MCQs Craniofacial Growth Lec 1 PDF

## Growth: A biological sense 1. What is the definition of growth in a biological sense? - An increase in size or weight of a tissue, an organ, or an individual - Progress towards maturity - Final outcome in which peak of development is attained - All of the above 2. What is the pat...

## Growth: A biological sense 1. What is the definition of growth in a biological sense? - An increase in size or weight of a tissue, an organ, or an individual - Progress towards maturity - Final outcome in which peak of development is attained - All of the above 2. What is the pattern of growth called when an organ grows at the same rate as the rest of the body? - Isometric growth - Allometric growth - Multiplicative growth - Auxetic growth 3. What is the type of growth where growth occurs by an increase in the number of cells due to mitotic cell division? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 4. What is the first phase of growth called where the growth curve rises gradually? - Lag period - Exponential period - Deaccelerating growth period - Growth spurt 5. Which stage of prenatal growth is characterized by the embryo becoming child-like in appearance? - Fertilized ovum (egg), or zygote - Embryo (from 2 to 8 weeks) - Fetus (from 2 to 9 lunar months) - All of the above 6. What is the name of the growth curve that describes the pattern of growth in humans? - Scammon's growth curve - Cephalic-caudal gradient of growth - Growth spurt - None of the above 7. What is the type of growth where growth occurs as a result of an increase in the size of cells, with the number of cells remaining the same? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 8. Which of the following is not one of the three distinct stages of prenatal growth? - Fertilized ovum (egg), or zygote - Embryo (from 2 to 8 weeks) - Fetus (from 2 to 9 lunar months) - Newborn (first 2 weeks) 9. What is the name of the growth gradient where the growth rate is higher in the cephalic (head) region compared to the caudal (tail) region? - Cephalic-caudal gradient of growth - Scammon's growth curve - Growth spurt - None of the above 10. Which type of growth is characterized by the addition of new layers on the previously formed layers, and is the characteristic type of growth seen in rigid materials like bone? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 11. What is the purpose of monitoring growth and development? - To track the stage of growth for health and dental treatment - For education and research - Both a and b - None of the above 12. What is the phase of growth where the growth curve rises steeply, and the organism enlarges by doubling and redoubling in size? - Lag period - Exponential period - Deaccelerating growth period - Growth spurt 13. During which stage of prenatal growth do the rudiments of all organs and systems form? - Fertilized ovum (egg), or zygote - Embryo (from 2 to 8 weeks) - Fetus (from 2 to 9 lunar months) - All of the above 14. What is the type of growth where growth occurs by the addition of new cells to the surface of an organ or tissue? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 15. What is the name of the growth curve that describes the differential growth patterns in different parts of the body? - Scammon's growth curve - Cephalic-caudal gradient of growth - Growth spurt - None of the above 16. During which phase of growth does the rate of acceleration equal the rate of catabolism? - Lag period - Exponential period - Deaccelerating growth period - Growth spurt 17. What is the term used to describe the progress towards maturity and the orderly and sequential changes that take place over time from conception until death? - Growth - Development - Maturation - None of the above 18. What is the pattern of growth called when an organ grows at a different rate from the rest of the body, causing changes in the external form of the organism? - Isometric growth - Allometric growth - Multiplicative growth - Auxetic growth 19. What is the type of growth where growth occurs by the enlargement of existing cells, with no increase in the number of cells? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 20. What is the final outcome of the development process, where the peak of development is attained? - Growth - Development - Maturation - None of the above 21. Which of the following is not a type of growth? - Isometric growth - Allometric growth - Multiplicative growth - Differentiation 22. During which stage of prenatal growth does the fertilized egg transform into an embryo? - Fertilized ovum (egg), or zygote - Embryo (from 2 to 8 weeks) - Fetus (from 2 to 9 lunar months) - All of the above 23. What is the name of the growth gradient where the growth rate is higher in the caudal (tail) region compared to the cephalic (head) region? - Cephalic-caudal gradient of growth - Scammon's growth curve - Growth spurt - None of the above 24. What is the type of growth where growth occurs by the addition of new layers on the previously formed layers, and is characteristic of rigid materials like bone? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 25. What is the purpose of monitoring growth and development in the context of dental treatment? - To track the stage of growth for health - To track the stage of growth for dental treatment - Both a and b - None of the above 26. What is the phase of growth where the growth curve rises slowly and becomes horizontal, signifying the limit of growth? - Lag period - Exponential period - Deaccelerating growth period - Growth spurt 27. During which stage of prenatal growth does the rate of growth in length and weight become considerably high? - Fertilized ovum (egg), or zygote - Embryo (from 2 to 8 weeks) - Fetus (from 2 to 9 lunar months) - All of the above 28. What is the type of growth where growth occurs by the addition of new cells to the interior of an organ or tissue? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 29. What is the name of the growth curve that describes the pattern of growth in different tissues and organs in the body? - Scammon's growth curve - Cephalic-caudal gradient of growth - Growth spurt - None of the above 30. What is the phase of growth where the organism is getting prepared for growth by synthesizing enzymes and accumulating substances to metabolize protoplasmic components? - Lag period - Exponential period - Deaccelerating growth period - Growth spurt 31. What is the term used to describe the orderly and sequential changes that take place over time from conception until death? - Growth - Development - Maturation - All of the above 32. What is the pattern of growth called when an organ grows at a different rate from the rest of the body, causing changes in the external form of the organism? - Isometric growth - Allometric growth - Multiplicative growth - Auxetic growth 33. What is the type of growth where growth occurs by an increase in the number of cells due to mitotic cell division, and is characteristic of embryonic growth? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 34. What is the final outcome of the development process, where the peak of development is attained, and the organism reaches its full potential? - Growth - Development - Maturation - None of the above 35. Which of the following is not a phase of growth? - Lag period - Exponential period - Deaccelerating growth period - Differentiation 36. During which stage of prenatal growth does the fertilized egg transform into a fetus? - Fertilized ovum (egg), or zygote - Embryo (from 2 to 8 weeks) - Fetus (from 2 to 9 lunar months) - All of the above 37. What is the name of the growth gradient where the growth rate is higher in the cephalic (head) region compared to the caudal (tail) region? - Cephalic-caudal gradient of growth - Scammon's growth curve - Growth spurt - None of the above 38. What is the type of growth where growth occurs by the addition of new layers on the previously formed layers, and is characteristic of rigid materials like bone? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 39. What is the purpose of monitoring growth and development in the context of education and research? - To track the stage of growth for health - To track the stage of growth for dental treatment - Both a and b - None of the above 40. What is the phase of growth where the growth curve rises steeply, and the organism enlarges by doubling and redoubling in size? - Lag period - Exponential period - Deaccelerating growth period - Growth spurt 41. During which stage of prenatal growth does the embryo become child-like in appearance? - Fertilized ovum (egg), or zygote - Embryo (from 2 to 8 weeks) - Fetus (from 2 to 9 lunar months) - All of the above 42. What is the type of growth where growth occurs by the addition of new cells to the surface of an organ or tissue? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 43. What is the name of the growth curve that describes the differential growth patterns in different parts of the body, with higher growth rates in certain regions? - Scammon's growth curve - Cephalic-caudal gradient of growth - Growth spurt - None of the above 44. During which phase of growth does the rate of acceleration equal the rate of catabolism, and growth ceases? - Lag period - Exponential period - Deaccelerating growth period - Growth spurt 45. What is the term used to describe the progress towards maturity and the orderly and sequential changes that take place over time from conception until death, resulting in the organism reaching its full potential? - Growth - Development - Maturation - All of the above 46. What is the pattern of growth called when an organ grows at a different rate from the rest of the body, causing changes in the external form of the organism? - Isometric growth - Allometric growth - Multiplicative growth - Auxetic growth 47. What is the type of growth where growth occurs by the enlargement of existing cells, with no increase in the number of cells? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth 48. What is the name of the growth curve that describes the pattern of growth in different tissues and organs in the body, with higher growth rates in certain regions? - Scammon's growth curve - Cephalic-caudal gradient of growth - Growth spurt - None of the above 49. During which stage of prenatal growth does the fertilized egg transform into an embryo, with the rudiments of all organs and systems forming? - Fertilized ovum (egg), or zygote - Embryo (from 2 to 8 weeks) - Fetus (from 2 to 9 lunar months) - All of the above 50. What is the type of growth where growth occurs by the addition of new layers on the previously formed layers, and is characteristic of rigid materials like bone? - Multiplicative or Embryonic growth - Auxetic growth - Accretionary growth - Appositional growth By. AM MahgouB