Biological Development Throughout The Lifespan Flashcards
Name three changes in the areas of development
Biological development, cognitive development, and psychosocial development
Maturation
The term used to describe a genetically programmed biological plan of development that is relatively independent of experience
How many chromosomes are found in the nucleus of each cell in the human body?
46
How are chromosomes arranged?
In pairs.
22 of these pairs of chromosomes are called…
Autosomes
In normal females, the sex chromosome pair is…
XX
In normal males the sex chromosome pair is?
XY
Biological patents pass on one set of how many chromosomes and what?
23 chromosomes in each sperm cell or ovum
Which parent is the determining chromosomes for sex?
The father because he can pass either the X or a Y chromosome and each sperm cell
Zygote
The cell that is formed following conception after the sperm penetrates the ovum
Someone who inherence a dominant gene recessive gene pair is called a
Carrier
A carrier can pass what to their offspring?
Either a dominant gene or a recessive gene
Genotype
Term used to describe all of the traits carried in a person’s genetic material, including recessive traits
Phenotype
The characteristics that are actually expressed in a person
What is Polygenetic inheritance?
When multiple genes work together to produce a treat
What is the endocrine system responsible for?
Managing hormone levels in the bloodstream
What gland is known as the master gland?
The pituitary gland because it causes other glands to secrete hormones
What gland controls the pituitary gland?
The hypothalamus
Growth hormone comes from where and does what?
Growth hormone is secreted by the pituitary gland which stimulates physical growth and development
Androgens
Also known as sex hormones, and control the development of sex organs as well as secondary sex characteristics