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Bones One of the structures composing the skeleton of a vertebrate. healthfavo.com
Organ A grouping of tissues into a distinct structure, as a heart or kidney in animals or a leaf or stamen in plants, that performs a specialized task. www.enchantedlearning.com
Circulation An act or instance of circulating, moving in a circle or circuit, or flowing. www.tooloop.com
Muscels A tissue composed of cells or fibers, the contraction of which produces movement in the body. www.paradoja7.com
Respirtory System A system of organs functioning in respiration and in humans consisting especially of the nose, nasal passages, pharynx, larynx, trachea, bronchi, and lungs. www.thejoyofreflexology.com
Blood Vessel An elastic tubular channel, such as an artery, a vein, or a capillary, through which the blood circulates. topnews.in
Tissue An aggregate of similar cells and cell products forming a definite kind of structural material with a specific function, in a multicellular organism. www.bio.davidson.edu
Lungs Either of the two saclike respiratory organs in the thorax of humans and the higher vertebrates. img.webmd.com
Oesophagus The part of the alimentary canal that connects the throat to the stomach; the gullet. In humans and other vertebrates it is a muscular tube lined with mucous membrane. www.cancerresearchuk.org
Intestine Usually, intestines. the lower part of the alimentary canal, extending from the pylorus to the anus. colonicirrigationwirral.com
Cells A usually microscopic structure containing nuclear and cytoplasmic material enclosed by a semipermeable membrane and, in plants, a cell wall; the basic structural unit of all organisms. www.merckmanuals.com
Alveoli An air cell of the lungs, formed by the terminal dilation of tiny air passageways. cnx.org
Liver A large, reddish-brown, glandular organ located in the upper right side of the abdominal cavity, divided by fissures into five lobes and functioning in the secretion of bile and various metabolic processes. zap.intergate.ca
Pancreas A gland, situated near the stomach, that secretes a digestive fluid into the intestine through one or more ducts and also secretes the hormone insulin. data
Heart A hollow, pumplike organ of blood circulation, composed mainly of rhythmically contractile smooth muscle, located in the chest between the lungs. upload.wikimedia.org
Nervous The system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia. upload.wikimedia.org
Skin The external covering or integument of an animal body, especially when soft and flexible. img.webmd.com
Ear Drum A membrane in the ear canal between the external ear and the middle ear; tympanic membrane. pacoregon.com
Pupils The pupil is a hole located in the center of the iris of the eye that allows light to enter the retina. www.buzzle.com
Jaw Either of two bones, the mandible or maxilla, forming the framework of the mouth. upload.wikimedia.org
Blood The fluid that circulates in the principal vascular system of human beings and other vertebrates, in humans consisting of plasma in which the red blood cells, white blood cells, and platelets are suspended. www.fi.edu
Mouth The opening through which an animal or human takes in food. myhealth.alberta.ca
Ankle The joint between the foot and the leg, in which movement occurs in two planes. www.rightfoot.com.au
Nostrils Either of the two external openings of the nose. www.scientificamerican.com
Veins One of the system of branching vessels or tubes conveying blood from various parts of the body to the heart. www.tooloop.com
Ribs One of a series of curved bones that are articulated with the vertebrae and occur in pairs. yehudafm.files.wordpress.com
What this video to learn more about our human body! www.youtube.com Human Body Systems and Developmental Biology - 5th Grade - YouTube
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