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Human Biology Exam 1 questions with correct answers rated A+
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Human Biology Exam 1 questions with correct answers rated A+
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Human Biology Exam 1The smallest independently functioning unit of an organism is an - correct answer ✔✔Cell
A collection of similar tissues that performs a specific function is an - correct answer ✔✔Organ
The body system responsible for structural support and movement is the - correct answer ✔✔Skeletal
system
Metabolism can be defined as the - correct answer ✔✔sum of all chemical reaction in an organism
Cancer cell can be characterized as "generic" cells that perform no specialized body function. Thus
cancer cell lack - correct answer ✔✔differentiation
Humans have the most urgent need for a continuous supply of - correct answer ✔✔oxygen
Which of the following statements about nutrients is true? - correct answer ✔✔All classes of nutrients
are essential to human survival.
8. C.J. is stuck in her car during a bitterly cold blizzard. Her body responds to the cold by - correct answer
✔✔breaking down stored energy
Stimulation of the heat-loss center causes ________. - correct answer ✔✔sweat glands to increase their
output
Which of the following imaging techniques would be best to use to study the uptake of
nutrients by rapidly multiplying cancer cells? - correct answer ✔✔PET
Which of the following imaging studies can be used most safely during pregnancy? - correct answer
✔✔ultrasound
, What are two major disadvantages of MRI scans? - correct answer ✔✔high cost and the need for
shielding from the magnetic signals
Name at least three reasons to study anatomy and physiology. - correct answer ✔✔An understanding of
anatomy and physiology is essential for any career in the health
professions. It can also help you make choices that promote your health, respond appropriately
to signs of illness, make sense of health-related news, and help you in your roles as a parent,
spouse, partner, friend, colleague, and caregiver.
The information provided in this course will be directly relevant to you and thus influence your
career.
Where would you place a grain of salt in the six levels or organization? - correct answer ✔✔At the
molecular or chemical level since a sodium ion Na+ and a chloride ion Cl- combine to
make NaCl molecule.
For whom would an appreciation of the structural characteristics of the human heart come
more easily: an alien who lands on Earth, abducts a human, and dissects his heart, or an
anatomy and physiology student performing a dissection of the heart on her very first day of
class? Why? - correct answer ✔✔A student would more readily appreciate the structures revealed in the
dissection. Even though
the student has not yet studied the workings of the heart and blood vessels in her class, she has
experienced her heart beating every moment of her life, has probably felt her pulse, and likely
has at least a basic understanding of the role of the heart in pumping blood throughout her
body. This understanding of the heart's function (physiology) would support her study of the
heart's form (anatomy).
Name the six levels of organization of the human body - correct answer ✔✔Chemical, cellular, tissue,
organ, organ system, organism.
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