Cells Chapter 3

Animal Cells! Nucleus Cytoplasm Cell Membrane

Animal Cells Cell Membrane Provides an outside boundary for the cell Protects cell Site of transport of materials into and out of cell

Animal Cells Nucleus Holds genetic information

Animal Cells Cytoplasm Located inside the cell membrane, around the nucleus Location of most cellular activity

Animal Cells Cytoplasm Organelles Mitochondria Ribosomes Endoplasmic Reticulum Golgi Apparatus Lysosomes

Quick Quiz Give TWO reasons that the Cell Membrane is important. What is contained within the Nucleus? Name an organelle in the Cytoplasm and what its function is.

Cell Diversity Cells that connect body parts Fibroblasts Erythrocytes Function: Secretes fibers for structure and connectivity Erythrocytes Function: Carry Oxygen and Carbon Dioxide in the blood stream

Cell Diversity Cells that cover and line the body organs Epithelial Cells Function: protect the body and organs

Cell Diversity Cells that move organs and body parts Muscle cells (smooth and skeletal) Function: move bones and organs

Cell Diversity Cells that store nutrients Fat Cell Function: long term storage of nutrients for the body

Cell Diversity Cells that fight disease Macrophage Function: destroy infectious microorganisms

Cell Diversity Cells that gather information and control body functions Nerve Cell (neuron) Function: receive and transmit messages throughout the body

Cell Diversity Cells of Reproduction Oocytes Sperm Function: become fertilized and divide to form embryo Sperm Function: fertilize oocyte

Quick Quiz Name a cell that stores nutrients for the body Name a cell that lines body organs Name a cell that helps send and receive messages in the body Name a cell that helps the body move