'Protective membranes' diaporamas de présentation

Chapter 17A

Chapter 17A. Sexually Transmitted Diseases and AIDS. Lecture Presentation. Betty McGuire Cornell University. Sexually Transmitted Diseases and AIDS. Long-lasting effects of STDs STDs caused by bacteria STDs caused by viruses HIV/AIDS. Long-Lasting Effects of STDs.

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Nervous System

Nervous System. Chapter 14 Medical Terminology. Nervous System. System of conducting tissues (nerves) that receive information from the environment and control both voluntary and involuntary functions of the body and consciousness. Cellular Anatomy. Two types of cells: Neurons

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Meningitis

Meningitis. D efinition A etiology P athophysiology S igns and Symptoms I nvestigations C omplications A lternative Diagnosis M anagement P rognosis. Definition. - Inflammation of the meninges - Usually caused by an infection. Meninges : Three protective membranes

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Meninges

Meninges. Dr. Nimir Dr. Safaa. Ojectives. Describe the arrangement of the meninges and their relationship to brain and spinal cord. Explain the occurrence of epidural, subdural and subarachnoid spaces. Locate the principal subarachnoid cisterns, and arachnoid granulations. .

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Meninges

Meninges. Dr. Nimir Dr. Safaa. Ojectives. Describe the arrangement of the meninges and their relationship to brain and spinal cord. Explain the occurrence of epidural, subdural and subarachnoid spaces. Locate the principal subarachnoid cisterns, and arachnoid granulations. .

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Chapter 8.4: Nervous System

Chapter 8.4: Nervous System. Meninges. 3 layers of protective membranes Around brain and spinal cord Shock absorption Dura mater Outermost layer Holds brain in place Contains epidural space Anesthetic causes temporary paralysis. Figure 8.13b. Meningitis. Inflammation of the meninges

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Phylum chordata

Phylum chordata. Invertebrate chordates (no backbones) vertebrate chordates (have backbones). All chordates have the following:. Notochord: Flexible dorsal supporting rod Usually replaced by a backbone as embryo develops Hollow dorsal nerve cord

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Amphibians and reptiles

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Birds

Birds. Birds are similar to reptiles. They have lungs that are more efficient than amphibians, scaly skin (on their legs) to prevent drying out, amniotic egg with shell, yolk and several protective membranes. Birds are different from reptiles because they have: Feathers

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