Jmu bio 270 - Study guides, Class notes & Summaries

Where can nervous tissue be found? - ️️brain, spinal cord, peripheral nerves, and special sense What are the main functions of the cell? - ️️-obtain oxygen and nutrients from environment -perform energy-generating chemical reactions -eliminate waste -synthesize proteins -moving materials through cell -responding to the environment -reproducing What are the four main types of primary tissue? - ️️-muscle -nervous -epithelial -connective function depends on - ️️structu...

layers of the eye - ️️Fibrous (cornea/sclera), vascular/nourishing (choroid/iris), sensory (retina) blood brain barrier - ️️capillaries sealed with tight junctions to prevent bad stuff from getting to the brain Wernicke's area of brain - ️️Language comprehension, sensory Oligodendrocytes - ️️Myelin sheath of CNS Microglia - ️️trashcans of brain, eat dead micro and neurons ependymal - ️️lining of ventricles (brain) schwann c Astrocytes - ️️glue that holds ne...

Which statement about the plasma membrane is not true? - ️️- serves as mechanical barrier to hold in contents of cell - selectively controls movement of molecules between the extracellular fluid and cytoplasm - ****barrier that surrounds blood vessels and separates blood plasma from interstitial fluid**** - contains proteins that provides for various membrane functions If solution A has a higher concentration of solute particles than solution B and if these solutions are separated by...