scholarly journals Studies of Sociosexual Interactions in Rats in an Externally Valid Procedure: Are They Relevant for Understanding Human Sexual Behavior?

2016 ◽  
Vol 9 (2) ◽  
pp. 76-95 ◽  
Author(s):  
Xi Chu ◽  
Anders Ågmo

When a prolonged observation of groups of rats in a seminatural environment is used as testing procedure, different behavioral patterns are shown compared with what observed in a pair housed in a small cage. Males and females copulate simultaneously, they show a promiscuously and random copulatory pattern. Females remain completely receptive from the first lordosis displayed in the period of behavioral estrus until the last. There is no reduction in paracopulatory behaviors and no increase in rejections towards the end of estrus. Female paracopulatory behavior and receptivity change in a most abrupt way at both initiation and termination of behavioral estrus. It appears that, in the seminatural environment, males copulate in bouts, and males do not pursue the females unless they are fully receptive. Non-sexual, social behavior including affiliative and nonaffiliative interaction among rats is rather unrelated to sexual activities in both sex.

1977 ◽  
Vol 22 (2) ◽  
pp. 135-135
Author(s):  
JOSEPH LOPICCOLO

2020 ◽  
Vol 8 (1) ◽  
pp. 75
Author(s):  
Ardhian Indra Darmawan ◽  
Shanti Wardhaningsih

Setiap manusia yang ada di dunia memiliki keyakinan yang dianut. Spiritual  adalah dasar dari kehidupan manusia dalam aktivitas kehidupan di dunia. Salah satu peristiwa yang terjadi dalam kehidupan adalah hubungan sosial antar manusia.  Perkembangan manusia dimulai dari bayi, balita, anak-anak, remaja, dewasa sampai lanjut usia. Masa remaja adalah fase transisi yang berada diantara fase anak - anakmenuju fase dewasa. Setiap fase perkembangan manusia dipengaruhi oleh beberapa faktor, salah satunya adalah faktor lingkungankeluarga dan spiritual. Abad 21 memberikan potensi adanya pergeseran nilai emosional dan sosial remaja ke arah negatif, seperti pergaulan bebas yang dilakukan oleh remaja. Data diambil  melalui PubMed, ProQuest, dan Google Cendekia menggunakan kata kunci: spiritual, sikap spiritual orang tua, perilaku sosial dan seksual remaja. Hasil dari delapan artikel yang diperoleh, diidentifikasi sebanyak empat tema, yaitu Spiritual dalam hubungan sosial, spiritual dalam perilaku dan kesehatan mental remaja, perilaku seksual berdasarkan budaya dan yang terkahir yaitu kontrol spiritual dalam perilaku dan pendidikan seksual. Hakekat dari nilai yang sosial yang terkandung dalam spiritual mampu memberikan dampak bagi kehidupan sosial remaja. Peran tingkat pengetahuan dan aplikasi nilai spiritual oleh orang tua dan lingkungan remaja tinggal mampu memberikan dampak bagi perilaku sosial remaja.  Perilaku sosial remaja yang didalamnya terdapat perilaku untuk memenuhi kebutuhan biologisnya yaitu perilaku seksual.  Remaja yang pengalaman hidupnya belum banyak, maka berisiko salah dalam mengambil keputusan untuk memenuhi kebutuhan dalam kehidupannya termasuk hubungan sosialnya. Meningkatnya pemahaman nilai spiritual akan mampu mengontrol perilaku yang dilakukan oleh remaja untuk memenuhi kebutuhan sosialnya. Kata kunci: peran spiritual, perilaku sosial dan seksual, remaja SPIRITUAL ROLE DEALING WITH SOCIAL AND SEXUAL BEHAVIOR OF YOUTH ABSTRACTEvery human being in the world have adopted beliefs. Spirituality is the foundation of human life in the world's life activity. One of the events that happen in life is the social relationships between people. Human development begins from infants, toddlers, children, teenagers, adults to elderly. Adolescence is a transitional phase that is between phases of a child - the child towards the adult phase. Each phase of human development is influenced by several factors, one of which is a spiritual family and environmental factors. The 21st century provides the potential for a shift in adolescent emotional and social values in the negative direction, such as promiscuity conducted by adolescents. Data retrieved via PubMed, ProQuest, and Google Scholar using keywords: spiritual, spiritual attitudes of parents, social behavior and sexual. Results from the eight articles obtained, four themes were identified, namely spiritual in social relationships, spiritual behavior and mental health of adolescents, sexual behavior based on culture and finally spiritual control in sexual behavior and education. The nature of the social values contained in the spiritual can provide an impact on the social life of adolescents. The role of the level of knowledge and application of spiritual values by parents and the environment of adolescents living is able to have an impact on adolescent social behavior. Adolescent social behavior in which there is behavior to meet biological needs, namely sexual behavior. Teenagers, whose life experiences are not many, then risk making the wrong decision to meet the needs in their lives, including social relationships. Increased understanding of spiritual values will be able to control the behavior carried out by adolescents to meet their social needs. Keywords: spiritual behavior, adolescents, adolescent sexual behavior 


10.28945/1139 ◽  
2006 ◽  
Vol 1 ◽  
pp. 04
Author(s):  
Grandon Gill ◽  
Marilyn Myerson ◽  
Johnny El-Rady

2020 ◽  
Vol 20 (2) ◽  
Author(s):  
Daniela da Silva Castiglioni ◽  
Marcio Limberger ◽  
Vanessa da Silva Castro ◽  
Francieli Ubessi

Abstract The study of population and reproductive traits provides information about the ecological structure of natural populations. This study aimed to characterize dynamics and reproductive traits of Hyalella palmeirensis from a natural pond from southern Brazil. The amphipods were sampled monthly (August 2012 to July 2013) by a person with the aid of a hand net for 20 minutes. Ovigerous females and pre-copulatory pairs were individualized in the field. A total of 12,325 individuals were sampled, being 1,421 males, 6,983 females (including 215 ovigerous females) and 3,921 juveniles. Paired and unpaired males were significantly greater in size than females. There was a positive correlation between body size (CL) of paired males and females. Males and females showed bimodal distribution. Total sex ratio favored females, and these were more frequent in almost all months. Ovigerous females and precopulatory pairs were found throughout the year, but with high frequency in winter and autumn, respectively, characterizing a seasonal reproduction. Juveniles were sampled throughout the year, with greater intensity in the spring. The mean fecundity was 19.6 ± 4.34 eggs. No reduction in the number of eggs was observed during embryonic development. The results observed in H. palmeirensis demonstrate that this species has a population and reproductive dynamics very similar to other species of Hyalella already analyzed in southern Brazil. Moreover, it can be seen that although the H. palmeirensis occurs in an environment with anthropic influence (soy cultivation,) the population is managing to remain in the area, with reproduction and recruitment in most months of year.


2021 ◽  
Author(s):  
Taylor Lynne Rystrom ◽  
Romy C. Prawitt ◽  
S. Helene Richter ◽  
Norbert Sachser ◽  
Sylvia Kaiser

Social interactions among group members often lead to the formation of stable dominance hierarchies. Glucocorticoids (i.e. cortisol) have been proposed as an endocrine mechanism underlying social behavior, and previous studies have linked baseline as well as challenge glucocorticoid concentrations to dominance rank. Since the importance of rank on fitness differs between males and females, selection pressures acting on the underlying endocrine mechanisms may differ between the sexes. In male guinea pigs, for example, it is known that cortisol responsiveness mediates social behavior and that dominance rank and cortisol responsiveness are stable within individuals over time. It is unclear whether this is also the case for female guinea pigs. Thus the aim of this study was to investigate whether cortisol concentrations are repeatable in female guinea pigs and whether female rank is correlated to baseline cortisol concentrations or cortisol responsiveness. We show that cortisol responsiveness and dominance rank were significantly repeatable but not correlated in female guinea pigs. Furthermore, baseline cortisol was not repeatable and also did not correlate to dominance rank. Our results demonstrate that baseline cortisol and cortisol responsiveness represent different biological processes; cortisol responsiveness reflects a stable trait while baseline cortisol likely fluctuates with current state. Furthermore, cortisol responsiveness as a mediator of aggressive behavior and dominance acquisition might not be important for maintaining dominance hierarchies in stable groups of females displaying minimal aggression. Overall, this study reveals the remarkable stability of cortisol responsiveness and dominance rank in an adult female rodent and lays the groundwork for future investigations into the causes and consequences of this individual variation.


1994 ◽  
Vol 42 (4) ◽  
pp. 1159-1182 ◽  
Author(s):  
Wayne A. Myers

Case material is presented from two patients suffering from addictive sexual behavior. The term addiction is used because of the intense, driven quality of the behavior and because of its mood-elevating effects. Psychodynamically, the patients’ sexual acts helped to undo feelings of rejection at the hands of their mothers and to enhance feelings of lovability and of self-esteem. The behavior also helped to neutralize powerful feelings of rage toward the mother. In one patient, the acts also helped to ease inner turmoil related to an underlying attention deficit disorder. I speculate that some adults with addictive sexual behavior may have underlying attention deficit disorders. In both my patients, the sexual behaviors served the self-regulatory function of alleviating inner feelings of anhedonia and depression. When they decreased their sexual activities during the course of the treatment, they required adjunctive antidepressant medication. The underlying meaning of the medication and countertransference attitudes toward such patients are explored.


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