NU665 /NU665 WEEK8 MIDTERM AND FINAL
EXAM 2026 REGIS COLLEGE|240Qs&As|A+GRADE
Which statement best describes the cellular function of metabolic
absorption?
A- cells can produce proteins
B- cells can secrete digestive enzymes
C- cells can take in and use nutrients
D- cells can synthesize fats - CORRECT ANSWER-C- cells can take in and use
nutrients
Where is most of the cell's genetic information, including RNA and DNA,
contained?
,A- mitochondria
B- ribosome
C- nucleolus
D- lysosome - CORRECT ANSWER-C- nucleolus
Which component of the cell produces hydrogen peroxide (H2O2) by using
oxygen to remove hydrogen atoms from specific substrates in an oxidative
reaction?
A- lysosomes
B- peroxisomes
C- ribosomes
D- endosome - CORRECT ANSWER-B- peroxisome
Which cell component is capable of cellular auto digestion when it is
released during cell injury?
A- ribosome
B- Golgi complex
C- smooth ER
D- lysosome - CORRECT ANSWER-D- lysosomes
Which cAMP-mediated response is related to antidiuretic hormone?
A- increased HR and force of contraction
B- secretion of cortisol
C- increased retention of water
D- breakdown of fat - CORRECT ANSWER-C- increased retention of water
During which phase of the cell cycle is DNA synthesized?
A- G1
B- S
C- G2
,D- M - CORRECT ANSWER-B- S
What organic compound facilitates transportation across cell membranes by
acting as receptors, transport channels for electrolytes, and enzymes to
drive active pumps?
, A- lipids
B- proteases
C- proteins
D- carbohydrates - CORRECT ANSWER-C- proteins
Understanding the various steps of proteolytic cascades may be useful in
designing drug therapy for which human diseases?
A- cardiac and vascular disorders
B- autoimmune and malignant disorders
C- gastrointestinal and renal disorders
D- endocrine and GI disorders - CORRECT ANSWER-B- autoimmune and
malignant disorders
Which structure prevents water-soluble molecules from entering cells
across the plasma membrane?
A- carbohydrate chains
B- glycoprotein channels
C- membrane channel proteins
D- lipid bilayer - CORRECT ANSWER-D- lipid bilayer
A student asks for an explanation of the absolute refractory period of the
action potential. What response by the professor is best?
A- a stronger than normal impulse will evoke another response
B- no stimulus is able to evoke another response at this time
C- multiple stimuli can produce more rapid action potentials
D- the hyper polarized state means a weaker stimulus produces a response
- CORRECT ANSWER-B- no stimulus is able to evoke another response at
this time
Which form of cell communication is used to communicate within the cell
itself and with other cells in direct physical contact?
A- protein channel (gap junction)
EXAM 2026 REGIS COLLEGE|240Qs&As|A+GRADE
Which statement best describes the cellular function of metabolic
absorption?
A- cells can produce proteins
B- cells can secrete digestive enzymes
C- cells can take in and use nutrients
D- cells can synthesize fats - CORRECT ANSWER-C- cells can take in and use
nutrients
Where is most of the cell's genetic information, including RNA and DNA,
contained?
,A- mitochondria
B- ribosome
C- nucleolus
D- lysosome - CORRECT ANSWER-C- nucleolus
Which component of the cell produces hydrogen peroxide (H2O2) by using
oxygen to remove hydrogen atoms from specific substrates in an oxidative
reaction?
A- lysosomes
B- peroxisomes
C- ribosomes
D- endosome - CORRECT ANSWER-B- peroxisome
Which cell component is capable of cellular auto digestion when it is
released during cell injury?
A- ribosome
B- Golgi complex
C- smooth ER
D- lysosome - CORRECT ANSWER-D- lysosomes
Which cAMP-mediated response is related to antidiuretic hormone?
A- increased HR and force of contraction
B- secretion of cortisol
C- increased retention of water
D- breakdown of fat - CORRECT ANSWER-C- increased retention of water
During which phase of the cell cycle is DNA synthesized?
A- G1
B- S
C- G2
,D- M - CORRECT ANSWER-B- S
What organic compound facilitates transportation across cell membranes by
acting as receptors, transport channels for electrolytes, and enzymes to
drive active pumps?
, A- lipids
B- proteases
C- proteins
D- carbohydrates - CORRECT ANSWER-C- proteins
Understanding the various steps of proteolytic cascades may be useful in
designing drug therapy for which human diseases?
A- cardiac and vascular disorders
B- autoimmune and malignant disorders
C- gastrointestinal and renal disorders
D- endocrine and GI disorders - CORRECT ANSWER-B- autoimmune and
malignant disorders
Which structure prevents water-soluble molecules from entering cells
across the plasma membrane?
A- carbohydrate chains
B- glycoprotein channels
C- membrane channel proteins
D- lipid bilayer - CORRECT ANSWER-D- lipid bilayer
A student asks for an explanation of the absolute refractory period of the
action potential. What response by the professor is best?
A- a stronger than normal impulse will evoke another response
B- no stimulus is able to evoke another response at this time
C- multiple stimuli can produce more rapid action potentials
D- the hyper polarized state means a weaker stimulus produces a response
- CORRECT ANSWER-B- no stimulus is able to evoke another response at
this time
Which form of cell communication is used to communicate within the cell
itself and with other cells in direct physical contact?
A- protein channel (gap junction)
