A substance that interferes with normal fetal development and causes congenital disabilities

Male sex cell

Female sex cell

Sex cells

Glands that produce the egg cells and hormones

The division of cells in the early embryo

Female sex hormone

Release of the ovum from the ovary

The fertilized egg

A solid ball of cells resulting from division of a fertilized ovum, and from which a blastula is formed.

A fluid-filled sphere formed about 5 days after fertilization of an ovum that is made up of an outer ring of cells and inner cell mass.

Process in which the blastocyst attaches to the wall of the uterus

Fusing of a male sex cell with a female sex cell.

Tubes which carry eggs from the ovaries to the uterus and which provides the place where fertilization occurs

A neural structure lying below the thalamus; it directs several maintenance activities.

The 2-week period of prenatal development that begins at conception

An organism in the earliest stage of development

The period of prenatal development that lasts from the third week until about the eighth week

The third stage of prenatal development measured from the end of week 8 until birth.

A developing mammal inside the mother's womb before it is born; succeeding the embryonic stage

The opening to the uterus

A muscular, elastic passageway that extends from the uterus to the outside of the body

A tube-shaped organ that extends from the trunk of the body just above the testes

Ejection of sperm and fluid from the male urethra

A hollow muscular organ in the pelvic cavity of the female, in which the embryo is nourished and develops before birth

A structure that allows an embryo to be nourished with the mother's blood supply

Threadlike structures contain genetic information passes through cells

The tissues that will become the brain and spine

Inner lining of the uterus

Babies born alive before 37 weeks of pregnancy are completed

A complex thought process where ideas are the focus rather than tangible objects

A simple thought process that centres on objects and the physical environment

A series of orderly, predictable changes that occur from fertilisation until death. Development can be physical, social, emotional or intellectual.

A significant skill or event occurring in a person's life (e.g. learning to walk, getting a job, having children).

Relates to experiencing the full range of emotions, and increasing complexity relating to the expression of emotions, the development of a self-concept and resilience

A cartilage section at each of the long bones that allows the bone to lengthen, resulting in growth

The manipulation and coordination of small muscle groups such as those in the hands

The difference in attitudes and opinions experienced by people of different generations

The manipulation and coordination of large muscle groups such as those in the arms and legs

The increase in complexity of processes in the brain such as thought, knowledge and memory

Having an over-inflated sense of self-importance

Changes to the body and systems. These can be changes in size, i.e. growth, complexity (e.g. nervous system) and motor skills (e.g. learning to walk)

Body parts that are directly involved in reproduction and form what are commonly referred to as 'genitals' and organs of reproduction.

Traits arising from changes in both males and females at puberty. They are neither directly related to reproduction nor present at birth.

Biological changes during adolescence that lead to an adult-sized body and sexual maturity

The ability to effectively deal with adverse or negative events that occur throughout later life.

The increasing complexity of behaviour patterns used in relationships with other people.

Physical, psychological or sexual ill treatment of a person

A style of parenting that employs strict rules, and punishment if rules are broken

A style of parenting that uses positive reinforcement of good behaviours and flexibility in interpretation of rules

The feeling whereby a person feels they have a place and a role in society

The passing or sharing of information between people

Relates to the quality, number and frequency of interactions with others in a social setting

The use of verbal abuse, threats, rejection, put downs and other behaviour in order to have control over another person

The ability to understand and share the feelings of another

The state of being equal, whereby all people involved in a relationship are valued and able to contribute to and take from the relationship. They have the same expectations of the relationship.

The quality of being ________ — choosing not to lie, deceive or cheat

An interpersonal relationship that involves physical and/or emotional closeness

The quality of being faithful to others. It also means that people stick by each other and provide support and consistency even through challenging times.

The use of gestures, body language, mannerisms and facial expressions to express yourself

A style of parenting that is low in discipline and whereby parents see themselves more as friends than parents

Any physical act that hurts or scares an individual

A connection between two or more people or groups of people

The consideration of others' feelings, opinions, rights and needs

A state of being free of danger and injury

The use of dedicated websites and applications to interact with other users, or to find people with similar interests

The feeling of having confidence in another person and feeling emotionally and physically safe around them.

A style of parenting in which the parents minimize both the time they spend with their children and their emotional involvement with them and provide for their children's basic needs, but little else.

The use of sounds and words to express yourself