5.1-2 Muscle Tissue Functions

Multiple Choice

Which of the following best describes the primary function of the muscular system?

• To produce hormones

• To transport oxygen in the blood

• To enable movement of the body

• To protect internal organs from pathogens

Multiple Choice

Which of the following is a location where skeletal muscle can be found?

• Walls of the heart

• Walls of internal organs

• Attached to bones

• Attached to skin

Multiple Select

Select all that apply : Which characteristics are shared by both smooth and cardiac muscle tissue (2 answers)?

• Multinucleate cells

• Voluntary control

• One nucleus per cell

• Located in walls of internal organs

Multiple Choice

Which of the following is NOT a behavioral property of muscle tissue?

• Extensibility

• Elasticity

• Flexibility

• Contractility

Multiple Choice

Which of the following is NOT one of the four behavioral characteristics common to all muscle tissue?

• Irritability

• Extensibility

• Elasticity

• Flexibility

Multiple Choice

Which behavioral property of muscle refers to the ability to respond to a stimulus?

• Contractility

• Elasticity

• Irritability

• Extensibility

Multiple Select

Select all statements that accurately describe contractility in muscle tissue. (3 answers)

• It is the ability to contract or shorten.

• It is unique to muscle tissue.

• It involves pulling on bones at attachment sites.

• It is also called elasticity.

Multiple Select

Select all that apply : Which of the following statements about tendons and muscle force generation is/are correct? (3 answers)

• Muscles that generate large forces have short, wide tendons.

• Muscles responsible for fine movements have long, thin tendons.

• Tendons are primarily composed of collagenous fibers.

• Tendons connect bone to bone.

Multiple Choice

Which type of muscle contraction results in the muscle exerting a tensile (pulling) force on the bone to which it is attached?

• Concentric contraction

• Eccentric contraction

• Isometric contraction

• Isotonic contraction

Multiple Choice

Which type of skeletal muscle contraction occurs when tension develops in both the biceps and triceps, but there is no movement?

• Isometric contraction

• Eccentric contraction

• Concentric contraction

• Isotonic contraction

Multiple Choice

Which of the following statements about muscle-generated heat is correct?

• Muscles generate heat only during vigorous exercise.

• Muscles generate heat even when you are not exercising.

• Muscles do not contribute to body temperature regulation.

• Muscles generate heat only when body mass is less than 40%.

Open Ended

Reflecting on today's lesson about the muscular system, what is one question you still have or one concept you would like to explore further?