hollow of the sacrum

См. также в других словарях:

• occipitosacral position — a position of the fetus in cephalic presentation in labor, with the occiput presenting directly behind, or rotated squarely into the hollow of the sacrum …   Medical dictionary

• sacral lymphatic plexus — a fine network of lymphatic vessels in the hollow of the sacrum …   Medical dictionary

• Vertebral column — The 33 vertebrae fit together to form a flexible, yet extraordinarily tough, column that serves to support the back through a full range of motion. It also protects the spinal cord, which runs from the brain through the hollow space in the middle …   Medical dictionary

• skeleton — skeletonless, adj. skeletonlike, adj. /skel i tn/, n. 1. Anat., Zool. the bones of a human or an animal considered as a whole, together forming the framework of the body. 2. any of various structures forming a rigid framework in an invertebrate.… …   Universalium

• Ligament — A ligament is a tough band of connective tissue that connects various structures such as two bones. Ligament is a fitting term; it comes from the Latin ligare meaning to bind or tie. * * * 1. A band or sheet of fibrous tissue connecting two or… …   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

• Skeleton — [ Exoskeleton of an Ant] In biology, the skeleton is a strong and often a rigid framework that supports the body of an animal, holding it upright and giving it shape and strength (Also skeletal system and, in special cases, shell or test). The… …   Wikipedia

• Bone — is the substance that forms the skeleton of the body. It is composed chiefly of calcium phosphate and calcium carbonate. It also serves as a storage area for calcium, playing a large role in calcium balance in the blood. The 206 bones in the body …   Medical dictionary

• Ornithodesmus — Chordata Ornithodesmus Temporal range: Early Cretaceous, 125 Ma …   Wikipedia

• pregnancy — /preg neuhn see/, n., pl. pregnancies. the state, condition, or quality of being pregnant. [1520 30; PREGN(ANT) + ANCY] * * * Process of human gestation that takes place in the female s body as a fetus develops, from fertilization to birth (see… …   Universalium

• Equine conformation — [original research?] Parts of a horse Equine conformation evaluates the degree of correctness of a horse s bone structure, musculature, and its body proportions in relation to each other. Undesirable conformat …   Wikipedia