BIO 251 EXAM 1 WSU COMPREHENSIVE TEST PREP |
UPDATED FOR 2025–2026
What are two extracellular fluid compartments of the body? - correct answer -Interstitial Fluid
and Plasma
Cells specialized for contraction and force generation form which type of primary tissue? -
correct answer -muscle tissue
Which of the following accurately represents the order of complexity for the components of the
body, from least to most complex? - correct answer -cells, tissues, organs, organ systems
Organs of the body are defined as ________. - correct answer -two or more tissues that makes
a structure which performs specifci functions
Which of the following is an example of negative feedback? - correct answer -When a person
stands up, blood pressure decreases due to blood pooling in the feet and legs. The heart and
blood vessels respond in such a way as to bring blood pressure back toward normal.
Homeostasis is a term which describes the process whereby the body ________. - correct
answer -maintains a constant internal environment
The thin structure which encloses cells and forms a barrier that is selectively permeable is called
the - correct answer -cell membrane
The _____ is involved in the synthesis of proteins - correct answer -Rough ER
The destination point for vesicles from the endoplasmic reticulum is the - correct answer -Golgi
Complex
, Which of the following filaments is the dominant component of cilia and flagella - correct
answer -Microtubules
Metabolic pathway(s) that produce ATP only in the presence of oxygen is (are) - correct answer
-Krebs cycle and oxidative phosphorylation
Metabolic pathway(s) that transform high energy electrons into ATP is (are) - correct answer -
Oxidative Phosphorylation
The phospholipid bilayer of the cell membrane has - correct answer -nonpolar tails on inside,
polar heads on outside
A cell membrane is likely to be most permeable to which of the following - correct answer -
small, nonpolar molecules
Which of the following can move a substance against its concentration gradient? - correct
answer -Active Transport
Which of the following would have a greater electrical attraction for sodium ions to enter the
cell? - correct answer -cell with membrane potential = -90 mV
Which of the following statements about osmosis is true?
a) Water will diffuse from high water concentration to low water concentration, just like solutes
do. b) Solutes that can not permeate the membrane do not influence water movement across
the membrane. c) Water will diffuse from high solute concentration to low solute concentration.
d) both a and c e) all of the above - correct answer -a) Water will diffuse from high water
concentration to low water concentration, just like solutes do.
UPDATED FOR 2025–2026
What are two extracellular fluid compartments of the body? - correct answer -Interstitial Fluid
and Plasma
Cells specialized for contraction and force generation form which type of primary tissue? -
correct answer -muscle tissue
Which of the following accurately represents the order of complexity for the components of the
body, from least to most complex? - correct answer -cells, tissues, organs, organ systems
Organs of the body are defined as ________. - correct answer -two or more tissues that makes
a structure which performs specifci functions
Which of the following is an example of negative feedback? - correct answer -When a person
stands up, blood pressure decreases due to blood pooling in the feet and legs. The heart and
blood vessels respond in such a way as to bring blood pressure back toward normal.
Homeostasis is a term which describes the process whereby the body ________. - correct
answer -maintains a constant internal environment
The thin structure which encloses cells and forms a barrier that is selectively permeable is called
the - correct answer -cell membrane
The _____ is involved in the synthesis of proteins - correct answer -Rough ER
The destination point for vesicles from the endoplasmic reticulum is the - correct answer -Golgi
Complex
, Which of the following filaments is the dominant component of cilia and flagella - correct
answer -Microtubules
Metabolic pathway(s) that produce ATP only in the presence of oxygen is (are) - correct answer
-Krebs cycle and oxidative phosphorylation
Metabolic pathway(s) that transform high energy electrons into ATP is (are) - correct answer -
Oxidative Phosphorylation
The phospholipid bilayer of the cell membrane has - correct answer -nonpolar tails on inside,
polar heads on outside
A cell membrane is likely to be most permeable to which of the following - correct answer -
small, nonpolar molecules
Which of the following can move a substance against its concentration gradient? - correct
answer -Active Transport
Which of the following would have a greater electrical attraction for sodium ions to enter the
cell? - correct answer -cell with membrane potential = -90 mV
Which of the following statements about osmosis is true?
a) Water will diffuse from high water concentration to low water concentration, just like solutes
do. b) Solutes that can not permeate the membrane do not influence water movement across
the membrane. c) Water will diffuse from high solute concentration to low solute concentration.
d) both a and c e) all of the above - correct answer -a) Water will diffuse from high water
concentration to low water concentration, just like solutes do.
