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Bio 449Lecture 13 - Endocrinology I Sep. 29, 2010. Readings Lectures 10-12:Chapter 10, pages 349- 379 Lectures 13- 14 :Chapters 6 & 7. Chemical messengers Classification of messengers Distance of travel Chemical structure Secreting tissue Hormone receptors

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Bio 449Lecture 13 - Endocrinology I Sep. 29, 2010

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Bio 449Lecture 13 - Endocrinology ISep. 29, 2010

Readings

Lectures 10-12:Chapter 10, pages 349-379

Lectures 13-14:Chapters 6 & 7

  • Chemical messengers

    • Classification of messengers

      • Distance of travel

      • Chemical structure

      • Secreting tissue

    • Hormone receptors

  • Control of hormone release

  • Hypothalamic-pituitary system

    • Structure

    • Hormones

      • Poterior pituitary

      • Anterior pituitary

      • Hypothalamus

    • Feedback control

Terms to Know

Exocrine glandEndocrine gland

HormoneParacrine agentAutocrine agentCytokine

Peptide hormoneSteroid hormoneAmineEicosanoid Prostaglandin

Glandular hormoneNeurohormoneNeurosecretory cells

ProhormoneTropic hormone


Bio 449Lecture 13 - Endocrinology ISep. 29, 2010

More Terms

Anterior pituitaryPosterior pituitary

Follicle-stimulating hormone (FSH)Luteinizing hormone (LH)Growth hormone (GH)Thyroid-stimulating hormone (TSH)Adrenocorticotropic hormone (ACTH)Prolactin (PRL)

Gonadotropin releasing hormone (GnRH)Growth hormone releasing hormone (GHRH)Thyrotropin releasing hormone (TRH)Corticotropin releasing hormone (CRH)Prolactin releasing hormone (PRH) aka Prolactin Releasing Factors (PRF)

Growth hormone inhibiting hormone (GHIH)Prolactin inhibiting hormone (PIH, aka dopamine)

Oxytocin (OT)Antidiuretic hormone (ADH, aka vasopressin)


Types of glands


Chemical messengers

Classification of messengers


Neurotransmitter

Fig. 6-2


Distance of travel


Autocrine and paracrine agents

Fig. 6-1


Hormone

Fig. 6-2


Chemical structure


Secreting tissue


Neurohormone

Fig. 6-2


Chemical messengers

Hormone receptors


Membrane-bound receptors

Fig. 6-5


Intracellular receptors

Fig. 6-4


Control of hormone release


Hypothalamic-pituitary system


Hypothalamus and pituitary

Fig.7-11


Posterior pituitary

HYPOTHALAMUS

POSTERIOR PITUITARY

Vein

Fig.7-12


Anterior pituitary

HYPOTHALAMUS

Neurons

Capillary bed

Artery

Portal vessels

POSTERIOR PITUITARY

Endocrine cells

Capillary bed

ANTERIOR PITUITARY

Veins

TO TARGET ORGANS

Fig.7-12


Hypothalamic-pituitary system

Hormonal pathways


Hypothalamic-pituitary system

Feedback control


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