164 results found

Search Results for: birth

Birth

Birth 1. The act or fact of coming into life, or of being born; generally applied to human beings; as, the birth of a... Read More

Demographic transition

The demographic transition model is a theoretical framework that explains the historical shift in population dynamics as a... Read More

Fetus

The science of Embryology and Fetal development has fascinated mankind since time immemorial. After the embryonic stage, the... Read More

Birth Control and Contraception

Birth Control Some religious beliefs see methods of contraception unethical while some political bodies chose birth control... Read More

Birth canal

Birth canal cavity of the uterus and vagina through which the foetus passes. Synonym: parturient... Read More

Birth of a Human Baby

Continued from the previous tutorials, Fertilization and Fetal Growth and Development.The baby soon outgrows the energy... Read More

Human

Human Definition A human is a bipedal hominin characterized by having a higher and vertical forehead compared with earlier... Read More

Gamete

Definition of Gamete What is a gamete? A gamete is the mature reproductive or sex cell that contains a haploid number of... Read More

Density dependent factor

Density-dependent factors are the limiting factors of an ecosystem that regulate population growth in a density-dependent... Read More

Native

native 1. One who, or that which, is born in a place or country referred to; a denizen by birth; an animal, a fruit, or... Read More

Positive feedback

Positive Feedback Definition Each mechanism of the body like temperature, blood pressure, and levels of specific nutrients... Read More

Biotic potential

When we look at the different forms of life, we often wonder how they have continued to exist one generation after another.... 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

Inbreeding

Inbreeding is a type of breeding or mating where closely related individuals with a common ancestor produce progenies with... Read More

Fecundity

Fecundity Definition The meaning of fecundity is the reproductive rate (fecundity rate) or the performance of an individual... Read More

Birth Rate

The ratio of live births in an area to the population of that area; expressed per 1000 population per year.The total births... Read More

Multiparous

Definition adjective Of, denoting to, or relating to multipara, i.e. a female that has given birth to more than one viable... Read More

Population Growth and Survivorship

By: Maria Victoria GonzagaPreviously, we learned about biodiversity and endemism. Now, let's look at the... Read More

Bears

Bears Definition Bears are mammals belonging to the family Ursidae. They typically have massive bodies, coarse heavy fur,... Read More

Placentalia

Definition noun (taxonomy) A subdivision of the class Mammalia characterized primarily by their fetus being carried in the... Read More

Environmental resistance

Environmental Resistance Definition Environmental resistance is such a process in which certain different elements or... Read More

Embryology

Embryology Definition Embryology is a branch of biology that deals with the topics concerning gamete formation... Read More

Lanugo

What is Lanugo? Lanugo is the delicate and downy hair that covers a fetus within the uterus (womb). It is very fine hair.... Read More

Placenta

Definition noun, plural: placentae or placentas (1) (zoology) The vascular organ formed during gestation of female mammals... Read More

Human development

Definition noun The study of the chronological processes or changes that occur from fertilization to the formation of the... Read More

Density dependent limiting factor

What Is A Density-Dependent Limiting Factor? Density-dependent limiting factors are limiting factors, which, depending on... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Primiparous

Definition adjective Of, denoting to, or relating to primapara; having given birth to offspring first time or at one... Read More

Primiparity

Definition noun A medical term used to refer to a condition or state in which a woman is bearing a child for the first time... Read More

Labour

Labour (Science: obstetrics) The act of giving Birth to a baby. There are four stages: The first stage lasts from the onset... Read More

Carrying capacity

Carrying Capacity Definition What is carrying capacity? In biology and environmental science, the carrying capacity of a... 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

Dizygotic twins

Definition noun Two offspring that develop from two zygotes but share a common uterine environment, and would be born at the... Read More

Metatherian mammal

Definition noun, plural: metatherian mammals Any from the group of mammals possessing choriovitelline type of placenta (as... Read More

Mutagen

Mutagen Definition What is a mutagen? A mutagen is a substance or agent that causes DNA impairment that results in the... 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

Growth and Development of a Human Baby

Continued from the initial human reproduction of the previous page in this tutorial.Upon arrival in the uterus, the... Read More

Nulliparity

Definition noun A medical term used to refer to a condition or state in which a woman has never given birth to a child, or... Read More

Deformation

Deformation a change from the normal size or shape. Also called deformity. A deformation can be present at birth... Read More

Predisposing factors

All organisms can be born with or develop a disease at any point in their lifetime. When someone is born with a disease, it... Read More