Endocrine System Quiz
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Questions and Answers

What is the role of ACTH in the adrenal gland?

  • Increased thyroid hormone production
  • Increased conversion of amino acids to glucose (correct)
  • Decreased cortisol secretion
  • Increased water reabsorption
  • Which three glands are involved in the feedback control of cortisol secretion?

  • Adrenal, hypothalamus, pituitary (correct)
  • Thyroid, adrenal, pituitary
  • Pituitary, pancreas, adrenal
  • Thyroid, pancreas, pituitary
  • What immediate hormonal change occurs after the surgical removal of the thyroid gland?

  • An increase in both thyroxine and TSH levels
  • A decrease in both thyroxine and TSH levels
  • A decrease in thyroxine level and an increase in TSH level (correct)
  • An increase in thyroxine level and a decrease in TSH level
  • Why is thyroid medication prescribed after thyroid gland removal?

    <p>To increase the rate of metabolism and increase heat production (C)</p> Signup and view all the answers

    What effect do diuretics have on ADH?

    <p>They inhibit its effect (B)</p> Signup and view all the answers

    Which hormone is primarily involved in regulating water reabsorption in the kidneys?

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

    What would be a likely consequence of an excess of cortisol in the body?

    <p>Suppressed immune function (A)</p> Signup and view all the answers

    Which of the following is a potential treatment for thyroid tumors?

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

    What is the correct order of processes involved in protein synthesis as described?

    <p>4, 1, 3, 2 (B)</p> Signup and view all the answers

    Which process occurs immediately after the mRNA exits the nucleus?

    <p>tRNA binds to mRNA. (B)</p> Signup and view all the answers

    The wirehaired kitten in the American Wirehair cat breed likely resulted from which of the following?

    <p>A random genetic mutation (D)</p> Signup and view all the answers

    For selecting breeding stock for the wirehair trait, which cat should be crossed with a potential breeding cat?

    <p>One without the wirehair phenotype (D)</p> Signup and view all the answers

    In the context of the American Wirehair cat's genetic trait, what does homozygous mean?

    <p>Having two identical alleles for a trait (C)</p> Signup and view all the answers

    What role do restriction enzymes play in the forensic investigation described?

    <p>They cut DNA into specific fragments for analysis. (B)</p> Signup and view all the answers

    What is the main purpose of gel electrophoresis in DNA analysis?

    <p>To separate DNA fragments based on size. (A)</p> Signup and view all the answers

    If two heterozygous American Wirehair cats mate, what is the probability that their offspring will have the wirehair phenotype?

    <p>75% (A)</p> Signup and view all the answers

    Which cells in the eye are primarily affected by sildenafil citrate that relate to color perception?

    <p>Cells located in the retina known as cones (C)</p> Signup and view all the answers

    Which of the following correctly identifies the role of interneurons in the nervous system?

    <p>They connect sensory neurons to motor neurons. (A)</p> Signup and view all the answers

    What sequence do pressure waves created by the deployment of an airbag travel through the ear?

    <p>4, 1, 2, 3 (C)</p> Signup and view all the answers

    Which type of neuron is responsible for executing motor responses following the processing of sensory information?

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

    Which structure in the ear is primarily responsible for converting sound vibrations into neural signals?

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

    What category of neuron is directly responsible for detecting environmental stimuli?

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

    What is the total number of chromosomes present during interphase according to the karyotype example?

    <p>46 (A)</p> Signup and view all the answers

    Which type of chromosomal abnormality are Patau syndrome and Edward syndrome classified as?

    <p>Autosomal trisomies (C)</p> Signup and view all the answers

    What is the primary function of the optic nerve in the visual process?

    <p>Transmitting visual information from the retina to the brain (B)</p> Signup and view all the answers

    In males, which chromosome carries the dominant sex-determining allele?

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

    During which stage of cell division do the chromosomes pair up and segregate to ensure proper distribution?

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

    What reproductive process do whiptail lizards use to produce offspring?

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

    The small homologous portions of the X and Y chromosomes in humans are primarily significant for which process?

    <p>Meiosis for sex chromosome pairing (C)</p> Signup and view all the answers

    Which chromosomal condition is associated with the row that identifies a male embryo and Patau syndrome?

    <p>Trisomy 13 (C)</p> Signup and view all the answers

    What is the outcome for the karyotype that shows a male embryo with Edward syndrome?

    <p>C1.1k, C2.5k (D)</p> Signup and view all the answers

    Which statement highlights a reproductive concern regarding genetically modified Atlantic salmon mating with native Pacific salmon?

    <p>Genetically modified fish mature earlier than native fish. (D)</p> Signup and view all the answers

    What is a significant concern regarding the food resources when genetically modified fish are introduced into the environment?

    <p>Genetically modified fish consume more than native fish. (C)</p> Signup and view all the answers

    Which statement accurately describes the mortality rate of genetically modified fish compared to native fish?

    <p>Genetically modified fish are 30% more likely to die before reaching sexual maturity than native fish. (D)</p> Signup and view all the answers

    What term describes the recovery of sea floor habitat in marine ecosystems after trawling has been prohibited?

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

    What potential problem arises from the sterilization techniques used on genetically modified fish?

    <p>Sterilization techniques are not 100% reliable. (B)</p> Signup and view all the answers

    How does the size of genetically modified fish compare to that of native fish?

    <p>Genetically modified fish have a mating advantage due to their larger size. (D)</p> Signup and view all the answers

    Which of the following is NOT a characteristic of genetically modified Atlantic salmon?

    <p>They are faster swimmers than native fish. (A)</p> Signup and view all the answers

    Which outcome may result from genetically modified fish escaping their cages?

    <p>Hybridization with native Pacific salmon, risking population decline. (A)</p> Signup and view all the answers

    What was the estimated population of burrowing owls in 1998 if the decline continued at the same rate as between 1991 and 1996?

    <p>1,024 (A)</p> Signup and view all the answers

    What is the per capita growth rate of the burrowing owl population from 1996 to 1998?

    <p>0.36 (C)</p> Signup and view all the answers

    Which type of relationship exists between a burrowing owl and a badger?

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

    What type of relationship is described between a sparrow hawk and a burrowing owl?

    <p>Interspecific competition (C)</p> Signup and view all the answers

    During which years did the burrowing owl population decline by 20% per year?

    <p>1991 to 1996 (D)</p> Signup and view all the answers

    What is included in the diet of young burrowing owls?

    <p>Mice, moles, and insects (B)</p> Signup and view all the answers

    In which habitat do burrowing owls primarily live?

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

    What role do badgers play in the burrowing owl's habitat?

    <p>They provide shelter by enlarging burrows. (A)</p> Signup and view all the answers

    Study Notes

    Assessment Exemplar Biology 30

    • The document is primarily for teachers, administrators, and parents
    • Biology 30 assessment exemplars were developed to aid teachers in interpreting specified curricular outcomes
    • Exemplars include multiple-choice and numerical-response questions, demonstrating a particular concept within a machine-scored format.
    • This document is organized by units (A, B, C, and D), containing general learning outcomes with specific outcomes.
    • Specific outcomes are categorized as knowledge (K), science technology and society (STS) or skills (S).
    • Example: A2.6k refers to Unit A, general outcome 2, specific outcome 6; outcome is knowledge-based.

    Content

    • The document includes illustrative exemplar material to the Biology 30 Program of Studies
    • The document comprises unit-by-unit exemplars
      • Unit A: pages 2-29
      • Unit B: pages 30-54
      • Unit C: pages 55-77
      • Unit D: pages 78-97
    • Examination-related materials are available on the Alberta Education website (education.alberta.ca).

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    Description

    Test your knowledge on the functions and interactions of various hormones and glands within the endocrine system. This quiz covers topics such as ACTH, cortisol, thyroid function, and gene traits in the American Wirehair cat breed. Challenge yourself and see how much you really know about these essential biological processes!

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