Which of the following statements about corticosteroids is true?

They may also act as neurotransmitters.

They are transported dissolved in blood.

They are produced by the adrenal gland.

They are amino acid derivatives.

They are produced by the adrenal gland. They are produced by the adrenal cortex.

Endocrine System Author: rikazzz

A. Males and females produce testosterone and estrogen, respectively, in their gonads.

B. Both male and females produce follicle stimulating hormone and luteiniz-ing hormone.

C. Oxytocin is produced and released from the anterior lobe of the pituitary gland.

D. Production of testosterone and estrogen inhibits the release of gonadotrophin- releasing hormone from the hypothalamus.

A. Epinephrine

B. Tyrosine

C. Testosterone

D. Prostaglandin

A. They are secreted by neurones.

B. They are derived from amino acids.

C. They are produced by exocrine glands.

D. They are released into the bloodstream.

A. Androgens

B. Mineralocorticoids

C. Glucocorticoids

D. Gonadocorticoids

A. A hormone may activate an enzyme.

B. A hormone may bind to a protein to alter the permeability of the plasma membrane.

C. A hormone may bind to troponin to expose the binding site the myosin cross-bridge.

D. A hormone may enter the cell to stimulate cell mitosis.

A. Hormones are enzymes that catalyse reactions.

B. Hormones are released into the blood circulation.

C. Hormones affect all cells of the body.

D. Hormones are released by neurones at synapses.

A. Hypothalamus, anterior pituitary, thyroid-stimulating hormone

B. Hypothalamus, posterior pituitary, antidiuretic hormone

C. Hypothalamus, adrenal medulla, epinephrine

D. Thalamus, hypothalamus, oxytocin

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