ANATOMY PHYSIOLOGY BIOS 251
WEEK 3 REVIEW SHEET 2026 FULL
QUESTIONS AND ACCURATE
ANSWERS
◉ Adherens junctions are composed of a protein plaque,
microfilaments and transmembrane proteins.
True
False. Answer: True
◉ Like the adherens junctions, desmosomes rely on microfilaments
for stability.
True
False. Answer: False
◉ Hemidesomsomes add resistance to frictional forces.
True
False. Answer: True
◉ Connexons allow ions and electric impulses to travel from one cell
to another.
, True
False. Answer: True
◉ Gap junctions are found in some muscle tissues, but not nervous
tissue.
True
False. Answer: False
◉ All of the following can pass through connexons except:
Electrical impulses
Ions
Small signal molecules
The endoplasmic reticulum. Answer: The endoplasmic reticulum
◉ Which of the following protects cells from the movement of
harmful substances, like hydrochloric acid?
tight junctions
gap junctions
adherens junctions
WEEK 3 REVIEW SHEET 2026 FULL
QUESTIONS AND ACCURATE
ANSWERS
◉ Adherens junctions are composed of a protein plaque,
microfilaments and transmembrane proteins.
True
False. Answer: True
◉ Like the adherens junctions, desmosomes rely on microfilaments
for stability.
True
False. Answer: False
◉ Hemidesomsomes add resistance to frictional forces.
True
False. Answer: True
◉ Connexons allow ions and electric impulses to travel from one cell
to another.
, True
False. Answer: True
◉ Gap junctions are found in some muscle tissues, but not nervous
tissue.
True
False. Answer: False
◉ All of the following can pass through connexons except:
Electrical impulses
Ions
Small signal molecules
The endoplasmic reticulum. Answer: The endoplasmic reticulum
◉ Which of the following protects cells from the movement of
harmful substances, like hydrochloric acid?
tight junctions
gap junctions
adherens junctions
