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

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

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

Where do hormones produced by endocrine glands travel through?

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

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

<p>Controlling the autonomic nervous system (C)</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 (D)</p> Signup and view all the answers

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

<p>Master endocrine gland (C)</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 (D)</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 (D)</p> Signup and view all the answers

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

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

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

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

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

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

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