28069769
Description
Flashcards by Valentín Ángel Limón, updated more than 1 year ago
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Created by Valentín Ángel Limón
almost 4 years ago
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| Question | Answer |
| Meet new hormones: Thyroid and Parathyroid Hormones! | |
| There are two types of cells involved in this hormones: ... and ... . | (follicular; parafollicular) |
| The main thyroid hormones are ... and ... . They are derived from ... ; act in all tissues and organs; the ones with ... ; and regulate ... . | (T3; T4; tyrosine; iodine; metabolism, growth and development) |
| Calcium is really important in the body. Do you know some functions? | - Metabolic regulation - Regulation of cellular activity (such as muscle and nerve function) - Structure of bones and teeth - Intermediate to various stimuli - Part of many metalloenzymes |
| This calcium is regulated by ... . | Calcitonin, Parathyroid Hormone (PTH), Parathyroid Hormone related Protein (PTHrP) and VitD metabolite |
| Calcitonin work is to ... osteoclasts increasing Ca levels in ... , say to us when to ... eating and stimulate the ... of VitD. | (inhibit; bones; stop; production) |
| Calcitonin action in bones | |
| Parathormone ... calcium and ... phosphate in plasma (and opposite for the deficit). It is in charge of ... osteoclasts and increase renal ... of calcium, ... of phosphate, and intestinal ... of calcium. | (increases; decreases; activating; resorption; excretion; absorption) |
| The major source of VitD is produced due to ... and the activation of the last intermediate by the action of ... , maintaining the ... in the body. | (sun light; PTH; calcium balance) |
| Activation of VitD | |
| Which are the roles of VitD? | - Stimulates entry, storage and extrusion of calcium in intestine - Allow mineralization and bone remodelling - Stimulates calcium reabsorption - Interacts with prolacting during pregnancy |
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