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47 Cards in this Set

  • Front
  • Back
structure or morphology of body parts, forms and organization
functions of the body, what they are and how they do it
human organism
all parts of the body together
tiny particles of which chemicals are made out of
atoms that are bound together to form larger units
small molecules bound together
basic unit of structure and function
structures within a cell that carry on specific activities
group of cells that are layered into masses that have common functions
groups of tissues; complex structures with organized functions
organ systems
groups of organs that function closely together
has interacting organ systems that make it up
physical and chemical events that release and utilize energy
requirements of organisms
water, food, oxygen, heat, pressure
smallest living units
the body's (or cells) maintenence of a stable internal environment
homeostatic mechanisms
self-regulating control systems that help the body maintain homeostasis
provide info about specific conditions (stimuli)in the internal environment
control center
tells what a particular value should be (body temp @ 98.6)
ex: muscles or glands
cause responses that alter conditions in the internal environment
3 components of homeostatic mechanisms
receptors, control center with a set point, effectors
negative feedback
when effectors are activated to return conditions to normal and when conditions are, the effectors are shut down
axial portion
head, neck, and trunk
appendicular portion
upper and lower limbs
2 cavities within axial portion
dorsal and ventral cavity
organs within the dorsal and ventral cavity
2 subdivisions of the dorsal cavity
cranial cavity
vertebral cavity
cavity which houses the brain
cranial cavity
cavity which contains spinal cord and is surrounded by sections of backbone (vertebrae)
vertebral cavity
2 subdivisiions of the ventral cavity
thoracic cavity
abdominopelvic cavity
muscle which seperates the thoracic and abdominopelvic cavity
region between the lungs which seperates the thorax into 2 parts which contain R & L lungs
thoracic viscera within the mediastinum
heart, esophagus, trachea, thymus gland
portions of the abdominopelvic cavity
upper abdominal and lower pelvic portion
where are the upper abdominal and lower pelvic portions of the abdominopelvic cavity located?
from the diaphram to floor of the pelvis
what does the wall of the abdominopelvic cavity consist of?
skin, skeletal muscles and bone
viscera of the abdominal cavity
stomach, liver, spleen, gallbladder and large and small intestines
portion of the abdominopelvic cavity enclosed by pelvic bones
pelvic cavity
contents of the pelvic cavity
terminal end of large intestine, the urinary bladder, the internal reproductive organs
smaller cavities within the head
oral cavity
nasal cavity
orbital cavity
middle ear cavity
cavity containing tounge and teeth
cavity within the nose divided into R & L portions by a nasal septum
nasal cavity
cavity containing eyes and associated skeletal muscles and nerves
orbital cavity
cavity containing middle ear bones
middle ear cavity
air-filled sinuses are connected to which cavity?
sinuses connected to nasal cavity (names)
sphenoidal and frontal
serous membranes
membranes that line the walls of the thoracic and abdominal cavities and fold back to cover the organs within