Docstoc

ap_chapter_3

Document Sample
ap_chapter_3 Powered By Docstoc
					                                               Cells and Tissues

Reading Assignment: Essentials of Human Anatomy and Physiology Ch. 3



Learning Targets/ I Can:
Define and use the key terminology from the chapter

Describe the characteristics of a human cell

Draw and label a generalized cell

Identify and describe the functions of cellular components: the cell membrane, cytoplasm, inclusions
and organelles

Define and discuss the significance of cellular mitosis and differentiation

Describe both passive and active transport and provide examples of each

Describe the locations, functions, characteristics and methods of classification of epithelial tissues

Describe the locations, functions, structural characteristics and five types of connective tissue

Describe the functions of the three types of muscle tissue

Describe the functions and cell types of nervous tissue

Describe the significance of ATP production and usage in the human body

Labs/Assignments: Critical Thinking, Chapter Worksheets,Tissues Lab
                                     Topic Outline: Cells and Tissues

I.    Overview of the Cellular Basis of Life:

      Robert Hooke

      Cell
                4 Primary Elements Common to All Cells
                       1.                              3.
                       2.                              4.

      Water



II.   Anatomy of a Generalized Cell:

      Nulceus

      Cell (plasma) Membrane

      The cell membrane has four basic functions; how does a cell perform?
               Physical Barrier

                Selective Permeability

                Sensitivity

                Structural Support

      Cytoplasm

      Critical Thinking 3.1: The cytoplasm of a cell is different in its composition than the extracellular
      fluid (the fluid outside the cell) what structure maintains this difference? How?

                Organelles
                       Ribosomes

                        Endoplasmic Reticulum

                        Golgi Apparatus

                        Lysosomes
                        Peroxisomes

                        Mitochondria

                        Cytoskeleton

                        Centrioles

                        Nucleus



       Critical Thinking 3.2: Compare a single generalized cell to our human body, each of these
       organelles may be somewhat analogous (similar to) to a system in the body. For each organelle,
       above, list a body system that the organelle is similar to.

III.   Cell Physiology
               Solution

              Solvent

              Solute

       Passive Transport Process
       Define and provide an example and draw a picture of the following:
               Simple Diffusion




              Facilitated Diffusion




              Osmosis
        Filtration




Critical Thinking 3.3: Read “A Closer Look” on p.64. What happens to a red blood cell placed in a
hypertonic, hypotonic or isotonic solution? Why?

Active Transport Process
Define and draw a picture of Active Transport




Bulk Transport Processes
Define and draw a picture of the following:
        Exocytosis




        Endocytosis




        Phagocytosis (kind of like ….)




Critical Thinking 3.4: Why do we need the ability to actively transport solutes?
      Cell Division
               Interphase

              Mitosis

      Critical Thinking 3.5: There are two basic purposes of mitosis, describe how mitosis facilitates
      the…
               Growth of the organism
               Replacement of dead or damaged cells




      Critical Thinking 3.6: Functions of Cells- Describe how a cell performs the following vital
      functions:
      Maintaining Boundaries
      Movement
      Responsiveness
      Digestion
      Metabolism
      Excretion
      Reproduction
      Growth

      Critical Thinking 3.7: Can a cell maintain homeostasis? What is the meaning of the term
      homeostasis? Are there situations in which a cell cannot regulate homeostasis and therefore is
      unable to function properly and possibly dies? Please describe two such situations.



IV.   Body Tissues:
      List and describe the basic function of the four basic types of body tissues
               1.

              2.

              3.

              4.

V.    Epithelieal Tissues:
              Epithelium
                       Where is epithelium located?
                Describe the five special characteristics of epithelium
                1.

                2.

                3.

                4.

                5.

Critical Thinking 3.8: Epithelium has four basic functions-give an example of how epithelium
performs each of these functions:
         Protection
         Absorption
         Filtration
         Secretion

Critical Thinking 3.9: When our skin is slightly cut or scratched, why do we not bleed? How deep
must the cut or scratch be in order for us to bleed? Why?

Epithelial Tissues: Complete the table
         Type                 Description                 Picture             Where Found




Simple Squamous




Simple Cuboidal
Simple Columnar




Pseudostratified
(Cilliated) Columnar




Stratified Squamous




Stratified Cuboidal




Stratified Columnar
VI.    Connective Tissue
       List the 5 types of Connective Tissue along with their subtypes

                  1.

                  2.
                       a.

                       b.
                  3.
                       a.

                       b.
                  4.
                       a.

                       b.

                       c.
                  5.

       Critical Thinking 3.10: What is the most commonly thought of “loose connective tissue”? Which
       connective tissue would you least likely have thought of as a tissue? Why?

VII.   Muscle Tissue

       Characteristics of Muscle Tissue: Complete the table
           Type           Location        Structural Features     General Functions    Nervous Control



       Skeletal




       Cardiac
        Smooth




        Critical Thinking 3.11: What is the basic function of Muscle Tissue?

VIII.   Nervous Tissue
        What are the 2 basic functions of nervous tissue, what does this mean?
               1.

                  2.

        Where is nervous tissue located?
               1.

                  2.

                  3.

IX.     Tissue Repair
                Regeneration

                  Fibrosis

        Critical Thinking 3.12: Which type of tissue heals the “best healer”? Why? Which type of tissue
        is the ”worst healer”? Why?


X.      Developmental Aspects of Cells and Tissues

        Amiotic

        Neoplasm

        Hyperplasia

        Atrophy

        Critical Thinking 3.13: Look back at Critical Thinking 3.10, which term from this section explains
        why some tissues heal well and others do not? Why?
Critical Thinking 3.1 Answer




Critical Thinking 3.2 Answer




Critical Thinking 3.3 Answer




Critical Thinking 3.4 Answer




Critical Thinking 3.5 Answer
Critical Thinking 3.6 Answer




Critical Thinking 3.7 Answer




Critical Thinking 3.8 Answer




Critical Thinking 3.9 Answer




Critical Thinking 3.10 Answer




Critical Thinking 3.11 Answer
Critical Thinking 3.12 Answer




Critical Thinking 3.13 Answer

				
DOCUMENT INFO
Shared By:
Categories:
Tags:
Stats:
views:11
posted:8/20/2012
language:English
pages:12