Across
- 6. the most common and the fastest decalcifying agent
- 7. failure of an organ to reach its normal mature adult size
- 10. provides better support for the harder elements in a specimen allowing thinner sections to be obtained
- 11. a volatile oil found in citrus peels
- 13. a polymerized form of formaldehyde, usually obtained as a fine white powder
- 14. the simplest, most common and best embedding medium used for routine tissue processing.
- 16. used for infiltrating eye specimens
- 17. a synthetic wax substitute similar to paraplast with a melting point of 56-58°C
- 18. microtome invented by Trefall, the simplest among the different types of microtomes
- 20. mixture of highly purified paraffin and synthetic plastic polymers
- 25. considered to be the major factor responsible for the effects of microwaves during tissue fixation.
- 26. impregnation process where specific tissue elements are demonstrated by colorless solutions of metallic salts
- 28. drying & wrinkling of the anterior chamber of the eye and cornea
- 30. the process of sealing the margins of the cover-slip to prevent the escape of fluid
- 32. can fix and also dehydrate tissues at the same time
- 33. minimum shrinkage for dehydrating sections and smear
- 36. a method of cytology in which cells are collected using various tools from body surfaces (skin, mucous membranes)
- 38. defined as a process in which water is entirely removed from the tissues
- 39. serves as a link or bridge between the tissue and the dye
- 40. a resinous medium recommended for small tissue sections
- 42. knife used for trimming and semi-thin sectioning of tissue blocks for electron microscopy
- 43. a substance which can be smeared on to the slides so that the sections stick well to the slides
- 44. has a high index of refraction and provides greater visibility if slightly diluted with water
- 46. a water soluble wax for enzyme histochemistry
- 50. oil that causes minimum shrinkage of tissues
- 52. defined as the killing, penetration and hardening of tissues
- 53. compound fixative recommended for nuceleoproteins
- 55. fixative used for acid mucopolysaccharides & tissue mucin
- 56. pain due to the release of chemical substances like bradykinin that stimulates nerve endings for pains.
- 57. embedding that involves wax impregnation under negative atmospheric pressure inside an embedding oven
- 59. complete nonappearance (absence) of organ
Down
- 1. product of paraffin with rubber
- 2. is a natural resin extracted from the Canadian tree, Abus Balsamea
- 3. recommended for cutting paraffin - embedded sections on a rotary microtome
- 4. knife used to cut any type of resin block for electron microscopy
- 5. a colorless clearing agent that is most commonly used in histology laboratories
- 8. refers to the manner on how the disease develops
- 9. the process whereby the clearing agent is completely removed from the tissue
- 12. a moderate-acting decalcifying agent which produces better nuclear staining with less tissue distortion
- 15. taken in by the tissue & stabilizes tissue proteins
- 19. supplied as a 40% aqueous solution; smallest aldehyde fixative
- 21. considered the most common metallic fixative
- 22. substitute for Xylene and Benzene
- 23. is the selective removal of excess stain from the tissue during regressive staining
- 24. preferred by some as clearing agent in the embedding process of tissues because it penetrates and clears tissues rapidly
- 27. involves getting tissue sample from a living person
- 28. can act both as dehydrating agent and clearing agent
- 29. gives more polishing effect than Belgium yellow
- 31. process of grinding the cutting edge to have an edge
- 34. the process of removing excess fixative from athe tissue after fixation
- 35. isoprene polymers found in essential oils originally derived from plants
- 37. refers to the cause; genetic or acquired
- 41. a synthetic resin mixture in xylene, available in a pale yellow or colorless solution
- 45. removal of calcium ions or lime salts from the organic extracellular matrix
- 47. oil recommended for clearing embryos, insects, and other very delicate specimens
- 48. staining process whereby tissue elements are stained in a definite sequence
- 49. the selective staining of living cell constituents
- 51. a synthetic resin which is soluble in xylene
- 54. a reagent that both dehydrates and clears tissues since it is miscible in both water and paraffin
- 58. recommended for plant and animal micro techniques