| 词汇 | carotid-sinus |
| 释义 | carotid sinus noun[ C ] anatomy specializeduk /kəˌrɒt.ɪd ˈsaɪ.nəs/ us /kəˌrɑː.t̬ɪd ˈsaɪ.nəs/(alsocarotid bulb) a small group of nerve endings in each carotid artery(= tube in the neck that takes blood to the brain) at the point where it divides that helps to control blood pressure: This stimulates the respiratory centres in the carotid sinus. Carotid sinus hypersensitivity is infrequently seen in asymptomatic healthy elderly people. The artery was normal beyond the carotid bulb. Patients with carotid sinus syncope initiate symptoms by turning the head to one side. Postural blood pressure and carotid sinus massage should be carried out as initial tests. The circulatory system & blood ABO accessory pathway adventitia adventitial ANA auricle bicuspid valve gamma globulin glomus granulocyte haematogenous haemic haemodialysis phagocyte precava pulmonary artery pulmonary vein pulmonic Purkinje fibre tricuspid valve |
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