Intro to Human Anatomy Flashcards
(43 cards)
Anatomy
The study of the STRUCTURE of the body parts
Physiology
The study of the FUNCTION of body parts
Subatomic particles
Neutron, Proton, Electron
Atoms
Smallest particle of an element
Molecules
A particle composed of 2 or more joined atoms
Macromolecules
A large molecule
Organelles
A small organ of a cell
Cell
Basic unit of life
Tissues
A group of similar cells
Organ
A structure consisting of a group of tissues that performs a specialized function
Organ System
A group of organs that act together to carry on a specialized function
Human Organism
Most complex level of organization
10 processes of life
Movement, Responsiveness, Growth, Reproduction, Respiration, Digestion, Absorption, Circulation, Assimilation, Excretion
Requirements of Organisms
Nutrients, Oxygen, Water, Heat, Pressure
Homeostasis
The tendency of an organism to maintain a relatively stage internal environment despite external changes
Negative feedback
Bring conditions back toward the setpoint
Positive feedback
Purposely move away from the set point
Axial Portion of the body
Head Neck trunk
appendicular portion
legs and arms
Cranial Cavity
brain
vertebral canal
spinal cord
thoracic cavity
lungs, mediastinum, thymus, heart, esophogaus, hrachea
parts of the abdominopelvic cavity
abdominal cavity, pelvic cavity
abdominal cavity
stomach, liver, spleen, gallbladder, small intestine, large intestine
