BIO 210 Anatomy & Physiology Exam 1 Questions And Well Elaborated Answers A+ Score.
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Course
BIO 210
Institution
BIO 210
What does the principle of complementarity of structure and function mean?
The age of the structure determines the function it performs.
All structures perform the same functions.
Functions are determined by environmental conditions, not by structure.
Function reflects structure and str...
What does the principle of complementarity of structure and function mean?
The age of the structure determines the function it performs.
All structures perform the same functions.
Functions are determined by environmental conditions, not by structure.
Function reflects structure and structure determines function. - correct answer
Function reflects structure and structure determines function.
Which organ systems function as control systems, communicating with other cells/organs to regulate
their activities?
cardiovascular and endocrine systems
nervous and endocrine systems
Cardiovascular and digestive systems
nervous and cardiovascular systems - correct answer nervous and endocrine
systems
Which of the following is true of negative feedback mechanisms?
They are used for processes such as blood clotting and labor contractions.
,The effect or response enhances the original stimulus.
The variable deviates farther and farther from its normal range.
The effect opposes the original stimulus or reduces its intensity. - correct answer
The effect opposes the original stimulus or reduces its intensity.
What is the function of serous fluid?
It aids in the repair of damaged organs.
It prevents the organs from drying out when in contact with air.
It helps the stomach and other organs maintain neutral buoyancy within body cavities, even during
fluctuations in atmospheric pressure, or when gases, such as oxygen or methane, are present in varying
ratios.
It enables organs, such as the heart and the stomach, to slide across cavity walls and each other without
friction. - correct answer It enables organs, such as the heart and the stomach,
to slide across cavity walls and each other without friction.
The study of large body structures, visible to the naked eye, such as the heart is called ________
anatomy.
gross
developmental
microscopic
systemic - correct answer gross
, Which of the following describes the operation of the heart and blood vessels?
Average body temperature is ________ degrees centigrade.
47
37
68
98 - correct answer 37
The single most abundant chemical substance of the body, accounting for 60% to 80% of body weight, is
________.
protein
hydrogen
oxygen
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