Search results
Results from the WOW.Com Content Network
In vertebrate animals that evolved to lose their tails (e.g. frogs and hominid primates), the coccyx is the homologous vestigial of the tail. While tails are primarily considered a feature of vertebrates, some invertebrates such as scorpions and springtails, as well as snails and slugs, have tail-like appendages that are also referred to as tails.
A limb (from Old English lim, meaning "body part") is a jointed, muscled appendage of a tetrapod vertebrate animal used for weight-bearing, terrestrial locomotion and physical interaction with other objects. The distalmost portion of a limb is known as its extremity.
In many cultures, referring to the penis is considered taboo or vulgar, and a variety of slang words and euphemisms are used to talk about it. In English, these include member , dick , cock , prick , johnson , dork , peter , pecker , manhood , stick , rod , third/middle leg , dong , willy , schlong , and todger . [ 49 ]
At the posterior end is a tail which continues the spinal cord and vertebrae but not the gut. The mouth is found at the anterior end of the animal, and the anus at the base of the tail. [28] The defining characteristic of a vertebrate is the vertebral column, formed in the development of the segmented series of vertebrae.
This position provides a definition of what is at the front ("anterior"), behind ("posterior") and so on. As part of defining and describing terms, the body is described through the use of anatomical planes and anatomical axes. The meaning of terms that are used can change depending on whether an animal is bipedal or quadrupedal.
Limb (anatomy) of a tetrapod animal, more specifically its distalmost portion, including: Hand, a prehensile, multi-digited organ located at the end of the arm of bipedal primates (especially humans) Foot, the terminal portion of a limb which bears weight and allows locomotion; Paw, a furry, padded foot with claws, common in many quadruped animals
Definition Etymologic memory aid; apophysis: Any of various processes or protuberances on a bone. apo-+ physis, "outward from the growth part; outgrowth" diaphysis: The long, relatively straight main body of a long bone; region of primary ossification. Also known as the shaft. dia-+ physis, "between the growth parts" epiphysis
Limb (anatomy), an appendage of a human or animal; Limb, a large or main branch of a tree; Limb, in astronomy, the curved edge of the apparent disk of a celestial body, e.g. lunar limb; Limb, in botany, the border or upper spreading part of a petal or sepal; Limb, in a measuring instrument, the graduated edge of a circle or arc