Epithelial tissue covers the internal passageways and chambers, and forms glands. It also covers
every surface of your body line the digestive, respiratory, reproductive, and urinary tracts.
Epithelial tissue functions are to provides physical protection,
Nucleus: The nucleus contains the cells DNA, a type of nucleic acid. The nucleus
communicates through holes in the envelope called nuclear pores. The nucleus decides what the
cell needs it works as the control center and uses DNA to print out for the rest
Homeostasis is the process where cells coordinate with each other to maintain and monitor the
body's internal operations, such as blood pressure, respiratory rate, and temperature.
Homeostasis is the regulation of an organism or cell to contro
Fast fibers are large in diameter and contain densely packed myofibrils, large glycogen reserves,
and relatively few mitochondria. Muscles that are dominated by fast fibers produce powerful
contractions because the tension produced by a muscle fiber is di
There is bone marking on the vertebrae, cervical, and thoracic. These bones are irregular so they
are grouped by cervical, thoracic, lumbar, and sacral. The groups have various amounts of
vertebras in each one. The cervical spine group has seven vertebras