Endocrine System Anatomy Overview
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Questions and Answers

What is the primary function of Luteinizing Hormone (LH)?

  • Regulates skin pigmentation
  • Stimulates the growth of ovarian follicles in females and sperm production in males (correct)
  • Promotes fat destruction
  • Stimulates the development of bones and muscles

Which hormone stimulates the development and growth of the mammary glands and milk production during pregnancy?

  • Antidiuretic Hormone (ADH)
  • Melanocyte-Stimulating Hormone (MSH)
  • Follicle-Stimulating Hormone (FSH)
  • Prolactin (PRL) (correct)

What is the primary role of Antidiuretic Hormone (ADH) in the body?

  • Stimulates reabsorption of water by the renal tubules (correct)
  • Promotes skin pigmentation
  • Regulates growth and development of bones
  • Stimulates the uterus to contract during labor

Thyroid-Stimulating Hormone (TSH) stimulates the production of which hormones by binding to its receptors?

<p>Thyroxine (T4) and triiodothyronine (T3) (A)</p> Signup and view all the answers

The Pineal Gland is primarily responsible for secreting which hormone?

<p>Melatonin (B)</p> Signup and view all the answers

Which hormone stimulates the release of progesterone after ovulation in females and testosterone production in males?

<p>Luteinizing Hormone (LH) (C)</p> Signup and view all the answers

Which hormone is responsible for promoting the development of secondary sex characteristics in males?

<p>Androgens (C)</p> Signup and view all the answers

What is the primary function of aldosterone in the body?

<p>Regulating electrolyte and water balance (D)</p> Signup and view all the answers

Which gland is responsible for secreting thymosin, a hormone that stimulates T cell development?

<p>Thymus (C)</p> Signup and view all the answers

What gland is located in the chest, between the lungs and behind the breastbone?

<p>Thymus (D)</p> Signup and view all the answers

Which hormone is responsible for dilating the pupils to enhance vision clarity?

<p>Epinephrine (C)</p> Signup and view all the answers

Which hormone is secreted by the Leydig cells in males?

<p>Testosterone (B)</p> Signup and view all the answers

What is the main function of the Pineal Gland?

<p>Secretes melatonin in response to darkness (D)</p> Signup and view all the answers

Which gland is responsible for the secretion of Thyroxine (T4) and Triiodothyronine (T3)?

<p>Thyroid Gland (D)</p> Signup and view all the answers

Which hormone is secreted by the Pineal Gland in response to darkness?

<p>Melatonin (D)</p> Signup and view all the answers

What happens if there is too much secretion of Parathyroid Hormone (PTH)?

<p>Hypercalcemia, hyperphosphatemia (C)</p> Signup and view all the answers

Which gland is responsible for the regulation of blood sugar levels via the secretion of insulin?

<p>Islets of Langerhans (B)</p> Signup and view all the answers

What is the role of Antidiuretic Hormone (ADH) in the body?

<p>Regulates water absorption by the kidneys (C)</p> Signup and view all the answers

Which hormone is produced by the Pineal Gland and has been implicated in seasonal affective disorder?

<p>Melatonin (C)</p> Signup and view all the answers

Which hormone is responsible for the contraction of the uterus during childbirth and milk ejection during lactation?

<p>Oxytocin (B)</p> Signup and view all the answers

Which hormone is involved in the regulation of the sleep-wake cycle and is produced by the Pineal Gland?

<p>Melatonin (C)</p> Signup and view all the answers

Which hormone is involved in the regulation of the body's metabolic processes and is produced by the Thyroid Gland?

<p>Thyroxine (T4) (B)</p> Signup and view all the answers

Which hormone is involved in the regulation of the body's calcium levels and is produced by the Parathyroid Gland?

<p>Parathyroid Hormone (PTH) (D)</p> Signup and view all the answers

Which hormone is involved in the regulation of the body's blood sugar levels and is produced by the Islets of Langerhans in the pancreas?

<p>Insulin (B)</p> Signup and view all the answers

Which hormone is primarily involved in the initiation and maintenance of labor in pregnant women?

<p>Oxytocin (A)</p> Signup and view all the answers

Which hormone regulates skin pigmentation and promotes the deposit of melanin in the skin after exposure to sunlight?

<p>Melanocyte-stimulating hormone (A)</p> Signup and view all the answers

Which gland is primarily responsible for the production of melatonin, a hormone that regulates sleep-wake cycles?

<p>Pineal gland (A)</p> Signup and view all the answers

Which hormone is primarily responsible for stimulating the mammary glands to release milk?

<p>Oxytocin (A)</p> Signup and view all the answers

Which hormone is primarily responsible for regulating water balance in the body?

<p>Antidiuretic hormone (B)</p> Signup and view all the answers

Which hormone is primarily responsible for regulating the influx of sodium and potassium ions into cells?

<p>Oxytocin (A)</p> Signup and view all the answers

Which gland is responsible for the secretion of oxytocin?

<p>Pituitary Gland (A)</p> Signup and view all the answers

What is the primary function of oxytocin in the human body?

<p>Induces labor and milk ejection in females (A)</p> Signup and view all the answers

Which hormone does the Pineal Gland primarily secrete?

<p>Melatonin (D)</p> Signup and view all the answers

What is the primary function of melatonin in the human body?

<p>Regulates sleep-wake cycles (A)</p> Signup and view all the answers

Which gland does not play a role in the secretion of sex hormones?

<p>Pineal Gland (B)</p> Signup and view all the answers

Which hormone is responsible for regulating the sleep-wake cycle in response to light and darkness?

<p>Melatonin (C)</p> Signup and view all the answers

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