Key terms Flashcards
Posterior/Dorsal body cavity
contains cranial cavity and vertebral canal
Anterior/Ventral body cavity
thoracic cavity and abdominopelvic cavity
Axial region
Main axis of the body (head, neck, trunk)
Appendicular region
appendages (arms, legs)
Homeostasis
Process by which organisms maintain a relatively stable internal environment
Negative feedback
a mechanism of response in which a stimulus initiates reactions that reduce the stimulus
Control center
processes the signal and sends instructions
negative feed back loop
is designed to stabilize a controlled variable
Anatomy
Study of the structure and relationship between body parts
Physiology
study of the function of body parts and the body as a whole
Gross anatomy
study of body parts visible to the naked eye
Histology
study of tissues at the microscopic level
Cytology
Study of cells at the microscopic level
Neurophysiology
study of how the nervous system functions
cell
smallest unit of life