Take The Trivia Quiz On Endocrine Glands And Hormone Functions
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Questions and Answers
- 1.
Promotes protein anabolism (growth, tissue repair) and lipid mobilization and catabolism. Stimulates the growth of all tissues in the body, including bones.
- A.
Growth hormone (GH) or Somatotropin
- B.
Thyroid stimulating hormone (TSH) or thyrotropin
- C.
Adrenocorticotropic hormone (ACTH)
- D.
Gonadotropic hormones (FSH & LH)
Correct Answer
A. Growth hormone (GH) or SomatotropinExplanation
The growth hormone (GH) or somatotropin promotes protein anabolism, which refers to the process of building new proteins and tissues in the body. This hormone also aids in tissue repair and stimulates the growth of all tissues, including bones. Additionally, GH is involved in lipid mobilization and catabolism, meaning it helps break down fats for energy. Overall, GH plays a crucial role in promoting growth and development in the body.Rate this question:
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- 2.
Stimulates synthesis and release of thyroid hormones, growth and function of thyroid gland.
- A.
Oxytocin
- B.
Thyroxine
- C.
Thyroid stimulating hormone (TSH)
- D.
Calcitonin
Correct Answer
C. Thyroid stimulating hormone (TSH)Explanation
Thyroid stimulating hormone (TSH) is responsible for stimulating the synthesis and release of thyroid hormones. It also plays a crucial role in the growth and function of the thyroid gland. TSH is produced and released by the pituitary gland in response to low levels of thyroid hormones in the blood. Once released, TSH binds to receptors on the thyroid gland, stimulating the production and release of thyroxine (T4) and triiodothyronine (T3), which are essential for regulating metabolism and growth in the body.Rate this question:
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- 3.
Foster growth of adrenal cortex. Stimulates secretion of corticosteroids.
- A.
Gonadotropic hormones
- B.
Epinephrine
- C.
Thyroxine
- D.
Adrenocorticotropic hormones (ACTH)
Correct Answer
D. Adrenocorticotropic hormones (ACTH)Explanation
Adrenocorticotropic hormones (ACTH) stimulate the secretion of corticosteroids and foster the growth of the adrenal cortex. ACTH is produced by the pituitary gland and acts on the adrenal glands to promote the production and release of hormones such as cortisol. These hormones play a crucial role in regulating various physiological processes, including metabolism, immune response, and stress response. Therefore, ACTH is responsible for maintaining the function and growth of the adrenal cortex and ensuring the proper secretion of corticosteroids.Rate this question:
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- 4.
Stimulates sex hormone secretion, reproductive organ growth, reproductive processes.
- A.
Calcitonin
- B.
Parathyroid hormone (PTH)
- C.
Gonadotropic hormones (FSH & LH)
- D.
Oxytocin
Correct Answer
C. Gonadotropic hormones (FSH & LH)Explanation
Gonadotropic hormones (FSH & LH) are responsible for stimulating sex hormone secretion, reproductive organ growth, and reproductive processes. FSH (follicle-stimulating hormone) is involved in the development of ovarian follicles in females and the production of sperm in males. LH (luteinizing hormone) triggers ovulation in females and stimulates the production of testosterone in males. These hormones play a crucial role in regulating the reproductive system and ensuring the proper functioning of the reproductive organs.Rate this question:
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- 5.
Increases melanin production in melanocytes to make skin darker.
- A.
Melanocyte- Stimulating hormone (MSH)
- B.
Prolactin
- C.
Oxytocin
- D.
Growth hormone (GH)
Correct Answer
A. Melanocyte- Stimulating hormone (MSH)Explanation
Melanocyte-Stimulating hormone (MSH) is responsible for increasing melanin production in melanocytes, which in turn makes the skin darker. Melanin is the pigment that gives color to the skin, hair, and eyes. MSH binds to melanocyte receptors and activates them, leading to the synthesis and release of melanin. This hormone is produced by the pituitary gland and plays a crucial role in regulating skin pigmentation. Prolactin, oxytocin, and growth hormone do not have a direct effect on melanin production and skin coloration.Rate this question:
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- 6.
Stimulates milk production in lactating women. Increases responses of follicles to Lutenizing Hormone (LH) and Follicle-stimulating Hormone (FSH). Also stimulates testicular formation in men.
- A.
Prolactin
- B.
Oxytocin
- C.
Corticosteroids
- D.
Thyroxine
Correct Answer
A. ProlactinExplanation
Prolactin is a hormone that stimulates milk production in lactating women. It also plays a role in increasing the response of follicles to Lutenizing Hormone (LH) and Follicle-stimulating Hormone (FSH), which are important for reproductive processes. Additionally, it stimulates testicular formation in men.Rate this question:
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- 7.
Promotes re-absorption of water, and causes vasoconstriction.
- A.
Thyroxine
- B.
Progesterone
- C.
Anti-diuretic hormone (ADH)
- D.
Calcitonin
Correct Answer
C. Anti-diuretic hormone (ADH)Explanation
Anti-diuretic hormone (ADH) promotes the re-absorption of water in the kidneys, leading to a decrease in urine production. It also causes vasoconstriction, which narrows the blood vessels and increases blood pressure. This hormone is released by the pituitary gland in response to low blood volume or high blood osmolarity, and its main function is to regulate water balance in the body by conserving water and preventing dehydration.Rate this question:
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- 8.
This is known as a pre-cursor to T3
- A.
Thyroxine (T4)
- B.
Calcitonin
- C.
Parathyroid hormone (PTH)
- D.
Melatonin
Correct Answer
A. Thyroxine (T4)Explanation
Thyroxine (T4) is the correct answer because it is a precursor to T3, which refers to triiodothyronine. T4 is produced by the thyroid gland and converted into T3 in various body tissues. T3 is the more active form of thyroid hormone and plays a crucial role in regulating metabolism, growth, and development. Therefore, T4 acts as a precursor to T3 and is essential for the proper functioning of the thyroid hormone system.Rate this question:
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- 9.
Regulates calcium and phosphorus blood levels. It also decreases serum calcium levels.
- A.
Estrogen
- B.
Testosterone
- C.
Calcitonin
- D.
Prolactin
Correct Answer
C. CalcitoninExplanation
Calcitonin is a hormone that plays a crucial role in regulating calcium and phosphorus levels in the blood. It works by decreasing serum calcium levels, which helps to prevent excessive calcium loss from the bones. This hormone is primarily produced by the thyroid gland and acts to inhibit the activity of osteoclasts, which are cells responsible for breaking down bone tissue. By inhibiting osteoclast activity, calcitonin helps to maintain proper calcium balance in the body.Rate this question:
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- 10.
Regulates calcium and phosphorus blood levels. Promotes bone demineralization and increases intestinal absorption of calcium, therefore, INCREASING the serum levels of calcium.
- A.
Thyroxine (T4)
- B.
Calcitonin
- C.
Parathyroid hormone (PTH) AKA parathormone
- D.
Triiodothyronine (T3)
Correct Answer
C. Parathyroid hormone (PTH) AKA parathormoneExplanation
Parathyroid hormone (PTH) is responsible for regulating calcium and phosphorus blood levels. It promotes bone demineralization, which releases calcium into the bloodstream, and increases intestinal absorption of calcium. These actions lead to an increase in serum levels of calcium.Rate this question:
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- 11.
Regulates metabolic rate of all cells and processes of cell growth and tissue differentiation.
- A.
Triiodothyronine (T3)
- B.
Thyroxine (T4)
- C.
Oxytocin
- D.
Growth hormone (GH)
Correct Answer
A. Triiodothyronine (T3)Explanation
Triiodothyronine (T3) is the correct answer because it is a hormone that regulates the metabolic rate of all cells and processes of cell growth and tissue differentiation. T3 is produced by the thyroid gland and plays a crucial role in controlling the body's metabolism, energy production, and growth. It acts on various organs and tissues throughout the body, influencing their growth and development. T3 is essential for maintaining normal body functions and ensuring proper growth and differentiation of cells and tissues.Rate this question:
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- 12.
Increases in response to stress. Enhances and prolongs effects of sympathetic nervous system.
- A.
Insulin
- B.
Amylin
- C.
Epinephrine (adrenaline) or Norepineprhine (noradrenaline)
- D.
Androgens
Correct Answer
C. Epinephrine (adrenaline) or Norepineprhine (noradrenaline)Explanation
Epinephrine (adrenaline) or Norepinephrine (noradrenaline) is the correct answer because these hormones are released in response to stress and they enhance and prolong the effects of the sympathetic nervous system. They increase heart rate, blood pressure, and blood sugar levels, preparing the body for a fight-or-flight response. This physiological response helps the body cope with stress and enables it to respond quickly in dangerous situations.Rate this question:
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- 13.
Promotes metabolism. Increased in response to stress and acts as an anti-inflammatory.
- A.
Corticosteroids
- B.
Androgrens
- C.
Epinephrine (adrenaline) or Norepinephrine (noradrenaline)
- D.
Mineralocorticoids
Correct Answer
A. CorticosteroidsExplanation
Corticosteroids are a class of hormones that are produced by the adrenal glands. They play a crucial role in promoting metabolism, which is the process of converting food into energy. Corticosteroids also have anti-inflammatory properties, meaning they help reduce inflammation in the body. Additionally, they are released in response to stress, helping the body cope with the physiological changes that occur during stressful situations. Therefore, corticosteroids are the correct answer because they promote metabolism, act as an anti-inflammatory, and are increased in response to stress.Rate this question:
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- 14.
Promotes growth spurt in adolescence, secondary sex characteristics, and libido in both sexes.
- A.
Aldosterone
- B.
Thyroxine (T3)
- C.
Prolactin
- D.
Androgens (DHEA, Androsterone, estradiol)
Correct Answer
D. Androgens (DHEA, Androsterone, estradiol)Explanation
Androgens, such as DHEA, Androsterone, and estradiol, are responsible for promoting growth spurt in adolescence, development of secondary sex characteristics, and libido in both sexes. These hormones play a crucial role in the physical and sexual maturation during puberty. They stimulate the growth of bones and muscles, leading to an increase in height and muscle mass. Androgens also contribute to the development of secondary sexual characteristics such as facial hair, deepening of the voice, and breast development. Additionally, they influence sexual desire and drive in both males and females.Rate this question:
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- 15.
Regulates sodium and potassium balance and thus water balance.
- A.
Anti-diuretic hormone (ADH)
- B.
Somatotropin
- C.
Mineralocorticoids (Aldosterone)
- D.
Androgens ( DHEA, Androsterone, Estradiol)
Correct Answer
C. Mineralocorticoids (Aldosterone)Explanation
Mineralocorticoids, specifically aldosterone, regulate the balance of sodium and potassium in the body. This hormone acts on the kidneys to increase the reabsorption of sodium and the excretion of potassium, which helps to maintain proper water balance in the body. By increasing sodium reabsorption, aldosterone also indirectly increases water reabsorption, which can help to prevent dehydration. Therefore, mineralocorticoids, specifically aldosterone, play a crucial role in regulating sodium and potassium balance and water balance in the body.Rate this question:
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- 16.
Promotes the movement of glucose out of the blood and into cells
- A.
Insulin
- B.
Amylin
- C.
Glucagon
- D.
Pancreatic polypeptides
Correct Answer
A. InsulinExplanation
Insulin is a hormone produced by the pancreas that helps regulate blood sugar levels. One of its main functions is to promote the movement of glucose out of the blood and into cells, where it can be used as a source of energy. Insulin achieves this by binding to specific receptors on cell membranes, allowing glucose to enter the cells. This helps to lower blood sugar levels and prevent them from becoming too high. Amylin, glucagon, and pancreatic polypeptides do not play a direct role in promoting the movement of glucose out of the blood and into cells.Rate this question:
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- 17.
Decreases gastric motility, glucagon secretion, and endogenous glucose release from the liver. Increases satiety (the feeling of fullness)
- A.
Amylin
- B.
Glucagon
- C.
Insulin
- D.
Melanin
Correct Answer
A. AmylinExplanation
Amylin is a hormone that decreases gastric motility, glucagon secretion, and endogenous glucose release from the liver. It also increases satiety, which means it makes a person feel full. This hormone works in conjunction with insulin to regulate blood sugar levels and control appetite. By reducing gastric motility and glucagon secretion, amylin helps to slow down the emptying of the stomach and decrease the production of glucose by the liver. This ultimately helps to maintain stable blood sugar levels and promote a feeling of fullness after a meal.Rate this question:
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- 18.
Stimulates glycogenolysis (break down of glycogen) and gluconeogenesis (making new glucose).
- A.
Insulin
- B.
Amylin
- C.
Oxytocin
- D.
Glucagon
Correct Answer
D. GlucagonExplanation
Glucagon stimulates glycogenolysis and gluconeogenesis, which are processes involved in increasing blood glucose levels. Glycogenolysis refers to the breakdown of glycogen, a stored form of glucose in the liver and muscles, into glucose. Gluconeogenesis involves the production of new glucose molecules from non-carbohydrate sources, such as amino acids and glycerol. By promoting these processes, glucagon helps to raise blood glucose levels, which is important in situations such as fasting or exercise when the body needs a continuous supply of energy.Rate this question:
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- 19.
Inhibits insulin and glucagon secretion
- A.
Amylin
- B.
Somatostatin
- C.
Pancreatic polypetide
- D.
Estrogen
Correct Answer
B. SomatostatinExplanation
Somatostatin is a hormone that inhibits the secretion of both insulin and glucagon. Insulin is responsible for lowering blood sugar levels by promoting the uptake of glucose into cells, while glucagon increases blood sugar levels by stimulating the release of stored glucose from the liver. By inhibiting the secretion of both hormones, somatostatin helps to regulate blood sugar levels and maintain glucose homeostasis in the body. Therefore, somatostatin is the correct answer as it directly inhibits the secretion of insulin and glucagon.Rate this question:
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- 20.
Influences regulation of pancreatic exocrine function and metabolism of absorbed nutrients
- A.
Parathyroid hormone (PTH)
- B.
Thyroxine (T3)
- C.
Pancreatic polypeptide
- D.
Amylin
Correct Answer
C. Pancreatic polypeptideExplanation
Pancreatic polypeptide is a hormone secreted by the pancreas that plays a role in regulating pancreatic exocrine function and the metabolism of absorbed nutrients. It helps to control the release of digestive enzymes from the pancreas, which aid in the breakdown of food. Additionally, pancreatic polypeptide can influence the absorption and utilization of nutrients by the body. Therefore, it is involved in maintaining proper digestion and nutrient balance.Rate this question:
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- 21.
Stimulates development of secondary sex characteristics, preparation of uterus for fertilization and fetal development. Also stimulates bone growth.
- A.
Estrogen
- B.
Progesterone
- C.
Oxytocin
- D.
Prolactin
Correct Answer
A. EstrogenExplanation
Estrogen is a hormone that plays a crucial role in the development of secondary sex characteristics, such as breast development and widening of hips. It also prepares the uterus for fertilization and supports fetal development during pregnancy. Additionally, estrogen is involved in bone growth and maintenance. Therefore, the given explanation correctly describes the functions of estrogen.Rate this question:
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- 22.
Stimulates development of secondary sex characteristics, spermatogenesis
- A.
Estrogen
- B.
Prolactin
- C.
Testosterone
- D.
Aldosterone
Correct Answer
C. TestosteroneExplanation
Testosterone is a hormone that plays a crucial role in the development of secondary sex characteristics in males, such as facial and body hair, deepening of the voice, and increased muscle mass. It is also responsible for spermatogenesis, the production of sperm cells in the testes. Estrogen is a female sex hormone that is not involved in these processes. Prolactin is responsible for milk production in females, and aldosterone regulates sodium and potassium balance in the body. Therefore, testosterone is the correct answer as it is the hormone that stimulates the development of secondary sex characteristics and spermatogenesis.Rate this question:
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- 23.
Stimulates millk secretion, and promotes uterine contractility
- A.
Oxytocin
- B.
Prolactin
- C.
Estrogen
- D.
Testosterone
Correct Answer
A. OxytocinExplanation
Oxytocin is a hormone that stimulates milk secretion and promotes uterine contractility. It is released during childbirth and breastfeeding, helping to stimulate contractions of the uterus and the release of milk from the mammary glands. This hormone plays a crucial role in the bonding between a mother and her baby, as it promotes the release of milk and facilitates the contraction of the uterus to aid in delivery.Rate this question:
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- 24.
Maintains lining of the uterus necessary for successful pregnancy.
- A.
Oxytocin
- B.
Estrogen
- C.
Progesterone
- D.
Prolactin
Correct Answer
C. ProgesteroneExplanation
Progesterone is the correct answer because it is a hormone that plays a crucial role in maintaining the lining of the uterus, also known as the endometrium. During the menstrual cycle, progesterone levels increase after ovulation, preparing the uterus for potential implantation of a fertilized egg. If pregnancy occurs, progesterone continues to be produced by the placenta to support the development of the embryo and maintain the uterine lining. If pregnancy does not occur, progesterone levels decrease, leading to the shedding of the endometrium during menstruation.Rate this question:
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Nov 16, 2023Quiz Edited by
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Oct 29, 2014Quiz Created by
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