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BIOL 220 Exam 2 Homework - Connect
Questions and Correct Answers/ Latest
Update / Already Graded
Which of the following is/are a characteristic of skeletal muscle? Check
all that apply.
Ans: -Overlapping thin and thick filaments
-Striations
-Overlapping myosin and actin proteins
-Excitability
Assign each example to the universal muscle characteristic being
described.
Ans: excitability
-placing muscle in a solution containing calcium & ATP
conductivity
-action potentials in the center of the fiber radiating to the
ends
-depolarization of a single muscle fiber causing depolarization
of adjacent muscle fibers
contractility
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-creation of force
-pulling two bones closer together
-actively resisting the separation of two bones
elasticity
-a stretched muscle returning to it original length
-passively resisting the separation of two bones
extensibility
-stretching a muscle
-increasing sarcomere length
Identify the energy system that would be most important for each of
the following activities.
Ans: Phosphagen system
-swatting at a mosquito
-jumping on the bed
-pitching a baseball
-swinging a golf club
-during a soccer game, jumping up to head a ball
Glycogen-lactic acid system
All rights reserved © 2025/ 2026 |
BIOL 220 Exam 2 Homework - Connect
Questions and Correct Answers/ Latest
Update / Already Graded
Which of the following is/are a characteristic of skeletal muscle? Check
all that apply.
Ans: -Overlapping thin and thick filaments
-Striations
-Overlapping myosin and actin proteins
-Excitability
Assign each example to the universal muscle characteristic being
described.
Ans: excitability
-placing muscle in a solution containing calcium & ATP
conductivity
-action potentials in the center of the fiber radiating to the
ends
-depolarization of a single muscle fiber causing depolarization
of adjacent muscle fibers
contractility
All rights reserved © 2025/ 2026 |
, Page |2
-creation of force
-pulling two bones closer together
-actively resisting the separation of two bones
elasticity
-a stretched muscle returning to it original length
-passively resisting the separation of two bones
extensibility
-stretching a muscle
-increasing sarcomere length
Identify the energy system that would be most important for each of
the following activities.
Ans: Phosphagen system
-swatting at a mosquito
-jumping on the bed
-pitching a baseball
-swinging a golf club
-during a soccer game, jumping up to head a ball
Glycogen-lactic acid system
All rights reserved © 2025/ 2026 |
