Chemical Control and Coordination
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Questions and Answers

Which of the following hormones is produced by the heart?

  • Insulin
  • ANF (correct)
  • Erythropoietin
  • Gastrin
  • What type of hormone is testosterone?

  • Peptide
  • Amino acid derivative
  • Protein
  • Steroid (correct)
  • Which of the following hormones is produced by the gastrointestinal tract?

  • Insulin
  • Gastrin (correct)
  • FSH
  • Erythropoietin
  • What is the primary function of the hormone erythropoietin produced by the kidney?

    <p>Production of red blood cells</p> Signup and view all the answers

    Which of the following types of hormones are soluble in water?

    <p>Peptide hormones</p> Signup and view all the answers

    What type of hormone is estrogen?

    <p>Steroid</p> Signup and view all the answers

    What types of hormones are produced by non-endocrine tissues?

    <p>Growth factors</p> Signup and view all the answers

    What is the characteristic of hormones and receptors?

    <p>They perfectly fit with each other</p> Signup and view all the answers

    Where are intracellular receptors present?

    <p>Inside the membrane of the target cell</p> Signup and view all the answers

    What is the function of membrane receptors?

    <p>They act as first messengers</p> Signup and view all the answers

    What is the result of hormone binding to a receptor protein?

    <p>It forms a hormone-receptor complex</p> Signup and view all the answers

    Where are hormone receptors present?

    <p>Only on target cells</p> Signup and view all the answers

    Which type of hormones generates second messengers like cyclic AMP, IP3, and Ca2+?

    <p>Hormones that interact with membrane-bound receptors</p> Signup and view all the answers

    What is the primary function of hormones that interact with intracellular receptors?

    <p>Regulation of gene expression</p> Signup and view all the answers

    Which of the following glands is not an endocrine gland?

    <p>Pancreas</p> Signup and view all the answers

    Which pituitary hormone stimulates the thyroid gland?

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

    Which hormone enters the target cell to regulate gene expression?

    <p>Steroid hormone</p> Signup and view all the answers

    Which of the following is not a function of hormones that interact with membrane-bound receptors?

    <p>Regulation of gene expression</p> Signup and view all the answers

    What is the primary function of thyroid hormones in children?

    <p>Growth and brain development</p> Signup and view all the answers

    What is the effect of hypothyroidism on the growth and development of a baby?

    <p>Decreased growth and brain development</p> Signup and view all the answers

    What is the characteristic of Graves' disease?

    <p>Enlargement of thyroid gland, protruding eyeballs, and increased BMR</p> Signup and view all the answers

    What is the cause of myxoedema?

    <p>Deficiency of iodine in the diet of pregnant woman or the child</p> Signup and view all the answers

    What is the effect of hypothyroidism on the rate of metabolism?

    <p>Decreased rate of metabolism</p> Signup and view all the answers

    What is the symptom of hypothyroidism?

    <p>Fatigue and sluggishness</p> Signup and view all the answers

    What is the primary function of catecholamines during emergency situations?

    <p>To break down glycogen and increase blood sugar levels</p> Signup and view all the answers

    What is the result of prolonged hyperglycemia?

    <p>A complex disorder known as diabetes mellitus</p> Signup and view all the answers

    What is the effect of insulin on hepatocytes and adipocytes?

    <p>It enhances cellular glucose uptake and utilization</p> Signup and view all the answers

    What is the percentage of the pancreatic tissue that is composed of Islets of Langerhans?

    <p>1-2%</p> Signup and view all the answers

    What is the effect of epinephrine on skeletal, cardiac, and smooth muscles?

    <p>It acts on the muscles to increase alertness and heart rate</p> Signup and view all the answers

    What is the result of hypoglycemia?

    <p>A decrease in the blood glucose level below normal</p> Signup and view all the answers

    What type of hormone is produced by the Leydig cells in the testes?

    <p>Androgen</p> Signup and view all the answers

    Which of the following hormones is produced by the ovarian follicles and aids in the preparation of the uterus for a fertilized egg?

    <p>Progesterone</p> Signup and view all the answers

    What is the mechanism of action of protein hormones, such as FSH, on the ovarian cell membrane?

    <p>Binding to a receptor and generating a second messenger</p> Signup and view all the answers

    What is the primary function of the hormone ANF produced by the heart?

    <p>Regulating blood pressure</p> Signup and view all the answers

    Which of the following hormones is produced by the gastrointestinal tract and stimulates the pancreas to release digestive enzymes?

    <p>CCK</p> Signup and view all the answers

    What type of hormone is produced by the ovaries and plays a crucial role in female reproductive processes?

    <p>Estrogen</p> Signup and view all the answers

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