former associates have testified at the former Illinois House speaker’s bribery and racketeering trial in Chicago. Former Madigan aide ...
The atrium (Latin: Ätrium, lit. 'entry hall'; pl.: atria) is one of the two upper chambers in the heart that receives blood from the circulatory system.The blood in the atria is pumped into the heart ventricles through the atrioventricular mitral and tricuspid heart valves.
The mediastinum (from Medieval Latin: mediastinus, lit. 'midway'; [2] pl.: mediastina) is the central compartment of the thoracic cavity.Surrounded by loose connective tissue, it is a region that contains vital organs and structures within the thorax, namely the heart and its vessels, the esophagus, the trachea, the vagus, phrenic and cardiac nerves, the thoracic duct, the thymus and the lymph ...