Wordlist: Internal system - List 2
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an enclosed, cable-like bundle of peripheral axons (the long, slender projections of neurons)
an organ system that coordinates the activities of muscles, monitors organs, constructs and processes data received from the senses, and initiates actions
a blind-ended tube connected to the cecum, located near the junction of the small intestine and the large intestine, without known function
a blind pouch connected to the large intestine between the ileum and the colon
the functional basic unit of life
a group of similar cells that function together to do a specific job
either of a pair of small masses of lymphoid tissue that lie on each side of the throat and that help protect the body against infection
an abnormally swollen or dilated vein
an organ that stores food in the process of digestion
any of a series of long curved bones occurring in 12 pairs in humans and other animals and extending from the spine to or toward the sternum
the system made up of bones that provides support to an organism
a composite material consisting largely of calcium phosphate and collagen and making up the skeleton of most vertebrates
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