12W
HUMAN ANATOMY AND PHYSIOLOGY:
CHAPTER 1 PEARSON WITH 95
QUESTIONS AND CORRECT
ANSWERS RATED A+
Physiology
studies the function of the body parts
Anatomy
studies the structure of the body
Levels of organization
atom, molecule, organelle, cell, tissue, organ, organ system, organism
skeletal system
system composed of bones and joints, protects and supports, provides bodys
frame work for muscles
muscular system
system composed of skeletal muscles and allows for movements and
manipulation of the environment
nervous system
composed of spinal cord, brain and nerves. control system of the body and
responds to changes by activating muscles and glands
endocrine system
, Composed of glands that regulate the processes such as growth and
reproduction.
cells
smallest unit of living things
tissues
a group of similar cells that have a common function
organ
structure composed of at least 2 tissue types that performs a specific function for
the body.
necessary life functions
maintaining boundaries, movement, responsiveness, growth, digestion, excretion,
reproduction, and metabolism
integumentary system
system composed of hair, skin and nails, covers external body and protects
deeper tissue
cardiovascular system
composed of heart and blood vessels, transports blood which carries oxygen,
CO2, nutrients and waste.
lymphatic system
composed of red bone marrow, nodes, spleen, vessles and thoracic duct, which
disposes debris in the lymphatic stream.
respiratory system
composed of nasal cavity, pharynx, larnx, trachea, broncus and lungs, keeps blood
supplied with O2 and removes CO2
digestive system