med surg test 2! Endocrine and integumentary Flashcards
What are four different things that were discussed that have an effect on hormones?
Pain
Emotion
Sexual excitement
Stress
If a hormone acts in the opposite/inverse direction of another hormone, this is what kind of feedback system?
Negative feedback loop
What is an example of a negative feedback loop that was discussed in class?
Blood calcium levels and parathyroid levels
If the blood calcium levels are low in the body, parathyroid hormone will be ____
High
If parathyroid hormone is low in the body, blood calcium will be _____
High
If two hormones rise and fall together (move in the same direction) they are apart of what feedback system
Positive feedback loop
What are the examples of a positive feedback system that was discussed in class?
LH and Estrogen
LH and estrogen _____ and ____ together
RISE and FALL
What kind of hormones go in both directions (I really do not understand this)
Complex hormones
What two systems are super related when it comes to hormones?
Endocrine system and the Nervous system
What is the movement of calcium FROM the bones TO the bloodstream?
Reabsorption
What is the movement of calcium FROM the blood TO the bones for storage?
Absorption
_________ effects the absorption of what Calcium?
Cortisol
Cortisol is ________, so it is increased in the morning and then _________ in the evening
DIURNAL; decreased (peaks again by AM)
When do Cortisol levels need to be drawn?
Early at like 8am, because this is when it is at it’s highest
What two hormones peak during sleep?
Growth hormones and prolactin
What hormones are released in a cyclic fashion over approximately 28 days
Female reproductive hormones
What hormones are secreted from the anterior pituitary?
Prolactin, FSH, ACTH, GH, TSH, and LH
Hormones from the anterior pituitary are “trophic” hormones and are secreted into the ___________
Bloodstream
The posterior pituitary STORES what two hormones?
ADH and Oxytocin
ADH and oxytocin are made where?
In the hypothalamus
What three hormones are secreted from the adrenal cortex
sugar, salt, and sex
Cortisol, aldosterone and androgens
What hormones are released from the adrenal medulla?
Catecholamines (Epi and NorEpi)
What are the targets organs that are associated with the hormones of the hypothalamus?
Thyroid
Kidneys
Bones
Gonads
Mammary glands
Smooth muscles
Tissue