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6 Cards in this Set
- Front
- Back
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Pituitary gland |
Physical offshoot of hypothalamus Releases variety of tropic and non tropic hormones Divided into anterior and posterior sections Connected neuronally and via a portal system to the hypothalamus |
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Hypothalamic pituitary axis |
Hypothalamus connected to pituitary via neurons The cell body is in the hypothalamus and the axon terminates in the pituitary When neurons in the hypothalamus fire it releases hormones from the pituitary end of the neuron Hormones are released into a capillary bed and taken to the body |
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Hypothalamic pituitary axis 2 |
There's a hormonal link between hypothalamus and pituitary Hypothalamus secretes tropic releasing hormones Hormones enter a portal system Hormones absorbed by pituitary As a result pituitary release hormones of its own |
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Thyroid |
Two variants - t3 ( 3 iodine atoms) - t4 ( 4 iodine atoms) Lack of iodine leads to metabolic imbalance and goiter |
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Epinephrine |
Peptide hormone released and synthesized by adrenal gland Known as sympathetic hormone - fight or flight. Effects of epinephrine are: Increased blood glucose Pupil dilation Brochiodilation Vasodilation to skeletal muscle Vasoconstriction to GI tract |
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Cortisol |
Steroid hormone associated with the sympathetic nervous system Long term stress adaptation hormone Made on adrenal glands via acth - cortisol Effects of cortisol are: Increased glucose via fat and protiens break down Anti inflammation Immunosuppression Fat gain |
