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The Appendix contains tables of the normal physiological values regarding dissolved materials in various body fluids.Most of these values are listed as ranges,rather than averages.Why?


A) Each individual person only has one number at any given time.
B) Young people have the lower values and the elderly have the higher values.
C) Homeostatic control is not precise,and normal ranges are not fixed with absolute values.
D) The lower number of the range represents healthy,normal conditions and the higher number of the range represents disease values.
E) Young people have the higher values and the elderly have the lower values.

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A cell or organ that responds to commands of the control center in negative feedback is termed a(n)


A) receptor.
B) thermoregulator.
C) control center (integration center) .
D) effector.
E) stimulus.

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Directing long-term changes in the activities of other organ systems is the major function of the ________ system.


A) endocrine
B) cardiovascular
C) respiratory
D) lymphatic
E) digestive

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Describe the three parts necessary for homeostatic regulation.


A) The three parts necessary for homeostatic regulation are the receptor,the pathway,and the outcome.
B) The three parts necessary for homeostatic regulation are the chemical,the membrane,and the receptor.
C) The three parts necessary for homeostatic regulation are the afferent signal,the central signal,and the efferent signal.
D) The three parts necessary for homeostatic regulation are the set point,the stimulus,and the result.
E) The three parts necessary for homeostatic regulation are the receptor,the control center,and the effector.

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The central principle of physiology is


A) nutrition.
B) reflexes.
C) homeostasis.
D) stimulation.
E) temperature regulation.

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Which of the following structures is located within the mediastinum?


A) pericardial sac
B) small intestine
C) lung
D) spleen
E) stomach

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The urinary bladder is found in the ________ quadrant and the ________ quadrant.


A) right upper; right lower
B) left upper; left lower
C) right upper; left lower
D) right lower; left lower

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Gas exchange is to the respiratory system as absorption of nutrients is to the ________ system(s) .


A) lymphatic
B) urinary
C) digestive
D) cardiovascular
E) urinary and cardiovascular

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Define the term biology.


A) Biology is the study of matter and energy.
B) Biology is the study of rocks and minerals.
C) Biology is the study of human behavior.
D) Biology is the study of life.
E) Biology is the study of human culture.

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Which organ system removes carbon dioxide from the bloodstream?


A) cardiovascular
B) lymphatic
C) respiratory
D) digestive
E) endocrine

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Contrast the descriptions used by clinicians and anatomists when referring to the positions of injuries or internal organs of the abdomen and pelvis.


A) Clinicians base their descriptions on a person lying in a prone position,whereas anatomists use a person lying in a supine position.
B) Clinicians base their descriptions on a person lying in a supine position,whereas anatomist use a person lying in a prone position.
C) Clinicians base their descriptions on four abdominopelvic quadrants,whereas anatomists use nine abdominopelvic regions.
D) Clinicians base their descriptions on nine abdominopelvic regions,whereas anatomists use four abdominopelvic quadrants.
E) Clinicians base their descriptions on superficial anatomical terms,whereas anatomists use regional anatomical terms.

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A cut parallel to the midsagittal plane would produce a ________ section.


A) superior
B) coronal
C) transverse
D) parasagittal
E) frontal

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What is the smallest living level of organization?


A) cellular level
B) chemical level
C) organ level
D) organ system level
E) tissue level

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Name the two upper abdominal quadrants and list the organs that lie in each.

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right upper quadrant (RUQ): right lobe o...

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The thoracic cavity contains the


A) coelom.
B) pericardial cavity.
C) pelvic cavity.
D) pleural cavities.
E) pericardial and pleural cavities.

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Describe two distinctive features and two essential functions of true body cavities.

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True body cavities are (1)lined by a ser...

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If a response decreases a disturbance,the system is classified as a ________ feedback system.


A) deficit
B) negative
C) neutral
D) polarized
E) positive

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________ is the study of tissue structures.


A) Gross anatomy
B) Pathology
C) Biology
D) Microbiology
E) Histology

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Explain the function of negative feedback systems,and give an example of homeostatic regulation by negative feedback in the body.

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Negative feedback systems maintain homeo...

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The common term for the carpal region is the


A) skull.
B) ankle.
C) chest.
D) wrist.
E) leg.

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