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Flashcards in Chapter 3 Deck (13)
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1

Building blocks off cells

Atoms

2

Building blocks of tissue

Cells

3

Who discovered cells?

Robert Hooke

4

5 basic concepts of cells related to the human body (Cell Theory)

-Cells are building blocks of all plants and animals.
-Cells are produced by division of existing cells.
-Cells are smallest units that perform physiological functions.
-Each Cell maintains homeostasis.
-Homeostasis at te tissue, organ and organism is a function of coordinated effort by cells.

5

Study of cells.

Cytology

6

Two classes of cells?

Sex cells
Somatic Cells

7

sperm cells in males, oocyte cells in females

Sex Cells

8

All other cells in body that are not sex cells.

Somatic cells

9

Watery medium that surrounds cell.

Extracellular fluid

10

Separates the cell contents (cytoplasm) from ECF.

Cell membrane

11

What is cytoplasm made up of?

Cytosol (liquid/ICF)
Organelles (little organs)- Intracellular structures.

12

Another term for cell membrane?

Plasma membrane

13

Functions of the Cell Membrane?

-Physical isolation
-Sensitivity
-Regulates exchange with environment
-Structural support