Parathyroid Gland and Hormones Quiz

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Questions and Answers

What is the function of the endocrine system?

  • To maintain body temperature
  • To control the nervous system
  • To secrete hormones for cell communication (correct)
  • To regulate heart rate

How do hormones travel to their destination in the body?

  • Through the nervous system
  • Via the bloodstream (correct)
  • By diffusion through the air
  • Through the lymphatic system

What is the primary difference between amino acid hormones and lipid hormones?

  • There is no difference between amino acid and lipid hormones
  • Amino acid hormones have shorter half-lives, while lipid hormones have longer half-lives
  • Amino acid hormones are lipid soluble, while lipid hormones are water soluble
  • Amino acid hormones are water soluble, while lipid hormones are lipid soluble (correct)

What is the function of autocrine signaling?

<p>It affects the same cell that secretes the chemical (C)</p> Signup and view all the answers

What is the purpose of the paracrine system?

<p>To affect other nearby cells (C)</p> Signup and view all the answers

Which hormone travels to a hormone receptor in the cell to cause a change?

<p>Thyroid stimulating hormone (TSH) (C)</p> Signup and view all the answers

What is the most used second messenger in the endocrine system?

<p>Cyclic adenosine phosphate (cAMP) (C)</p> Signup and view all the answers

What happens if a certain amount of hormone or drug is floating in the blood?

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

Which hormone is commonly known as vasopressin?

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

Which gland is like the command center for the endocrine system?

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

Which gland releases a hormone that decreases blood calcium levels?

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

What is the main function of parathyroid hormone (PH)?

<p>Increasing blood calcium levels (B)</p> Signup and view all the answers

Which hormone is responsible for inhibiting the inflammatory response and increasing blood glucose levels?

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

Which organ is both endocrine and exocrine and produces insulin?

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

Which hormone is responsible for promoting pancreatic enzyme and bile production to aid digestion?

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

What is the role of erythropoietin (EPO) produced by the kidneys?

<p>Stimulates blood cell production in the bone marrow (B)</p> Signup and view all the answers

Which hormone pathway begins with renin and leads to aldosterone production?

<p>Angiotensin 2 (C)</p> Signup and view all the answers

What is the function of fibroblast growth factor 23 produced by the skeleton?

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

Which tissue produces leptin, a hormone that regulates bone metabolism and appetite?

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

Which hormone's production decreases with aging, potentially contributing to osteoporosis?

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

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