Maintaining Life - 1
Anatomy & Physiology Homework
Chapter 1
Maintaining Life
Match the terms pertaining to functional characteristics of organisms in Column B with the appropriate descriptions in Column A. Fill in the answer blanks with the appropriate letter or term.
Column A
___1. Keeps the body’s internal environment distinct from
the external environment
___2. Provides new cells for growth and repair
___3. Occurs when constructive activities occur at a faster
rate than destructive activities
___4. The Tuna sandwich you have just eaten is broken down
to its chemical building blocks.
___5. Elimination of Carbon Dioxide by the lungs and
elimination of nitrogenous waste by the kidneys.
___6. Ability to react to stimuli; a major role of the nervous
system
___7. Walking, throwing a ball, riding a bicycle
___8. All chemical reactions occurring in the body
___9. At the cellular level, membranes; for the whole body,
the skin.
Column B
A. Digestion
B. Excretion
C. Growth
D. Maintenance of boundaries
E. Metabolism
F. Movement
G. Responsiveness
H. Reproduction
Using the Key Choices, correctly identify the survival needs that correspond to the following descriptions.
Fill in the answer blanks with the appropriate letter or term.
___1. Includes carbohydrates, proteins, fats & minerals
___2. Essential for normal operation of the respiratory system
and breathing
___3. Single substance accounting for over 60% of body
weight
___4. Provides the basis for body fluids of all types
___5. When too high or too low, physiological activities cease,
primarily because water molecules are destroyed or
become non-functional
Key Choices
A. Appropriate Body Temperature
B. Atmospheric Pressure
C. Nutrients
D. Oxygen
E. Water