The first heart sound in normal and pathological conditions.

The Heart Sounds in Normal and Pathological Conditions

efl students gender and socioeconomic status: the use of politeness strategies in the first and second languages

within the components of communicative competence, a special emphasis is put on the “rules of politeness,” specifically the politeness strategies (brown and levinson, 1978) that speakers deploy when performing the request speech act. this is because the degree of imposition that making a request places upon one’s interlocutor(s) has been seen to be influenced by several factors among which, as ...

The Pathological Heart Conditions in Hookworm Disease and Their Causes

The clinical picture of the heart affection in a severe hookworm infection resembles certain valvular diseases in so many features that one has to describe it in some detail to recognize the characteristic points necessary for the differential diagnosis. Palpation of the heart region reveals displacement of the apex beat outwards and downwards, usually in the sixth inter-costal space outside th...

Second heart sound in normal subjects.

Splitting of the second heart sound in the pulmonary area into two components was first recognized by Potain (1866). In expiration, the two components fuse, while in inspiration delay of pulmonary valve closure (P2) occurs almost invariably in healthy subjects, enabling identification of aortic valve closure (A2) and P2, and hence comparison of the duration of right and left ventricular systole...

The human renal lymphatics under normal and pathological conditions

AIMS The renal lymphatics have not been fully documented in humans. The aim of this study was to clarify the morphology of the human renal lymphatic system under normal and pathological conditions by immunohistochemistry using anti-D2-40 antibody. METHODS AND RESULTS Normal and pathological renal tissues obtained at autopsy as well as nephrectomy specimens with renal cell carcinoma (RCC) were...