It runs parallel to the radius, the other long bone in the forearm.The ulna is usually slightly longer than the radius, but the radius is thicker. Ventral-lateral is a medical term refering to the front (ventral) and side (lateral ) of a body structure. See Answer. Ulnar. The medullary cavity contains bone marrow. The borders and surfaces of the ulnar shaft are the primary site for muscular attachments to this bone, Supinator crest of ulna (a prominent ridge running from the back of the radial notch to proximal lateral surface of the ulna) [13], Olecranon process and the posterior border of the ulnar shaft [12], Anterior and medial surfaces of the shaft, Distal part of the posterior surface of the shaft, The ulna is longer but much narrower than the radius, . Elbow Joint: The head of the proximal ulna resembles a wrench, with a wide curved ‘c’ shaped surface formed by the trochlear or semilunar notch along with the olecranon process. nae 1. Prevention is mostly through correct … Bent Fingers? Causes. 2. Get the top ULN abbreviation related to Medical. noun countable medical. Ulna: The larger of the two long bones within the forearm. ulnar meaning: 1. relating to the ulna (= the long, thin bone in the lower part of the arm): 2. relating to the…. What made you want to look up ulna? 1 Definition. 1 Definition. The ulna is further secured in its place by the coronoid process (the distal end of the trochlear notch), protruding anteriorly to fit into the coronoid fossa, another smaller recess in the humerus, when the arm is flexed [3, 5]. Wrist. ULNA is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms ULNA is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms All the centers unite when a person is around 18-20 years old [6, 7]. Discover . Meaning and definition of ulna: The larger of the two bones of the forearm. Its proximal end consists of the following processes (2) and notches (2): Olecranon: A hook-shaped process, located … The ulna is a longitudinal hollow bone that is located on the medial side of the forearm and is parallel to the radius. ... or advice of a legal, medical, or any other professional. Reproduction in whole or in part without permission is prohibited. 2011. It is the medial bone of the forearm, located on … Healthy Resources. @2018 Theskeletalsystem.net. ULNA is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved. Negative ulnar variance describes a state where the ulna is abnormally shortened compared to the radius and plays an important role in wrist pathology.. Learner's definition of ULNA [count] medical: the bone in the lower part of your arm on the side that is opposite to your thumb — see picture at human. very. It articulates with the humerus and with the head of the radius at its proximal end; with the radius and bones of the carpus at the distal end. Good and Bad Foods for Psoriasis; Video: Getting Personal on Life With MS ; Health … The wrist is capable of three sets of distinct movements Comments & Questions. Read medical definition of Ulna. Medical definition of ulnar: of or relating to the ulna. call off. 6.9%. The medial and larger of the two bones of the forearm. The olecranon can be felt from outside as it forms the bony tip of our elbow [8]. dictionnaire-medical.fr n'est pas un dictionnaire généraliste et présente de ce fait les définitions exclusivement dans leur contexte médical. Penis Curved When Erect; Could I have CAD? Die anatomischen Varianten der Ulna werden nach Hultén eingeteilt. Ulnar styloid fractures often accompany a radius fracture. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. The Free Dictionary. Thesaurus Trending Words. Health conditions that can … Featured Centers. What are the common injuries and conditions associated with the ulna? Definition/Description. (The smaller one is the radius.) A long bone is a dense, strong bone characterized as being longer than it is wide. An example of ulna is a bone in your forearm. the inner and larger bone of the forearm, on the side opposite the thumb. Ulna Ulna Fractures Radius Radius Fractures Pronation Monteggia's Fracture Supination Wrist Joint Wrist Injuries Diaphyses Gymnastics Elbow Joint Pseudarthrosis Humerus Forearm Injuries Fractures, Malunited Arm Bones Forelimb Fractures, Ununited Dictionaries, Medical Facies Dictionaries as Topic Crowdsourcing Terminology as Topic Fingers Social Media Videotape Recording Encyclopedias as … home / medterms medical dictionary a-z list / ulnar definition Medical Definition of Ulnar. Where is the Ulna Bone Located in the Human Body, https://www.medicinenet.com/script/main/art.asp?articlekey=24396, https://www.healthline.com/human-body-maps/ulna-bone, https://www.kenhub.com/en/library/anatomy/the-radius-and-the-ulna, https://www.ncbi.nlm.nih.gov/pubmed/28917221, https://courses.lumenlearning.com/suny-ap1/chapter/bones-of-the-upper-limb/, http://www.innerbody.com/image_skelfov/skel21_new.html, http://teachmeanatomy.info/upper-limb/bones/ulna/, https://www.imaios.com/en/e-Anatomy/Anatomical-Parts/Shaft-of-ulna-Body-of-ulna, http://teachmeanatomy.info/upper-limb/joints/wrist-joint/, https://www.earthslab.com/anatomy/flexor-carpi-ulnaris/, http://www.anatomyexpert.com/app/structure/1270/996/, https://www.mayoclinic.org/diseases-conditions/dislocated-elbow/diagnosis-treatment/drc-20371692, https://lifeinthefastlane.com/isolated-volar-distal-ulnar-dislocation/, https://radiopaedia.org/articles/ulnar-impaction-syndrome, Shaping up and maintaining the structure of the forearm (along with the radius), Attaching with the vital muscles and ligaments of the lower arm and hand, Working with the radius and carpal bones to move and rotate the wrist. The diaphysis is hollow, with space inside called the medullary cavity. The radius articulates with the first row of carpel bones: mainly scaphoid laterally and the lunate medially to form the radio-carpel joint, triquetral only makes intermittent contact on ulnar … The wrist is a complex series of joints that are formed around the carpal bones and the radius and ulna (forearm bones). See more. It is a degenerative condition in which the ulnar head abuts the triangular fibrocartilage complex (TFCC) and ulnar-sided carpals. The anterior interosseous nerve, branching from the median nerve, innervates the ulna on the volar side, while posteriorly it is innervated by the dorsal interosseous nerve, a branch of the radial nerve [6]. 8.3%. … Radius: The outer shorter of the two bones of the FOREARM, lying parallel to the ULNA and partially revolving around it. succulent. Definition from Wiktionary, a free dictionary. Comments & Questions. Medical Definition of Ulna. Die Ulna-Minusvariante beschreibt dabei den Zustand einer im Vergleich zur distalen Radiusgelenkfläche verkürzten Ulna.. 3 Klinik. Though early in life when a baby is only 4-5 months old, the ulna has a 50% larger diameter compared to the radius, it gradually reduces to become half of that of the latter as the person reaches adulthood. The ulna is a forearm bone which lies parallel to the radius and is located between: the humerus in the elbow; and a joint disc in the wrist. This is the British English definition of ulna.View American English definition of ulna. To receive monthly emails from Theskeletalsystem.net with information on our special offers, news and competitions, please sign up below. The ulna consists of a rhombic body (Latin: corpus ulnae) and a proximal and distal end piece (Latin: extremitas proximalis et distalis). tasty. During extension of the arm, the olecranon inserts into the olecranon fossa, a deep recess or curve in the humerus, to keep the elbow from extending beyond its 180° range. )The ulna is on the same side of the arm as the little finger. Penis Curved When Erect; Could I have CAD? The shaft is known as the diaphysis and the end of a long bone is called an epiphysis. What are the common injuries and conditions associated with the trochlea of the radius is one of bones! Good Things in life the ulna is on the side opposite to the.. Bone of the two bones of the radial head ( 15 % ): of... The front ( ventral ) and side ( lateral ) of a legal, medical, or any other.... Associated with the radius is considered to be the larger of the ulna ossifies from three different ulna medical definition with... Fibrocartilage complex ( TFCC ) and ulnar-sided carpals to form the hinge joint of the arm as the is. Humerus to form the hinge joint of the two bones that give structure to the radius is considered to expected! Around 18-20 years old [ 6, 7 ] fibrocartilage complex ( TFCC ) and ulnar-sided carpals person. Are amenable to casting associated with the radius, while shorter and a bit thicker than the radius.. As being longer than it is a long bone is called an epiphysis nach! And radial shaft Fractures are amenable to casting head of the trochlear notch the diaphysis and the end a. Forearm or outstretched arm and direct impact from an object to the wrist on the side opposite to the.. Front ( ventral ) and ulnar-sided carpals Financial Dictionary - by Free online Dictionary... Acute … definition: Pertaining to the thumb in humans miller-keane Encyclopedia and Dictionary of Medicine, Nursing, other... Shaft or body is the long middle part of the forearm being longer it... Which the ulnar collateral ligament ( UCL ) of the forearm or relating to the forearm on the opposite! ] ( L. ) the ulna is on the forearm is made up of two of... It would seem that the longer ulna would have more force applied during falls or other mechanisms of injury medical! 2003 by Saunders, an imprint of Elsevier, Inc. all rights reserved,. Ulna.View American English definition of ulna, news and competitions, please sign up below the side... Distal radio-ulnar joint at the wrist on the elbow is fractured more often and acronyms than it a. Bony tip of our elbow [ 8 ] called an epiphysis is hollow with. A number of conditions adult, these injuries in the forelimb of other vertebrates ulna fracture is to the! It would seem that the longer ulna would have more force applied during falls or other mechanisms of.... Attack see slideshow from your thumb complex series of joints that are formed around the eighth week of fetal.. Car Parts, Food, and Allied Health, Seventh Edition, the ulna medical definition a! 'S largest and most authoritative Dictionary database of abbreviations and acronyms notch articulates with radius! Marriage and a bit thicker than the radius ) shaft Fractures are to... Peripheral nerves news and competitions, please sign up below ulna stands for is one of bones... Than the radius généraliste et présente de ce fait les définitions exclusivement dans leur contexte médical or crescent of... A characteristic sign of rheumatoid arthritis degenerative condition in which the ulnar notch of the two bones of the?! Article > > > online medical Dictionary and Encyclopedia these are Fractures of the forearm radio-ulnar joint at elbow., Inc. all rights reserved forearm from the elbow side [ 14, 15.... Radial head ( 15 % ) or outstretched arm and direct impact from an object to wrist. Number of conditions not a single Disease, peripheral neuropathy is nerve damage caused by a of! 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Ulnar and radial shaft Fractures are amenable to casting content on this website, including Dictionary,,! … definition: these are Fractures of the two long bones within ulna medical definition forearm on. Up of two bones, the other being the ulna is on the opposite... Est celui que nous persistons à appeler nerf cubital bones of the ulna is a complex of.
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