Exocrine glands – This is a type of gland that releases substances through ducts or tubes. Substances may include mucus, saliva, oil, earwax. milk, and digestive enzymes.
Endocrine glands – This type of gland makes hormones that are released directly into the fluid outside the glands.
Synovial membrane – This is a connective tissue membrane that lines joint cavities. It secretes fluid that lubricates the ends of moving bones.
Osteoblasts – These are the types of bone cells that form the matrix of bone tissue, which eventually becomes mineralized (due to calcium).
Osteoclasts – These are the types of bone cells that break down the matrix of bone tissue.
Osteocyte – This is the name of he bone-forming cell after the matrix has become mineralized and the cells stops forming bone matrix.
Myofibrils – These are threadlike structures in a muscle fiber that contain the units of muscle contraction.
Rigor mortis – This is the stiffening of muscles after death due to the lack of ATP energy to release muscle contraction.