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Endocrine System
| Question | Answer |
|---|---|
| Hormones work on specific areas called? | target tissues |
| What type of chemical signal acts locally and on the same cell type which secreted it? | autocrine |
| What type of chemical signal acts locally and on a different cell type than the secreting cell? | paracrine |
| What type of chemical signal enters the blood and travels some distance to its target tissue? | hormone |
| What type of chemical signal is released into the synapse between neurons? | neurotransmitter |
| What type of chemical signal is secreted into the environment and affects other individuals? | pheromone |
| What two body systems are the controlling systems of the body? | endocrine and nervous |
| What type of chemical signal will pass freely through the plasma membrane? | lipid soluble |
| A water soluble chemical signal is most likely to work where ? | the outside of the cell |
| A lipid soluble chemical signal is most likely to work where? | the inside of the cell |
| Most hormones are regulated by? | negative feedback |
| Which hormone is an example of the nervous system regulating the release of a hormone? | norepinephrine |
| When one hormone regulates the release of another hormone, this is called a? | tropic hormone |
| What hormone has a very rapid effect and a short half life? | epinephrine |
| What hormone follows very regular patterns? | estrogen |
| What hormone follows a very constant patterns and changes little over time? | thyroid hormone |
| The hypothalamus connects to the anterior pituitary by the? | hypothalamopophysial portal system |
| The hypothalamus connects to the posterior pituitary by the? | hypothalamohypophysial tract system |
| A portal system is? | two capillaries with a direct connection |
| The hypothalamohphysial tract system is? | A bundle of axons |
| What is also known as neurohypophysyis? | posterior pituitary |
| The hormones which travel from the hypothalamus to the anterior pituitary will always have what in the name? | releasing or inhibiting |
| The posterior pituitary produces how many hormones? | 0 |
| The posterior pituitary releases how many hormones? | 2 |
| The anterior pituitary produces and releases how many hormones? | 7 |
| What is a neurohormones? | ADH |
| Which hormone can cause uterine contractions and milk release? | oxytocin |
| A nursing baby is likely to cause the release of? | oxytocin |
| A baby growing inside the uterus will cause the release of? | oxytocin |
| The release of ADH will cause urine output to? | decrease |
| If the body releases less ADH, urine output will? | increase |
| If a person is losing a large amount of blood, you would expect ADH secretion to? | increase |
| If a person has chronic high blood pressure, you would expect ADH secretion to? | decrease |
| If a physician wishes to prevent a woman from going into labor, the physician would need to block what hormone? | oxytocin |
| ADH will do what to sodium and water absorption in the kidneys? | increase |
| ADH attempts to do what to blood pressure? | increase |
| Which hormone will increase milk production | prolactin |
| Which hormone will darken the skin? | MSH |
| Which hormone would be released if a person is starving? | lipotropins |
| If a person has fractured a humerus you would expect what hormone to be released? | beta endorphins |
| Which hormone is responsible to raising metabolism? | thyroid |
| Which hormone will increase the number of mitochondria within our cells and makes the mitochondria more active? | thyroid |
| If a person is exercising intensely every day you would expect what hormone to be elevated? | thyroid |
| What hormone targets the adrenal cortex? | ACTH |
| When a person uses a test kit to determine the best time to become pregnant the kit will check for elevated levels of what hormone? | LH |
| Pineal gland releases what hormone? | Melatonin |
| Which hormone requires iodine in its produciton? | T3 and T4 |
| Which hormone works to decrease blood calcium levels? | Calcitonin |
| Which hormone will inhibit osteoclasts activity? | Calcitonin |
| Which hormone works to increase blood calcium levels? | PTH |
| Which of the following is not a target tissue of PTH? | blood |
| Which organs will be found on the superior poles of the kidneys? | Adrenals |
| The adrenal medulla is part of the? | sympathetic nervous system |
| The adrenal medulla will release? | epinephrine |
| Activation of the adrenal medulla is likely to cause? | rapid heart rate |
| If a person has acidosis you would expect aldosterone secretion to | increase |
| If a person was low on potassium you would expect the aldosterone secretion to? | decrease |
| which hormone would be used to treat inflammation? | cortisol |
| After eating a meal you would expect insulin secretion to? | increase |
| Hours after a meal you would expect insulin levels to be? | low |
| Insulin works to do what to blood sugar levels? | lower |
| Glucagon works to do what to blood sugar levels? | raise |
| After hours of intense exercise you would expect glucagon levels to be | high |
| Which would be a target tissue for glucagon | heart |
| The most common form of diabetes is? | Type 2 diabetes mellitus |
| Type 1 diabetes is caused by? | An autoimmune disease |
| A person is no longer producing insulin with what form of diabetes? | Type 1 diabetes mellitus |
| Thymosin is needed for proper functioning of what system? | Lymphatic |
| Atrial natriuretic hormone will do what to urine output? | raise it |
| Atrial natriuretic is release when blood pressure is? | High |
| Erythropoietin is released when oxygen delivery is? | low |
| The target tissue for erythropoietin is? | bone marrow |
Created by:
lcarroll0630