Search Results for: fetus
Erythroblastosis fetalis
Definition noun A medical condition in the fetus or newborn in which many erythroblasts are released in fetal blood from the... Read More
Placentalia
Definition noun (taxonomy) A subdivision of the class Mammalia characterized primarily by their fetus being carried in the... Read More
Fetal membrane
Definition noun, plural: fetal membranes A membrane surrounding the embryo or fetus and is involved in nutrition,... Read More
Teratogenesis
Definition noun The development of structural or functional malformations in an embryo or a fetus Supplement Abnormalities... Read More
Amniotic fluid
Definition noun The protective fluid surrounding the developing fetus within the amniotic sac of a pregnant... Read More
Sexual reproduction
Sexual reproduction is a mode of reproduction involving the fusion of haploid female gamete (egg cell) and haploid male... Read More
Imprinting
What does imprinting mean? Have you watched the TV cartoon show “Tom and Jerry” with an episode of a duck and its... Read More
Amniotic sac
Definition noun, plural: amniotic sacs Fluid-filled sac where the embryo or fetus is suspended in the uterus or in the of... Read More
Internal os
Definition noun The part of the cervical canal, forming an internal narrowing of the uterine cavity Supplement The cervix... Read More
Naturally acquired passive immunity
Definition noun A passive immunity that is acquired by the fetus or newborn through its mother, and typically lasts the... Read More
Positive feedback
Positive Feedback Definition Each mechanism of the body like temperature, blood pressure, and levels of specific nutrients... Read More
Vellus hair
Definition noun Very fine, non-pigmented hair that covers most of the body of human and other mammals Supplement The vellus... Read More
Oligohydramnios
Definition noun A condition characterized by a deficiency of amniotic fluid Supplement The amniotic fluid is the fluid that... Read More
Hermaphrodite
We all know that typically living organisms are divided into two main categories of sex-based on their biological structure.... Read More
Human Reproduction
Terminology and Concepts Primary reproductive organs are called gonads - testes in the male and ovaries in the female.... Read More
Chromosome
Chromosomes Definition Chromosomes are the thread-like structure present in the nucleus of plant and animal cells.... Read More
Natural passive immunity
Definition noun A passive immunity acquired by the fetus or newborn from the mother via the placental transfer of antibodies... Read More
Primary oocyte
Definition noun, plural: primary oocytes The oocyte that arises from the oogonium via the process of oocytogenesis, and... Read More
Developmental Biology
Developmental biology is a biological science that is primarily concerned with how a living thing grows and attains... Read More
Sex determination
Definition noun (1) (embryology) The developmental process in which the sex of a bipotential embryo is fixed or determined... Read More
External os
Definition noun A small, somewhat circular aperture on the extremity of the extocervix Supplement At the lower part of the... Read More
Eutherian mammal
Definition noun, plural: eutherian mammals Any from the group of mammals possessing chorioallantoic placenta (as opposed... Read More
Feedback mechanism
Feedback Mechanism Definition What is a feedback mechanism? A feedback mechanism is a physiological regulation system in a... Read More