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Erstellt von Valentín Ángel Limón
vor mehr als 3 Jahre
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Hypothalamus and hypophysis
As a first step into the topic...
Do you know what influences the hypothalamus?
And which are the hypothalamus’ functions?
There is another name for the pituitary gland
Do you know it?
How are the hypothalamus and the hypophysis connected?
Let's talk about the hypophysis;
it is controlled by…
Which are the hypophysis’ functions?
The pituitary target organs are: ... glands, thyroid gland, ... , mammary glands, uterus, ... and other tissues.
The pituitary size and morphology seem to be related to…
A hormone can activate different cells in the pituitary, which in turn will release ... hormone/s each.
The hormones released from the anterior pituitary are long chain polypeptides (... , ... , ...), short chain polypeptides (...) or glycoproteins (... , ... , ...).
Which polypeptides hormones do exert direct action? Short- or long-chain polypeptides? Which are their names?
Which are the short-chain polypeptides released by the hypophysis?
Which are the glycoprotein hormones?
The posterior pituitary, also called ... , releases hormones by mean of ... . Those hormones are ... and ... .
Hypophysis vascularization is useful to carry minute quantities of ... hormones in a concentrated way to do their actions in the ... gland.
Hypophysiotropic hormones are in charge of ... the function of the ... .
Those hormones are...
These hormones are controlled by feedback loops and are mediated by:
Ultra Short (...), Short (...), Direct Long-loop (...), Indirect Long-loop (...).
GH has direct action but the most part of the action is given by ... .
... regulates the expression of GH receptor and production of ... .
The main functions of prolactin are: ... development, startup and maintenance of ... , ... ovulation in females and ... problems in males when high levels, and ... improvement with GH.
Plasma levels of prolactin is regulated by ...
Vasopressin has its antidiuretic function due to the ... and ... (increase of permeability), and the vasoconstrictor one by increasing ... .
Oxytocin promotes ... and inhibits ... .
It is regulated by a ... feedback.