BIO 235 Chapter 1 Exam Questions and
Answers 100% Pass
Anatomy - ✔✔Science of body *structures* and relationships among them.
(i.e. gross, systemic, surface)
Physiology - ✔✔Science of body *functions* - how the body parts work
(i.e. Cardiovascular, Respiratory, Exercise)
Dissection - ✔✔Careful cutting apart of body structures to study their
relationships.
What are the levels of structural organization? - ✔✔Chemical
Cellular
1
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,Tissue
Organ
System
Organism
Define the Chemical Level - ✔✔Basic level, compared to letters of alphabet
- includes atoms and molecules (C,H,O,N,P, Ca, S) or combination or
molecules such as DNA or glucose
What are atoms and molecules? - ✔✔Atoms = smallest unit of matter
participating in chemical reactions
Molecules = two or more atoms joined together
Define the Cellular level - ✔✔Contains cells > the smallest living units in
the human body.
2
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, (i.e. muscle, nerve)
Define the Tissue level - ✔✔tissues are groups of cells and materials that
work together to perform a particular function.
(I.e. connective, muscle, nervous)
Define Organ level - ✔✔Organs are structures that are composed of two or
more different types of tissues, that have specific functions and
recognizable shapes
(i.e stomach, skin, bones, heart)
Define System Level - ✔✔Organs with a common function
(i.e. digestive system)
Define Organismal level - ✔✔any living individual, all the parts of the
body functioning together
3
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Answers 100% Pass
Anatomy - ✔✔Science of body *structures* and relationships among them.
(i.e. gross, systemic, surface)
Physiology - ✔✔Science of body *functions* - how the body parts work
(i.e. Cardiovascular, Respiratory, Exercise)
Dissection - ✔✔Careful cutting apart of body structures to study their
relationships.
What are the levels of structural organization? - ✔✔Chemical
Cellular
1
100% Pass Guarantee Katelyn Whitman, All Rights
,Tissue
Organ
System
Organism
Define the Chemical Level - ✔✔Basic level, compared to letters of alphabet
- includes atoms and molecules (C,H,O,N,P, Ca, S) or combination or
molecules such as DNA or glucose
What are atoms and molecules? - ✔✔Atoms = smallest unit of matter
participating in chemical reactions
Molecules = two or more atoms joined together
Define the Cellular level - ✔✔Contains cells > the smallest living units in
the human body.
2
100% Pass Guarantee Katelyn Whitman, All Rights
, (i.e. muscle, nerve)
Define the Tissue level - ✔✔tissues are groups of cells and materials that
work together to perform a particular function.
(I.e. connective, muscle, nervous)
Define Organ level - ✔✔Organs are structures that are composed of two or
more different types of tissues, that have specific functions and
recognizable shapes
(i.e stomach, skin, bones, heart)
Define System Level - ✔✔Organs with a common function
(i.e. digestive system)
Define Organismal level - ✔✔any living individual, all the parts of the
body functioning together
3
100% Pass Guarantee Katelyn Whitman, All Rights
