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Lab Quiz Endocrine System

Quiz by Amanda Wood

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6 questions
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  • Q1
    The hypothalamus communicates with the _______________ via the hypothalmic-hypopyseal portal system
    anterior pituitary gland
    pineal gland
    parathyroid gland
    posterior pituitary gland
    30s
  • Q2
    A hormone is best described as a
    All of the above describe hormones.
    chemical released into the extracellular fluid that affects neighboring cells.
    chemical released by a neuron directly onto a target cell.
    chemical released into the bloodstream that typically acts on distant targets.
    30s
  • Q3
    Which of the following sets of hormones are antagonists?
    Insulin and glucagon.
    Calcitonin and cortisol.
    Epinephrine and norepinephrine.
    Growth hormone and thyroxine.
    30s
  • Q4
    Which of the following is true regarding endocrine organ histology?
    The adrenal cortex has three zones of cells that secrete steroid hormones.
    The pancreas has an exocrine portion consisting of pancreatic islets and an endocrine portion consisting of acinar cells.
    The thyroid gland consists of rings of stratified cuboidal follicle cells surrounding colloid.
    The adrenal medulla is modified nervous tissue of the parasympathetic nervous system.
    30s
  • Q5
    In a negative feedback loop, you would expect secretion from an endocrine gland to ______________ after homeostasis has been restored
    increase
    remain the same
    decrease
    30s
  • Q6
    Which is NOT something a hormone is composed of?
    protein
    steroid
    amine
    carbohydrate
    30s

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