3.3- shortened edition

• Epithelial Tissue


  Found covering body surfaces and lining internal organs, it protects, absorbs, and secretes substances
• Connective Tissue


  Provides support, connects, and cushions organs and tissues like bone, cartilage, blood, and fat tissue
• Muscle Tissue


  Responsible for body movement through contraction and relaxation
• Nervous Tissue


  Found in the brain, spinal cord, and nerves, transmits nerve impulses and aids in coordination and sensation
• Organs


  Made of different tissues working together, like the heart with muscle, connective, and nervous tissues
• Organ Systems


  Groups of organs working together, e.g., circulatory system (heart, blood vessels)
• Skeletal Muscle


  Attached to bones for voluntary movements, striated, and under conscious control
• Smooth Muscle


  In internal organs, not striated, and works involuntarily
• Cardiac Muscle


  Specific to the heart, striated, and contracts involuntarily to pump blood
• Neurons


  Cells in nervous tissue transmitting electrical signals for sensing stimuli, thinking, and movement coordination
• Neuron tissue types include sensory neurons, motor neurons, interneurons and astrocyte