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24 terms

Chapter 1- The Human Body: An Orientation

STUDY
PLAY
A structure that is composed of two or more tissue types that work together to perform specific functions for the body is a(n)_____.
organ
Protects underlying organs from environmental damage and synthesizes vitamin D.
Integumentary
Provides support and levers for muscles to pull.
Skeletal
Directly causes mechanical motion.
Muscular
Responds to environmental changes by transmitting electrical impulses.
Nervous
What does the principle of complementarity of structure and function mean?
Function reflects structure and structure determines function.
The average body temperature is ____ degrees centigrade.
37
An oblique cut is one that is cut ______.
diagonally between vertical and horizontal planes
Which of the following are subdivisions of anatomy?
regional, systemic, and surface
The anatomical position means the body is standing at attention with the palms facing forward and the thumbs pointing away from the body.
True
Used for changes in blood glucose levels.
Negative feedback
Used for changes in blood pressure.
Negative feedback
Used for blood clotting.
Positive feedback
Used for childbirth.
Positive feedback
Which life process in the body sustains all others?
Metabolism
Which level of structural organization is considered to be the highest level?
organismal
Which specific body cavity houses the heart and lungs?
Thoracic
It is important for any organism to maintain it's boundaries, so that it's internal environment remains distinct from the external environment that is surrounding it.
True
A good example of a positive feedback mechanism would be ____.
enhancement of labor contractions
The anatomical position is characterized by all of the following except _______.
palms turned posteriorly
Which one of the following systems responds fastest to environmental stimuli?
Nervous
Which directional term is used to describe the relationship of the skin relative to the skeletal muscles?
Superficial
Homeostasis is the condition in which the body maintains _______.
a relatively stable internal environment, within limits
What is the regional term for the hip region?
Coxal