Professor Tate's Test 1: Ch 15- 17

115 Questions | Total Attempts: 104

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Professor Quizzes & Trivia

Questions from previous tests for Tate's A&P class: Chapters 15-17.


Questions and Answers
  • 1. 
    1.    The hypothalamic-hpophyseal tract:
    • A. 

      Connects the hypophysis to the pituitary gland

    • B. 

      Is the site of prolactin synthesis

    • C. 

      Conducts aldosterone to the hypophysis

    • D. 

      Is partly contained within the infundibulum

  • 2. 
    The immediate response to blood vessel injury is:
    • A. 

      Clot contraction

    • B. 

      Platelet plug formation

    • C. 

      Vascular spasm

    • D. 

      Coagulation

  • 3. 
    Which of the following is true about Calcium homeostasis?
    • A. 

      High calcium levels cause bone resorption

    • B. 

      Increased calcitonin levels will cause increased blood calcium levels

    • C. 

      Parathyroid hormone causes an increase in osteoblast activity.

    • D. 

      Parathyroid hormone is the single most important regulator of calcium levels in the blood.

  • 4. 
    The hormone that triggers ovulation of an egg from the female ovary is:
    • A. 

      Follicle-stimulating hormone

    • B. 

      Prolactin

    • C. 

      Progesterone

    • D. 

      Luteinizing hormone

  • 5. 
    Which of the following is not a cause of bleeding disorders?
    • A. 

      Thrombocytopenia, a condition of decreased circulating platelets

    • B. 

      A defect in the clotting cascade

    • C. 

      Excess secretion of platelet-derived growth factor (PDGF)

    • D. 

      Vitamin K deficiency

  • 6. 
    Which of the following is not a formed element
    • A. 

      Leucocyte

    • B. 

      Platelet

    • C. 

      Plasma

    • D. 

      Erythrocyte

  • 7. 
    The special type of hemoglobin preent in fetal red blood cells is:
    • A. 

      Hemoglobin F

    • B. 

      Hemoglobin S

    • C. 

      Hemoglobin A

    • D. 

      Hemoglobin B

  • 8. 
    Prostaglandins are:
    • A. 

      Glycerol hormones

    • B. 

      Amino acid-based hormones

    • C. 

      Lipid hormones manufactured in cell plasma membranes

    • D. 

      Target hormones

    • E. 

      Steroid hormones

  • 9. 
    Select the correct statement about equilibrium.
    • A. 

      Cristae respond to angular acceleration.

    • B. 

      The weight of the endolymph contained within the semicircular canals against the maculae is responsible for static equilibrium.

    • C. 

      Hair cells of both types of equilibrium hyperpolarize only, resulting in an increased rate of impulse transmission.

    • D. 

      Due to dynamic equilibrium, movement can be perceived if rotation o the body continues at a constant rate.

  • 10. 
    Place the following in correct developmental sequence:1. reticulocyte2. proerythroblast3. normoblast4. late erythroblast
    • A. 

      2, 4, 3, 1

    • B. 

      1, 2, 3, 4

    • C. 

      2, 1, 3, 4

    • D. 

      1, 3, 2, 4

  • 11. 
    Virtually all of the protein or amino acid-based hormones exert their effects through intracellular:
    • A. 

      Deactivators

    • B. 

      Second messengers

    • C. 

      Nucleotides

    • D. 

      Ions

  • 12. 
    Which of the following is a protective function of blood?
    • A. 

      Maintenance of normal Ph in body tissue

    • B. 

      Maintenance of body temperature

    • C. 

      Prevention of blood loss

    • D. 

      Maintenance of adequate fluid volume

  • 13. 
    Which sequence is correct for the following events:1. fibrinogen -- fibrin2. clot retraction3. formation of thromboplastin4. prothrombin -- thrombin
    • A. 

      4, 3, 1, 2

    • B. 

      1, 2, 3, 4

    • C. 

      3, 2, 1, 4

    • D. 

      3, 4, 1, 2

  • 14. 
    The eye muscle that elevates and turns the eye laterally is the:
    • A. 

      Superior oblique

    • B. 

      Lateral rectus

    • C. 

      Medial rectus

    • D. 

      Inferior oblique

  • 15. 
    Which of the following is NOT an action of the catecholamines:
    • A. 

      Dilation of the small passages of the lungs

    • B. 

      Increased heart rate

    • C. 

      Stimulation of the sympathetic nervous system

    • D. 

      Increased blood glucose levels

    • E. 

      Decreased blood pressure

  • 16. 
    Blood is a:
    • A. 

      Suspension

    • B. 

      Homogeneous compound

    • C. 

      Heterogeneous compound

    • D. 

      Colloid

  • 17. 
    Together, leukocytes and platelets comprise approximately _______ % of total blood volume
    • A. 

      10

    • B. 

      45

    • C. 

      75

    • D. 

      1

  • 18. 
    The reflexive movement of the eyes medially when viewing close objects is called
    • A. 

      Photopupillary reflex

    • B. 

      Adaptation reflex

    • C. 

      Accommodation pupillary reflex

    • D. 

      Projection reflex

    • E. 

      Convergence

  • 19. 
    The hormone that is antagonistic to calcitonin is:
    • A. 

      Melatonin

    • B. 

      Thyroxine

    • C. 

      Aldosterone

    • D. 

      Prolactin

    • E. 

      Parathyroid hormone

  • 20. 
    Olfactory cells an taste buds are normally stimulated by:
    • A. 

      Stretching of the receptor cell

    • B. 

      Movement of a cupula

    • C. 

      The movement of otoliths

    • D. 

      Substances in solution

  • 21. 
    What is the main function of the rods in the eye?
    • A. 

      Accommodation for near vision

    • B. 

      Vision in dim light

    • C. 

      Color vision

    • D. 

      Depth perception

  • 22. 
    Taste buds are not found:
    • A. 

      In circumvallate papillae

    • B. 

      In fungiform papillae

    • C. 

      In filiform papillae

    • D. 

      Lining the buccal cavity

  • 23. 
    Catecholamines and/or peptide hormones bind to receptors on the surface of cells that comprise target organs. This binding causes:
    • A. 

      The activation of a potassium pump

    • B. 

      The opening of a sodium pump

    • C. 

      An immediate change in genetic activity

    • D. 

      Adenylate cyclase to generate cyclic AMP from ATP

  • 24. 
    _________ is a pivotal molecule associated with the external surfaces of aggregated platelets and is involved in the intrinsic and extrinsic mechanisms of blood clotting.
    • A. 

      Thromboplastin (prothrombin activator)

    • B. 

      PF3

    • C. 

      Thrombin

    • D. 

      PGI2

  • 25. 
    Growth hormone:
    • A. 

      Promotes long bone growth during the formative years

    • B. 

      Is regulated by humoral mechanisms.

    • C. 

      Is also called somatostatin

    • D. 

      Secretion results in a decrease in muscle mass

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