Biology
- Sperm
Term: spermLiterally meaning: ?seed?Origin: Anc Greek??????/sperma(=seed) > ??????/spearo (=disperse)Coined/History Spermatozoa were first observed in 1677 by Antonie van Leeuwenhoek with a microscope. Leeuwenhoek named them animalcules(litle...
- Spermatogenesis
Term: spermatogenesisLiterally meaning: ?process of producing sperm?Origin: Anc Greek??????(=seed) > ??????/spearo (=disperse)+ ?????/geno (= ?give birth to?, ?producer of?)Coined/History(?)DefinitionSpermatogenesis is...
- Oligospermia
Term: oligospermiaoligo+spermia= a few sperm Origin: Anc Greek??????/oligos(=a few)+??????/sperma(=sperm) DefinitionA major cause of male infertility characterized by reduced level of sperm....
- Sex Determination In Animals
Sex chromosomes and AutosomesMost of the diploid organisms are with separate sexes. The organisms producing sperms are called males and those producing eggs (ova) are called females. Chromosome is the major factor to determine the sex of an organism. The...
- Infertility And Assisted Reproductive Technologies (art)
INFERTILITY & ASSISTED REPRODUCTIVE TECHNOLOGIES (ART) Infertility is the inability of male or female to produce children. The reasons for this may be physical, congenital, diseases, drugs, immunological or even psychological. Assisted...
Biology
azoospermia
Term: azoospermia
A+zoo+ spermia = not live sperm
Origin: Anc Greek
? (=(privative)
+???/zoe(=life)
+ ??????/sperma(=sperm, seed)
Definition
A major cause of male infertility characterized by no measurable amount of live sperm in semen. The complete lack of semen is called aspermia and the reduced level of sperm is called oligospermia.
- Sperm
Term: spermLiterally meaning: ?seed?Origin: Anc Greek??????/sperma(=seed) > ??????/spearo (=disperse)Coined/History Spermatozoa were first observed in 1677 by Antonie van Leeuwenhoek with a microscope. Leeuwenhoek named them animalcules(litle...
- Spermatogenesis
Term: spermatogenesisLiterally meaning: ?process of producing sperm?Origin: Anc Greek??????(=seed) > ??????/spearo (=disperse)+ ?????/geno (= ?give birth to?, ?producer of?)Coined/History(?)DefinitionSpermatogenesis is...
- Oligospermia
Term: oligospermiaoligo+spermia= a few sperm Origin: Anc Greek??????/oligos(=a few)+??????/sperma(=sperm) DefinitionA major cause of male infertility characterized by reduced level of sperm....
- Sex Determination In Animals
Sex chromosomes and AutosomesMost of the diploid organisms are with separate sexes. The organisms producing sperms are called males and those producing eggs (ova) are called females. Chromosome is the major factor to determine the sex of an organism. The...
- Infertility And Assisted Reproductive Technologies (art)
INFERTILITY & ASSISTED REPRODUCTIVE TECHNOLOGIES (ART) Infertility is the inability of male or female to produce children. The reasons for this may be physical, congenital, diseases, drugs, immunological or even psychological. Assisted...