COPULATION IN THE ACŒLOUS TURBELLARIAN POLYCHŒRUS CARMELENSIS
نویسندگان
چکیده
منابع مشابه
Turbellarian black spot disease in bluespine unicornfish Naso unicornis in New Caledonia, caused by the parasitic turbellarian Piscinquilinus sp.
Turbellarian black spot disease is described in a bluespine unicornfish Naso unicornis (Perciformes, Acanthuridae) collected from the wild off Nouméa, New Caledonia, South Pacific. Each cyst contained a whitish worm, 2 to 4 mm in length, which was able to swim freely in seawater. Cyst walls consisted of fibrous tissue with a scattering of melanocytes. Worms had 2 eyespots at the anterior end, a...
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چکیده ندارد.
15 صفحه اولHaemolysis following copulation in male rats.
In the course of a study on the effects of mating on plasma lh concentrations in the rat, a serendipitous finding was that plasma samples collected from male rats shortly after copulation often showed obvious evidence of haemolysis. These observations prompted a more detailed investigation. Adult Wistar rats were maintained under reversed lighting (lights on from 21.00 to 11.00 hours). Mating t...
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چکیده یکی از مهمترین دغدغه های بزرگ جوامع بشری، از دیر باز تا کنون که ذهن پژوهشگران و متخصصان بهداشت روانی و اجتماعی و دولتها رابه خود مشغول داشته، مسأله ی بزهکاری می باشد. شناخت کامل پدیده ی بزهکاری و بزهکار، علل وعوامل سقوط یک انسان، چگونگی درمان وی و درنهایت پیشگیری ازبزهکاری ودریک کلام سالم سازی یک جامعه، رسالت عظیم، انسانی ومقدسی می باشد که با بررسی شخصیت مجرم یعنی[ انسانی که تحت شرای...
15 صفحه اولChanges in some blood indices during copulation in the boar.
Klumbies & Kleinsorge (1950) and Fox & Fox (1969) recorded blood pressure, heart rate and respiratory changes during ejaculation elicited by masturbation and natural coitus. Jakubowski (1966) reported that a rise in the heart rate occurred and Wierzcho\l=s'\(1970) observed a rise in blood pressure, heart rate and respiratory rate during copulation in the boar. According to W\l=o'\jcik(1969), th...
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ژورنال
عنوان ژورنال: The Biological Bulletin
سال: 1938
ISSN: 0006-3185,1939-8697
DOI: 10.2307/1537675