Delayed effects of head irradiation may arise from death of irradiated cells, persistent damage to cells that survive the radiation exposure, or depletion of progenitors thus impairing cell replacement.
(b) Type II: the medial head of the gastrocnemius arises from an abnormal position, displacing the popliteal artery medially.
Extranodal lymphomas affecting the head and neck arise infrequently within the bones of the jaws.
She asks us to close our eyes once more, repeating a meaningless silently mantra in our heads to help us push all other thoughts out of our heads as they arise, and begins to pound her drum, slipping in and out of rhythms she says she does not plan or understand.
The lateral head rotation arises primarily from activity of the spinal portion of the accessory (XI cranial) nerve and the cervical spinal cord (for example, sternocleidomastoid, trapezius and anterior vertebral muscles).
The most familiar form of term is that found in many Renaissance gardens, in which a detailed portrait head arises out of a simple, sculptured pillar.
Bristol, despite their titbits of possession, managed to pilfer 20 points straight after the break to turn the match on its head, 14 of them arising from chaotic deployment of Quins' rearguard defence.
Occasionally multiple heads arise from the one stem.
Sixty-five per cent of these tumours arise in the head of the pancreas, 15% originate in the body and tail, and 20% diffusely involve the gland.
Cancers of the head and neck arising from the mucosa lining the oral cavity, oropharynx, hypopharynx, larynx, sinonasal tract and nasopharynx (Marur et al, 2010) represent a considerable burden worldwide, being the fifth most common cancer in 2008 (IARC, 2010).
