which get released from one tissue or another, are transported via the bloodstream or intracellular fluid, and end up at target cells in the same region or different tissues entirely. In our bodies, the various glands of the endocrine, and other systems, secrete hormones that carry messages to...
For early scholars, the first questions about sexual behavior were largely ones of localization: Where does the sexual impulse come from? The poet Virgil associated the copulatory activity of cattle with the presence of the gadfly and thought that the ga
Its functions are essential to our daily life. It is responsible for maintaining the body’s systems, including body temperature, body weight,sleep, mating, levels of aggression and even emotional regulation. Most of these functions are regulated by a chain of hormones thatinhibitor release between...
The female reproductive lifespan is regulated by the menstrual cycle. Defined as the interval between the menarche and menopause, it is approximately 35 years in length on average. Based on current average human life expectancy figures, and excluding fertility issues, this means that the female bod...
Sex hormones impact a number of aspects of immunity. As a result of the aging process, dramatic changes occur in the endocrine system, including the levels of sex hormones. Thus, it is possible that the hormonal environment may play a role in the effects of aging on normal aspects of the...
somatotropin release–inhibiting hormone somatostatin. somatotropin-releasing hormone (SRH) growth hormone–releasing hormone. steroid h's hormones that are biologically active steroids; they are secreted by the adrenal cortex, testis, ovary, and placenta and include the progestational agents, glucocorticoid...
In the period before the competitions, the release of anabolic and catabolic hormones has been reverted in a way that cortisol levels increased more than preparation period. Influence of selected exercise on serum immunoglobulin, testosterone and cortisol in semi-endurance elite runners Catabolic hormones...
These findings indicate that, while corticosterone stimulates the metamorphic actions of T 3 by acting directly in the peripheral tissues, the gonadal steroids, particularly testosterone, inhibit T 3 by acting at a more central site. Prolactin is known to antagonize the metamorphic actions of T 3 ...
that transport hormones directly from the hypothalamus to the pituitary gland. The pituitary gland is divided into two segments: anterior and posterior. The anterior pituitary is associated with the HPG axis, and GnRH stimulation of gonadotrophin cells results in the release of Luteinizing Hormone (...
Inflammation is a characteristic marker in numerous lung disorders. Several immune cells, such as macrophages, dendritic cells, eosinophils, as well as T and B lymphocytes, synthetize and release cytokines involved in the inflammatory process. Gender dif