Practice Test - General Histology and Embryology PDF

PRACTICE TEST GENERAL HISTOLOGY AND EMBRYOLOGY DISCLAIMER: THIS IS A PRACTICE TEST. IT MAY NOT REPRESENT THE QUESTIONS, OR EVEN ALL THE QUESTIONS IN THE ACTUAL EXAMINATION. THIS IS PRESEMPTUOUS IN NATURE AND WITH NO KNOWN PROBABILITY...

PRACTICE TEST GENERAL HISTOLOGY AND EMBRYOLOGY DISCLAIMER: THIS IS A PRACTICE TEST. IT MAY NOT REPRESENT THE QUESTIONS, OR EVEN ALL THE QUESTIONS IN THE ACTUAL EXAMINATION. THIS IS PRESEMPTUOUS IN NATURE AND WITH NO KNOWN PROBABILITY WHETHER THE QUESTIONS WOULD APPEAR OR NOT ON THE ACTUAL EXAMINATION. GOOD LUCK! Staining / Tissue Preparation 1. Which of the following stain blue with H&E stain? a. Cytoplasm b. Collagen fibers c. Nucleus d. Elastic fibers e. Decalcified bone matrix 2. What are Sudan stains used primarily for? a. Blood b. Fat c. Nervous tissue d. Elastic fibers e. Decalcified bone matrix 3. What is Mucicarmine stain used primarily for? a. Blood b. Fat c. Nervous tissue d. Elastic fibers e. Epithelial mucin 4. What is Wright's stain used primarily for? a. Blood b. Fat c. Nervous tissue d. Elastic fibers e. Decalcified bone matrix 5. What color do elastic fibers stain with Verhoeff Elastic stain? a. Red/Orange b. Pink/red c. Purple/Red  d. Blue/black e. Green/blue 6. During the preparation of a routine H&E slide, what step occurs after the tissue is preserved? a. Fixation b. Embedding in paraffin c. Staining d. Slicing e. Dehydration 7. During the preparation of a routine H&E slide, how is the tissue preserved? a. Fixation b. Embedding in paraffin c. Staining d. Slicing e. Dehydration 8. During the preparation of a routine H&E slide, what allows the tissue to be visualized? a. Fixation b. Embedding in paraffin c. Staining d. Slicing e. Dehydration 9. Which of the following would be best suited to visualize reticular fibers? a. Wright's stain b. Hematoxylin and eosin stain c. Sudan stain d. Silver impregnation e. Masson's trichrome stain 10. Which of the following would be best suited to visualize lipid? a. Wright's stain b. Hematoxylin and eosin stain c. Sudan stain d. Silver impregnation e. Masson's trichrome stain Epithelial Tissues 11. What type of tissue lines the bladder? a. Simple squamous epithelium b. Simple cuboidal epithelium c. Simple columnar epithelium  d. Stratified squamous epithelium e. Transitional epithelium 12. What type of tissue lines most ducts? a. Simple squamous epithelium b. Simple cuboidal epithelium c. Simple columnar epithelium d. Stratified squamous epithelium e. Transitional epithelium 13. What type of epithelium is associated with goblet cells? a. Simple squamous epithelium b. Simple cuboidal epithelium c. Simple columnar epithelium d. Stratified squamous epithelium e. Pseudostratified epithelium 14. What type of epithelial cells are as tall as they are wide? a. Simple b. Stratified c. Squamous d. Cuboidal e. Columnar 15. What do you call the simple squamous epithelium that lines the blood vessels? a. Epithelioid tissue b. Mesothelium c. Endothelium d. Transitional e. Pseudostratified 16. What cell type makes up the mucosa of the gallbladder? a. Simple squamous epithelium b. Simple cuboidal epithelium c. Simple columnar epithelium d. Stratified squamous epithelium e. Transitional epithelium 17. Which of the following is lined by a serosa? a. Genitourinary tract b. Peritoneal cavity c. Respiratory tract d. Alimentary canal e. All of the above are lined by a serosa  18. What type of gland secretes its product through a duct or tube? a. Endocrine gland b. Multicellular gland c. Exocrine gland d. All of the above e. None of the above 19. What is a gland called if the secretory portion is flask shaped? a. Simple gland b. Compound gland c. Tubular d. Alveolar e. Tubuloalveolar 20. What forms the brush border? a. Microvilli b. Stereocilia c. Cilia d. Keratinization e. Both a and b Cell Biology 21. Which of the following is NOT a membranous organelle? a. Lysosomes b. Peroxisomes c. Mitochondria d. Ribosomes e. Endoplasmic reticulum 22. Which organelle contains digestive enzymes? a. Rough endoplasmic reticulum b. Smooth endoplasmic reticulum c. Lysosome d. Golgi apparatus e. Mitochondria 23. Which organelle is considered the powerhouse of the cell? a. Rough endoplasmic reticulum b. Smooth endoplasmic reticulum c. Lysosome d. Golgi apparatus e. Mitochondria 24. What structure is at the base of cilia? a. Ribosomes b. Peroxisome c. Microfilaments d. Centrioles e. Nucleoli 25. Which of the following is NOT considered an inclusion? a. Pigment b. Glycogen c. Lipid d. Secretory granules e. Mitochondria 26. Collectively, what is the cytoplasm and nucleus called? a. Plasmalemma b. Glycocalyx c. Protoplasm d. Cristae e. Ground substance 27. How thick is the plasma membrane? a. 8-10 angstroms b. 8-10 nanometers c. 8-10 micrometers d. 8-10 millimeters e. None of the above 28. What is the term for the general process that cells us to expunge material from the cell? a. Endocytosis b. Exocytosis c. Pinocytosis d. Phagocytosis e. Active transport 29. Which organelle sorts and packages proteins within a cell? a. Rough endoplasmic reticulum b. Smooth endoplasmic reticulum c. Lysosome d. Golgi apparatus e. Mitochondria 30. Which of the following is NOT a membranous organelle? a. Lysosomes b. Filaments c. Peroxisomes d. Mitochondria e. Endoplasmic reticulum 31. What are the folds on the inner mitochodrial membrane called? a. Plasmalemma b. Glycocalyx c. Protoplasm d. Cristae e. Ground substance 32. Which organelle is involved in lipid metabolism? a. Rough endoplasmic reticulum b. Smooth endoplasmic reticulum c. Lysosome d. Golgi apparatus e. Mitochondria 33. Which organelle contains detoxifying enzymes? a. Ribosomes b. Peroxisome c. Microfilaments d. Centrioles e. Nucleoli 34. Which of the following is NOT a membranous organelle? a. Microtubules b. Lysosomes c. Peroxisomes d. Mitochondria e. Endoplasmic reticulum 35. What is the limiting membrane of a cell? a. Plasmalemma b. Glycocalyx c. Protoplasm d. Cristae e. Ground substance 36. What is also called a low resistance junction? a. Tight junction b. Gap junction c. Junctional epithelium d. Junctional complex e. None of the above 37. Which of the following is an organelle? a. Pigment b. Glycogen c. Lipid d. Secretory granules e. Mitochondria 38. What is the term for the general process that cells us to bring things into the cell? a. Endocytosis b. Exocytosis c. Pinocytosis d. Phagocytosis e. Active transport 39. Which organelle produces protein for export? a. Rough endoplasmic reticulum b. Smooth endoplasmic reticulum c. Lysosome d. Golgi apparatus e. Mitochondria 40. Where are ribosomes constructed? a. Cytoskeleton b. Peroxisome c. Microfilaments d. Centrioles e. Nucleoli 41. Which of the following is a key structural component of the plasma membrane? a. Nucleic acids b. Phospholipids c. Ribosomes d. Collagen fibers 42. In histological staining, what feature of the plasma membrane is typically enhanced for visibility?  a) Hydrophilic head of phospholipids b) Protein channels c) Hydrophobic tail of phospholipids d) Glycoprotein and glycolipid regions 43. Which microscopic technique is used to observe the trilaminar appearance of the plasma membrane? a. Light microscopy b. Transmission electron microscopy (TEM) c. Scanning electron microscopy (SEM) d. Fluorescence microscopy Connective Tissues 44. Which is the most abundant fiber in connective tissue? a. Collagen fiber b. Elastic fiber c. Reticular fiber d. Purkinje fiber e. Muscle fibers 45. Which connective tissue cell type produces collagen? a. Fibroblast b. Connective tissue macrophage c. Histiocyte d. Plasma cell e. Mast cell 46. Which connective tissue cell type secretes histamine? a. Fibroblast b. Myofibroblast c. Histiocyte d. Plasma cell e. Mast cell 47. Which of the following can be classified as "specialized connective tissue"? a. Loose connective tissue b. Mesenchyme c. Adipose tissue d. Mucous connective tissue e. Dense connective tissue 48. Which of the following can be classified as "embryonic connective tissue"? a. Adipose tissue  b. Bone c. Blood d. Cartilage e. Mesenchyme 49. What is areolar tissue? a. Mucous connective tissue b. Mesenchyme c. Loose irregular connective tissue d. Dense irregular connective tissue e. Dense regular connective tissue 50. What type of adipose tissue tends to decrease as humans age? a. Brown adipose tissue b. White adipose tissue c. Unilocular adipose tissue d. Multilocular adipose tissue e. Both a and d 51. Which of the following would be best suited to visualize reticular fibers? a. Wright's stain b. Hematoxylin and eosin stain c. Sudan stain d. Silver impregnation e. Masson's trichrome stain