BIOS 252 Exam 1 2026/2027 Questions And
Correct Answers Graded A+
A ring-like band of muscle made of smooth muscle that will stop the flow of
contents from one organ to another is known as what?
A. Sphincter
B. Aponeurosis
C. Tendon
D. Valve
A. Sphincter
Which property means the ability of muscular tissue to stretch, within limits, and
not be damaged?
A. Contractility
B. Hyperplasia
C. Elasticity
D. Extensibility
D. Extensibility
Muscles help control the glucose levels in the bloodstream by _____________.
A. absorbing, storing, and using large amounts of glycogen
B. production of 20-30% of the body's heat
,C. stabilizing body parts
D. pumping blood from the heart
A. absorbing, storing, and using large amounts of glycogen
Excitability of the muscles means what?
A. Muscle cells take up ions, producing an electrical current along the cell.
B. Muscle cells are able to return to their original length.
C. Muscle cells, once contracted, cannot relax.
D. There is no change to the length of the muscle cell.
A. Muscle cells take up ions, producing an electrical current along the cell.
Which is not a function of muscle tissue?
A. Stabilizes body positions
B. Generates heat
C. Produces body movements
D. Fights off infection
D. Fights off infection
What are the types of striated muscle?
A. Cardiac and smooth
,B. Skeletal and cardiac
C. Smooth only
D. Skeletal and smooth
B. Skeletal and cardiac
Which types of muscle are involuntary?
A. Skeletal only
B. Skeletal and smooth
C. Cardiac and smooth
D. Skeletal and cardiac
C. Cardiac and smooth
Smooth muscle is responsible for what movements?
A. Contraction of the heart
B. Stretching the arm
C. Moving food with the small intestine
D. Moving the neck to see on the right side
C. Moving food with the small intestine
Which function of muscle is best described as helping to maintain posture and
preventing unwanted movements?
A. Mobilizing substances within the body
B. Stabilizing body positions
, C. Generating heat
D. Storing glucose
B. Stabilizing body positions
Muscles have the ability to shorten. This is known as ______________.
A. electrical excitability
B. contractility
C. extensibility
D. elasticity
B. contractility
Which is a function of skeletal muscle?
A. Moves bones and the skin of the face
B. Moves blood in blood vessels
C. Pumps blood from the heart into the blood vessels
D. Moves substances within a tube (example: peristalsis)
A. Moves bones and the skin of the face
Which characteristics are common to both cardiac and smooth muscle? Select all
that apply.
A. Uninucleated
B. Striated
C. Involuntary
Correct Answers Graded A+
A ring-like band of muscle made of smooth muscle that will stop the flow of
contents from one organ to another is known as what?
A. Sphincter
B. Aponeurosis
C. Tendon
D. Valve
A. Sphincter
Which property means the ability of muscular tissue to stretch, within limits, and
not be damaged?
A. Contractility
B. Hyperplasia
C. Elasticity
D. Extensibility
D. Extensibility
Muscles help control the glucose levels in the bloodstream by _____________.
A. absorbing, storing, and using large amounts of glycogen
B. production of 20-30% of the body's heat
,C. stabilizing body parts
D. pumping blood from the heart
A. absorbing, storing, and using large amounts of glycogen
Excitability of the muscles means what?
A. Muscle cells take up ions, producing an electrical current along the cell.
B. Muscle cells are able to return to their original length.
C. Muscle cells, once contracted, cannot relax.
D. There is no change to the length of the muscle cell.
A. Muscle cells take up ions, producing an electrical current along the cell.
Which is not a function of muscle tissue?
A. Stabilizes body positions
B. Generates heat
C. Produces body movements
D. Fights off infection
D. Fights off infection
What are the types of striated muscle?
A. Cardiac and smooth
,B. Skeletal and cardiac
C. Smooth only
D. Skeletal and smooth
B. Skeletal and cardiac
Which types of muscle are involuntary?
A. Skeletal only
B. Skeletal and smooth
C. Cardiac and smooth
D. Skeletal and cardiac
C. Cardiac and smooth
Smooth muscle is responsible for what movements?
A. Contraction of the heart
B. Stretching the arm
C. Moving food with the small intestine
D. Moving the neck to see on the right side
C. Moving food with the small intestine
Which function of muscle is best described as helping to maintain posture and
preventing unwanted movements?
A. Mobilizing substances within the body
B. Stabilizing body positions
, C. Generating heat
D. Storing glucose
B. Stabilizing body positions
Muscles have the ability to shorten. This is known as ______________.
A. electrical excitability
B. contractility
C. extensibility
D. elasticity
B. contractility
Which is a function of skeletal muscle?
A. Moves bones and the skin of the face
B. Moves blood in blood vessels
C. Pumps blood from the heart into the blood vessels
D. Moves substances within a tube (example: peristalsis)
A. Moves bones and the skin of the face
Which characteristics are common to both cardiac and smooth muscle? Select all
that apply.
A. Uninucleated
B. Striated
C. Involuntary
