Donwload the powerpoint here: hormonal_control.ppt

Here’s a good simple overview of steroids and peptides – Wisconsin Online

Old school overview of the endocrine system:

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Mode of action of steroid hormones:

Clear explanation from McGraw Hill

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Mode of action of peptide steroids:

Short video, but clear – UC Davis

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Mode of action of thyroxine:

Another one from McGraw Hill

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Negative feedback and thyroxin secretion:

Control of the pituitary – Leif Saul (Biology in Motion – very good)

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Control of ADH Secretion:

Too simple, but good overview – BBC GSCE Bitesize

Focus on the kidney (reviewing the effect of ADH) – BiologyMad

Other useful links:

North Harris College linklist