- true vertebrae
- the vertebrae that normally remain unfused throughout life, i.e., the cervical, thoracic, and lumbar vertebrae.
Medical dictionary. 2011.
Medical dictionary. 2011.
True ribs — Anterior surface of sternum and costa cartilages. (True ribs are first seven.) Gray s subject #28 123 The first seven ribs ar … Wikipedia
True rib — One of the first 7 pairs of ribs. A rib is said to be true if it attaches to the sternum (the breast bone). All 12 pairs of ribs attach to the building blocks of the spine (vertebrae) in the back. The 12 pairs of ribs consist of: {{}}True ribs:… … Medical dictionary
Cervical vertebrae — Bone: Cervical vertebrae Vertebral column … Wikipedia
Rib, true — One of the first 7 pairs of ribs. A rib is said to be true if it attaches to the sternum (the breast bone). All 12 pairs of ribs attach to the building blocks of the spine (vertebrae) in the back. The 12 pairs of ribs consist of: True ribs: The… … Medical dictionary
vertebral column — or spinal column or spine or backbone Flexible column extending the length of the torso. In humans, it consists of 32–34 vertebrae, with different shapes and functions in each of five regions: 7 cervical, in the neck (including the atlas and axis … Universalium
Froriep's law — the skull is developed by the annexation of true vertebrae, the head growing at the expense of the neck … Medical dictionary
dinosaur — /duy neuh sawr /, n. 1. any chiefly terrestrial, herbivorous or carnivorous reptile of the extinct orders Saurischia and Ornithischia, from the Mesozoic Era, certain species of which are the largest known land animals. 2. something that is… … Universalium
Anura — ▪ amphibian order Introduction also called Salientia one of the major extant orders of the class Amphibia (amphibian). It includes the frogs (frog) and toads (toad), which, because of their wide distribution, are known by most people around… … Universalium
fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with … Universalium
Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… … Universalium