The speed of muscle contraction is ________ related to load.
A) indirectly
B) not
C) directly
D) inversely
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Question 2) Isotonic muscle contractions differ from isometric contractions because isotonic contractions ________.
A) result in lengthening of the muscle
B) involve movement of the muscle and body structures
C) do not involve shortening of a muscle
D) result in shortening of the muscle
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Question 3) The latissimus dorsi ________.
A) extends, adducts, and medially rotates the shoulder
B) depresses and protracts the shoulder
C) extends, flexes, abducts, and medially and laterally rotates the shoulder
D) protracts the shoulder and rotates the scapula
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Question 4) Which muscle acts as an antagonist for plantar flexion?
A) gastrocnemius
B) soleus
C) fibularis longus
D) tibialis anterior
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Question 5) The extensor digitorum longus and flexor digitorum longus ________.
A) facilitate dorsiflexion and inversion of the foot
B) share a common action: flexion of the toes
C) share a common action: extension of the toes
D) facilitate opposing actions: extension and flexion of the toes, respectively
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Question 6) The primary action of the triceps brachii is ________.
A) pronation of the forearm
B) flexion of the fingers
C) flexion of the forearm
D) extension of the forearm
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Question 7) Which of the following terms might be found in the name of a muscle that is shaped like a square?
A) rhombus
B) serratus
C) quadratus
D) brevis
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Question 8) Which of the following terms might be found in the name of a muscle that is the larger of two similar muscles in a specific location?
A) medius
B) major
C) brevis maximus
D) minor
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Question 9) Which of the following terms might be found in the name of a muscle that increases the angle of a joint?
A) extensor
B) flexor
C) adductor
D) abductor
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Question 10) Which of the following terms might be found in the name of a muscle that decreases the angle at a joint?
A) abductor
B) adductor
C) extensor
D) flexor
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