Chapter Two: Biological foundations - Key Terms Flashcards
Adolescent growth spurt
The rapid increase in height that takes place at the beginning of puberty
Adrenocorticotropic hormone (ACTH)
The hormone that causes the adrenal glands to increase androgen production.
Age-graded
Organized by age, for example in schools.
Androgens
The sex hormones that have especially high levels in males from puberty onwards and are mostly responsible for male primary and secondary sex characteristics.
Areola
Area surrounding the nipple on the breast; enlarges at puberty.
Asynchronicity
Uneven growth of different parts of the body during puberty.
Body mass index (BMI)
A ratio of height to weight; BMI threshold for obesity are determined by medical authorities and vary depending on age group.
Breast buds
The first slight enlargement of the breast and girls at Puberty
Cardiac output
A measure of the quantity of blood pumped by the heart
Clitoris
Part of the vulva in which females’ sexual sensations are concentrated.
Endocrine system
A network of glands in the body. Through hormones, the glance coordinate their functioning and affect the development and functioning of the body.
Estradiol
The oestrogen most important in pubertal development among girls
Estrogens
The sex hormones that have especially high levels and females from puberty arm and are mostly responsible for female primary and secondary sex characteristics.
Evocative genotype - environment effects
Occur when a person’s inherited characteristics invoke responses from others in their environment
Extremities
The feet, hands, and head.
Feedback loop
System of hormones involving the hypothalamus, the pituitary gland, and the glands, which monitors and adjusts the levels of the sex hormones.
Follicle-stimulating hormone (FSU)
Along with LH, stimulates the development of gametes and sex hormones in the ovaries and testicles
Gametes
Cells, distinctive to each sex, that are involved in reproduction (egg cells in the ovaries of the female and sperm in the testes of the male).
Gonadotropin-releasing hormone (GnRH)
Hormone released by the hypothalamus that causes gonadotropins to be released by the pituitary.
Gonadotropins
Hormones (FSH and LH) that stimulate the development of gametes.