What Is The Chemical Makeup Semen
Limerick of Human being Semen
Composition of H uman Semen
Semen is the grayish white actual fluid which is emitted from the urethra during ejaculation. Semen contains sperms which can fertilize the female ova to produce new life. The average volume of semen in an ejaculation is nigh 2-five ml. An ejaculation can comprise forty-600 meg sperms depending on the volume of the ejaculation and the length of fourth dimension for which the ejaculation lasts.
Semen is typically produced by the secretions from the male reproductive organs. During ejaculation, the sperms pass through ejaculatory ducts and mix with the fluids from reproductive organs such equally testes, seminal vesicles, prostate gland, and the bulbourethral glands to form the semen.
The Contributions of the Different Reproductive Organs
The contributions of the different reproductive organs and their respective inputs towards forming the human semen are listed beneath:
- Testes: The secretions from the testes accounts for 2-5% of the semen. The testes produce almost 200-500 1000000 spermatozoa or sperms during an ejaculation.
- Seminal Vesicles: The seminal vesicles produce a viscous fluid which is xanthous in colour and is rich in fructose. The seminal fluids contribute about 65-75% of the semen composition. Seminal fluid too contains citrate, amino acids, enzymes, and flavin. Seminal fluid provides the sugar required by the sperms for energy. Seminal fluids as well contain prostaglandins which are important for suppressing the female person allowed organisation confronting the semen and thereby help in facilitating fertilization. Seminal fluids also contain vitamin C, proteins, and phosphorylcholine.
- Prostate Glands: The secretions from the prostate gland contribute 25-30% of the semen. The prostatic secretions comprise citric acid, prostate-specific antigen, acid phosphatase, zinc, and proteolytic enzymes. The zinc content in the prostatic secretions are vital for stabilizing chromatin which contains the Deoxyribonucleic acid in the sperms. Deficiency of zinc can lead to lower fertility as it tin return the sperms frail.
- Bulbourethral Glands: The bulbourethral gland secretions account for less than 1% of the semen content. These secretions provide the mucus which is important for the mobility of the sperm in the cervix and the vagina so that the sperms can swim. The mucus as well provides a jelly like consistency to the semen.
The basic constituents of Semen
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Protein: Semen basically comprises of albumin poly peptide structures and costless amino acids. Around l% by weight of semen content is composed of proteins. - Fructose: The seminal fluid comprises most 2-5 mg of fructose and the corporeality of fructose is higher in men who are more than fertile. Lower fructose levels in semen can lead to infertility.
- Catecholamines: The semen contains 3 main catecholamines, namely, adrenaline, noradrenaline, and dopamine. The levels of these 3 catecholamines decide vital semen parameters such equally sperm count, sperm mobility, and overall fertility.
Other Physiological Characteristics of Semen
- Physical Appearance of Semen: Semen is grayish white in color and has an opalescent appearance. When left open in the air, semen tends to coagulate at first and then liquefies.
- Smell: Semen often smells like chlorine and at times can take a fishy aroma.
- pH of Semen: The pH levels of semen can range between 7.ii to 7.8. A pH level lower than 7.2 might indicate a lower sperm count. A college pH value often indicates a urinary tract infection.
- Volume: The normal semen volume per ejaculation is effectually 2-three ml.
References:
- "A Review of the Physical and Chemic Backdrop of Human Semen and the Formulation of a Semen Simulant," by Derek H. Owen, et al. Published in January 2013, Book 26, Outcome four of the Periodical of Andrology, accessed on 27 April 2015. Retrieved from: http://dx.doi.org/10.2164/jandrol.04104
Source: https://www.drelist.com/blog/composition-of-human-semen/
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