Comparative analysis of the male reproductive system
in Bothriuridae scorpions: structures associated with the paraxial organs and the presence of sperm packages (Chelicerata, Scorpiones).
Hence, the present study was conducted to investigate the therapeutic effect of resveratrol on morphine-induced disturbances in male reproductive system
. We evaluated sperm parameters (motility, count, viability and morphology), testicular histology, testosterone serum and nitric oxide level of treated mice.
These 23 end points were classified into five categories for the male reproductive system
, whether developmental or not: a) malformations, b) testicular tumors, c) sperm effects, d) histological effects, and e) relative weight change in male reproductive organs (Table 1; see also Excel File S2).
Male reproductive system
of (A) Neoponera inversa and (B) Neoponera villosa, showing the testes (t) united by peritoneal sheath.
One vital part of the male reproductive system
is linked with the word "courage." Thus, when a man is brave and would stand by his convictions despite the consequences, he is said to have "balls" which is also called nuts or family jewels.
Good understanding of the reproductive biology particularly that of the male reproductive system
is very vital.
Food and Drug Administration released data in 2002 warning that elevated exposure to DEHP could cause a variety of health concerns, the most egregious of which are "effects on the development of the male reproductive system
and production of normal sperm in young animals." In 2008, the director of the Center for Reproductive Epidemiology at the University of Rochester in NewYork, Shanna H.
Monitoring testicular volume and histology can provide an important means to examine the effects of aging on the male reproductive system
. It has been suggested that these changes may, in turn, lead to decreased efficacy of spermatogenesis.
10 sec.) is a straightforward video that focuses on the basic facts young men need to know about the male reproductive system
, personal hygiene, the harmful effects of alcohol and tobacco, the emotional and biological changes of puberty, and the value of healthy life habits such as eating well and exercising regularly.
The male reproductive system
of Phrynops geoffroanus consists of a pair of testes, from which narrow efferent ductules emerge to form the epididymis, which uncoil in the caudal portion and continue on to the deferent duct, all of which are involved by the urogenital mesentery.
(18) And even after researchers started looking for new male contraceptives, not much work was done in this area; (19) instead, scientists studying the male reproductive system
were, and still are, mainly focused on male infertility, rather than controlling male fertility.
Internal anatomy and ultrastructure of the male reproductive system
of the spider crab Maja brachydactyla (Decapoda: Brachyura).