Animal Biology 1 Endocrine System Quiz
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Questions and Answers

Which type of glands discharge hormones without a duct, directly into the blood stream?

  • Pituitary glands
  • Exocrine glands
  • Endocrine glands (correct)
  • Adrenal glands
  • What is the effect of Thyroid stimulating hormone (TSH) on the thyroid gland?

  • Stimulates cortisol production
  • Reduces follicle growth
  • Causes low metabolism
  • Triggers high metabolism (correct)
  • Which endocrine gland produces hormones and stores them until they are needed?

  • Adrenal gland
  • Pituitary gland (correct)
  • Pancreas
  • Thyroid gland
  • What is the effect of Vasopressin (or ADH) on the kidney?

    <p>Retains water</p> Signup and view all the answers

    Which hormone is responsible for the growth of bone, muscle, kidney, liver, and fat tissues?

    <p>Somatotropin or Growth Hormone (STH/GH)</p> Signup and view all the answers

    Which gland is responsible for producing the 'sleep hormone', melatonin?

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

    What is the effect of Oxytocin on the uterus and udder?

    <p>Promotes smooth muscle contraction for birth</p> Signup and view all the answers

    What is the primary function of hormones produced by endocrine glands?

    <p><strong>Bind to specific receptor molecules and trigger reactions</strong></p> Signup and view all the answers

    Where do hormones produced by endocrine glands travel through?

    <p>Circulatory system</p> Signup and view all the answers

    What is the role of the hypothalamus in the endocrine system?

    <p>Controlling the autonomic nervous system</p> Signup and view all the answers

    In the endocrine system, how are the effects of chemical messengers (hormones) different from electrical impulses along nerves?

    <p>Hormones are secreted into the blood stream</p> Signup and view all the answers

    What is the main function of the pituitary gland in the endocrine system?

    <p>Master endocrine gland</p> Signup and view all the answers

    Which system is responsible for a rapid and immediate response by electrical impulses along nerves?

    <p>Nervous system</p> Signup and view all the answers

    What is the primary role of hormones in the endocrine system?

    <p>Long-lasting effects through chemical messengers</p> Signup and view all the answers

    Which organ is considered the control centre of the autonomic nervous system?

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

    What distinguishes the effects of hormones from electrical impulses along nerves in terms of response time and duration?

    <p>Hormones have longer response time and long-lasting effects</p> Signup and view all the answers

    Which gland is often referred to as the 'master' endocrine gland?

    <p>'Pituitary gland'</p> Signup and view all the answers

    How do animals adapt to changes in the environment through the endocrine system?

    <p>'By secreting hormones into the blood stream'</p> Signup and view all the answers

    Which axis is responsible for connecting the nervous and endocrine systems?

    <p>Hypothalamus-Pituitary Axis (HPA)</p> Signup and view all the answers

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