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Questions and Answers
What is the primary function of mineralocorticoids?
What is the primary function of mineralocorticoids?
- Controlling electrolyte balance (sodium and potassium) (correct)
- Regulating blood glucose concentration
- Influencing the response to stress
- Increasing protein and fat metabolism
Which hormones are considered mineralocorticoids?
Which hormones are considered mineralocorticoids?
- Cortisol and adrenaline
- Cortisol and androgens
- Aldosterone and cortisol (correct)
- Aldosterone and androgens
From which part of the adrenal glands are mineralocorticoids primarily secreted?
From which part of the adrenal glands are mineralocorticoids primarily secreted?
- Neural crest cells
- Adrenal medulla
- Suprarenal arteries
- Adrenal cortex (correct)
What is the main physiological action of glucocorticoids?
What is the main physiological action of glucocorticoids?
Which embryologic origin influences the mechanisms that control glucocorticoid production?
Which embryologic origin influences the mechanisms that control glucocorticoid production?
What are the two exceptional steroids produced by the adrenal cortex?
What are the two exceptional steroids produced by the adrenal cortex?
Which arteries supply blood to the adrenal glands?
Which arteries supply blood to the adrenal glands?
What is the role of mineralocorticoids?
What is the role of mineralocorticoids?
Which embryologic origin influences the mechanisms that control hormone production in the adrenal glands?
Which embryologic origin influences the mechanisms that control hormone production in the adrenal glands?
What is the primary function of glucocorticoids?
What is the primary function of glucocorticoids?
Which arteries supply blood to the adrenal glands?
Which arteries supply blood to the adrenal glands?
What is the primary function of mineralocorticoids in the adrenal cortex?
What is the primary function of mineralocorticoids in the adrenal cortex?
Which enzyme is involved in the biosynthesis of cortisol in the adrenal cortex?
Which enzyme is involved in the biosynthesis of cortisol in the adrenal cortex?
What is the acute regulatory mechanism for the production of cathecolamines?
What is the acute regulatory mechanism for the production of cathecolamines?
Which mineralocorticoid receptor is primarily located in the cytoplasm and translocates into the nucleus upon activation?
Which mineralocorticoid receptor is primarily located in the cytoplasm and translocates into the nucleus upon activation?
Which hormones are regulated by independent mechanisms in the adrenal cortex?
Which hormones are regulated by independent mechanisms in the adrenal cortex?
What is the main difference between acute and chronic stimulation in steroidogenesis?
What is the main difference between acute and chronic stimulation in steroidogenesis?
Which pituitary hormone is primarily involved in regulating glucocorticoid synthesis in the adrenal cortex?
Which pituitary hormone is primarily involved in regulating glucocorticoid synthesis in the adrenal cortex?
Where is the initial step of steroid hormone synthesis located in adrenal cortex cells?
Where is the initial step of steroid hormone synthesis located in adrenal cortex cells?
What is the role of the STeroid Acute Regulatory (STAR) protein in steroid hormone synthesis?
What is the role of the STeroid Acute Regulatory (STAR) protein in steroid hormone synthesis?
Which enzyme system catalyzes the conversion of pregnenolone to progesterone or 17α-OHpregnenolone?
Which enzyme system catalyzes the conversion of pregnenolone to progesterone or 17α-OHpregnenolone?
What is the primary difference between Zona glomerulosa and Zona fasciculata in terms of enzyme activity?
What is the primary difference between Zona glomerulosa and Zona fasciculata in terms of enzyme activity?
What stimulates the release of cortisol following a surge in ACTH?
What stimulates the release of cortisol following a surge in ACTH?
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