CUBITAL MUSCLES
\kjˈuːbɪtə͡l mˈʌsə͡lz], \kjˈuːbɪtəl mˈʌsəlz], \k_j_ˈuː_b_ɪ_t_əl m_ˈʌ_s_əl_z]\
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Are two in number. 1. The Cubitalis anterior seu internus, Flexor carpi ulnaris, Ulnaris internus, Epitrochlo-cubito-carpien, Cubito-carpien- (Ch.), is a long muscle, situate at the anterior and inner part of the forearm. It arises from the inner condyle of the os humeri, at the inner side of the olecranon, and from the posterior edge of the ulna, and is inserted by a tendon into the os pisiforme. Its use is to bend the hand on the forearm, by directing it slight inwards. 2. The Cubitalis posterior seu externus, Extensor Carpi ulnaris, Ulnaris externus, Cubiteus externus, Cubito-su-metacarpien- (Ch.), is situate at the posterior part of the forearm. It arises from the external condyle of the os humeri, and is inserted into the superior extremity of the fifth bone of the metacarpus. Its use is to the extend the hand, inclining it a little inwards.
By Robley Dunglison
Word of the day
Proto Oncogene Proteins c erbB 2
- cell surface protein-tyrosine kinase that is found to be overexpressed in significant number adenocarcinomas. It has extensive homology can heterodimerize EGF EPIDERMAL GROWTH FACTOR), 3 receptor (RECEPTOR, 3) and the 4 receptor. Activation of erbB-2 receptor occurs during heterodimer formation with a ligand-bound erbB family members. EC 2.7.11.-.