Chap 17 Flashcards

0
Q

Egg cell

A

The reproductive cell from the female that joins with a sperm cell to make a new life

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1
Q

Fertilisation

A

The joining together of a male sperm cell and a female egg cell to form one cell

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2
Q

Sperm cell

A

The cell from the male that enters the egg cell during fertilisation

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3
Q

Uterus

A

A pear shaped organ inside a females body where the embryo is protected and nourished

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4
Q

Embryo

A

The developing organism from fertilisation to about the 8th week of it’s development

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5
Q

Fetus

A

The developing organism from the end of the 8th until birth

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6
Q

Placenta

A

A think rich tissue that lines the walls of the uterus during pregnancy and that nourishes the fetus

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7
Q

Umbilical cord

A

A tube that connects the mothers placenta to the fetus

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8
Q

Cervix

A

The entry to the uterus

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9
Q

Heredity

A

The passing of traits from parents to their children

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10
Q

Chromosomes

A

Threadlike structures found within the nucleus of a cell that carry the codes for inherited traits

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11
Q

Genes

A

The basic units of heredity

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12
Q

Genetic disorder

A

A disorder caused partly or completely by defect in gens

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13
Q

Environment

A

The sum total of a persons surroundings

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14
Q

Prenatal care

A

Steps taken to provide for the health of. Pregnant female and her baby

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15
Q

Birth defects

A

Abnormalities present at birth that cause physical or mental disabitly or death

16
Q

Developmental tasks

A

Events that need to happen in order for you to grow toward becoming a healthy mature adult

17
Q

Infancy

A

The first year of life

18
Q

Toddlers

A

Children between the ages of one and three who are learning to walk and talk

19
Q

Preschoolers

A

Children between the ages of three and five

20
Q

Puberty

A

The time when you start developing physical characteristics of adults of your gender

21
Q

Chronological

A

Age measured in years

22
Q

Biological

A

Age determined by how well various body parts are working

23
Q

Social

A

Age measured by your lifestyle and the connections you have with others