Final answer:
The four major tissue types in the body are nervous tissue, epithelial tissue, connective tissue, and muscle tissue. Nervous tissue transmits and receives nerve impulses, epithelial tissue lines surfaces and cavities, connective tissue provides support and connects tissues, and muscle tissue allows for movement.
Step-by-step explanation:
The four major tissue types in the body are nervous tissue, epithelial tissue, connective tissue, and muscle tissue.
- Nervous tissue: This tissue is responsible for transmitting and receiving nerve impulses, allowing for communication within the body. It is found in the brain, spinal cord, and nerves.
- Epithelial tissue: This tissue lines the outer surfaces of organs and blood vessels and forms the inner lining of body cavities. Its functions include protection, absorption, secretion, and sensory reception.
- Connective tissue: This tissue provides support and protection to organs and connects different tissues together. It includes specialized types such as bone, cartilage, blood, and adipose tissue.
- Muscle tissue: This tissue allows for movement and contraction. There are three main types of muscle tissue: skeletal, cardiac, and smooth.