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explain the physiology of lactationlactogenesis is the onset of copious milk secretion around parturition triggered by a fall in plasma progesterone
explain the menopausethe cessation of menstruation is menopause natural menopause typically occurs between 45 and 55 years of age it is caused by
explain the menstrual phase - menstrual cycleif the ovum is not fertilized a high level of progesterone in the blood inhibits the activity of
explain the functions of adrenomedullary hormonesthe functions of the adrenal medulla hormones - adrenaline and noradrenaline - are to prepare the
explain the adrenal medullathe adrenal medulla secretes epinephrine or adrenaline and norepinephrine or noradrenaline the secretory cells of the
explain the hypersecretion of adrenocortical hormones in adult this condition is known as cushings syndrome it is characterized by virilism hair
hypersecretion of adrenocortical hormones during childhoodchildren suffering from hypersecretion of adrenocortical activity are described as infant
a simple equal-arm levermake a wooden base 15 cm square and 2 cm thick in the centre of the base fasten one more block of wood 4 cm square and 3 cm
define hyposecretion of adrenocortical hormoneshyposecretion of hormones from the adrenal cortex results in the development of the condition known as
define the adrenal sex hormone secretion regulatedthe secretion of adrenal androgens by the adrenal cortex is controlled by acth in the discussion
functions of adrenal sex hormonesadrenal androgens have only weak effects in humans their fictions are1 it is possible that part of early development
define the regulation of glucocorticoid secretionglucocorticoid secretion is mainly controlled by acth or adrenocorticotropic hormone from the
explain the functions of glucocorticoidscortisol cortisone and hydrocortisone are the names given to the glucocorticoids what is their function in
explain the secretion of aldosteronea minimal amount of acth is also needed for the secretion of aldosteronethe secretion of aldosterone is thus
define the regulation of aldosterone secretionincreased potassium ion concentration and decreased sodium ion concentration increases the aldosterone
blowing soap bubblessoap films and bubbles serve very well for observations on surface tension you can make a good soap bubble solution by placing
explain the functions of mineralocorticoidsaldosterone is the name given to the main physiological mineralocorticoid as you go through the functions
driving a boat by surface tensionsecure some gum camphor at the drug shop cut two or three boats from stiff paper every about 25 cm in length cut a
explain glucagonglucagon is secreted by a-cells of islets of langerhans it is a hormone containing 29 amino acids its effects are opposite to that of
an experiment with a loop of threadrinse a dinner plate methodically and then fill it with water make a loop with thread open it a little and float
the effect of petrol on surface tensionbeing sure that the plate is has to be clean it is wise to rinse the plate in cold water for a time before
explain the hyperinsulinism - insulintoo much secretion of insulin or over treatment of a diabetic person with insulin may cause hyperinsulinism in
define hyposecretion of insulinyou may already be aware that an insufficiency of insulin in the body leads to the development of diabetes mellitus it
explain how insulin secretion regulatedit is interesting to note that blood sugar level itself controls insulin secretion how when blood sugar level