BIOL 2404 Work Sheet
Cells and Tissues
Each worksheet is worth 25 points total. Point values are listed for each question.
Only answers with corresponding numbers are to be submitted as an email attachment in a MS Word document.
Anatomy Section 10 points total
Cell
(0.5 points each)
Identify the following cell parts:
__________1. threadlike structures in the nucleus, genetic material
__________2. site of detoxification of harmful chemicals
__________3. membrane system consisting of flattened sacs that
packages products for export
__________4. organelle responsible for ATP synthesis
__________5. plasma membrane extensions that increase surface area
__________6. membrane system extension of the nuclear membrane
that contains embedded ribosomes for protein synthesis
7. Define cell
8. Define organelle
9.,10. Name the mitotic phases and explain the importance of mitotic cell division.
Tissues
(0.5 points each)
Identify the following major tissue types
__________11. excitable tissue that quickly regulates body’s functions
__________12. anchors and packages organs
__________13. major function is to contract
__________14. forms exocrine and endocrine glandular organs
__________15. lines body cavities and covers body’s external surface
__________16. the most durable tissue type
17. Define tissue
18. Define the connective tissue matrix
19. Why do epithelial tissues have different cell shapes and layers?
20. Why are muscle and nervous tissues considered to be excitable?
Physiology Section 10 points total
Cell
(0.5 points each)
21. Define simple diffusion
22. Define osmosis
23. Explain the relationship between diffusion rate and molecular size.
24. Explain the relationship between diffusion rate and temperature.
25. What is the driving force for filtration?
26. Define Hypotonic solution
27. Define Hypertonic solution
28. Define isotonic solution
29. What does it mean when the cell membrane is described as Semipermeable?
30. What is the difference between active and passive membrane transport?
Tissue
(0.5 points each)
Identify the following SPECIFIC tissue type for these functions
__________31. striated, voluntary, attached to bone
__________32. insulates against heat loss, provides reserve energy
__________33. most suited for rapid diffusion
__________34. lines much of the respiratory tract
__________35. involuntary, spindle shaped cells, single nucleus, wall of viscera
__________36. forms ligaments and tendons
__________37. lines tubules of the kidney
__________38. involuntary, striated, branching cells that form the myocardium
__________39. composes part of the basement membrane, soft, jelly like packing
__________40. stretches and lines most of the urinary tract
Medical Terminology Section
3 points total
(0.5 points each)
Define the following medical terms
41. cytoplasm
42. histology
43. anatomy
44. physiology
45. homeostasis
46. visceral
Essay Section 2 points total
47. What is the purpose of obtaining cytological and/or biopsy samples?
48. Name and give the function of a tissue membrane.
49. How are organs related to tissues?
50. How are systems related to organs?