Muscle Actions and Functions – Anatomy and Movement Practice Test

These questions are part of the practice quiz. Start practicing

• Which hip abductors are innervated by the superior gluteal nerve?
• Which muscle primarily flexes the elbow without any listed shoulder action?
• Which muscle flexes the hip and medial rotates the hip, and also provides knee joint support?
• Which type of contraction involves muscle lengthening under tension?
• Which nerve roots contribute to the radial nerve?
• Which muscle extends the knee?
• Which of the following is a main elbow flexor?
• Which muscle forms the floor of the thoracic cavity and is essential for inspiration?
• Name the functional regions of the deltoid and one action for each.
• Which muscle fiber type is best described as endurance-oriented due to oxidative metabolism?
• Which muscles depress the scapula?
• Which two muscles are the primary wrist flexors on the anterior forearm?
• Which muscle elevates the clavicle during a shoulder shrug and also helps extend the neck?
• Which muscle is associated with ankle dorsiflexion and inversion of the foot?
• Which nerve supplies the majority of flexors in the forearm?
• Which muscle flexes the elbow, flexes the shoulder, and assists supination?
• Which muscle abducts the shoulder?
• Which are the primary wrist flexors?
• Which muscles evert the foot?
• Which two muscles are the primary wrist extensors on the posterior forearm?
• Which of the following is true about a neutralizer during a multi-joint movement?
• During a hip hinge movement such as a kettlebell swing, what is the primary role of the erector spinae?
• Which part of the Deltoid is responsible for flexion and medial rotation of the shoulder?
• Which nerve innervates the triceps brachii?
• What movement does the subscapularis primarily perform?
• Name the four rotator cuff muscles.
• Which muscle is located on the lateral side of the leg and contributes to foot eversion?
• Which muscle extends the hip and laterally rotates the hip?
• Which muscles act as the primary movers during a kettlebell swing?
• Which nerve provides innervation to supraspinatus and infraspinatus?
• Which muscle extends, medially rotates, and adducts the shoulder?
• What is the role of a neutralizer muscle?
• Which knee muscle is part of the quadriceps group?
• Which nerve roots contribute to the axillary nerve?
• What is the primary action of the anterior deltoid at the shoulder?
• Which muscle is NOT a hamstring muscle?
• Which muscle extends the hip and laterally rotates the thigh?
• Which muscle is a primary mover in flexion of the arm at the shoulder and also contributes to medial rotation and adduction?
• Which muscle is the primary elbow extensor?
• Which muscle primarily inverts the foot?
• Which muscle is the primary plantar flexor with knee extended?
• What class of lever is most characteristic of the common biceps curl?
• Which muscle is the primary external rotator of the glenohumeral joint?
• Which muscle forms the anterior abdominal wall and serves as the primary trunk flexor?
• Which muscle extends the knee and is the medial quadriceps muscle?
• Identify the primary hip flexor formed by the psoas major and iliacus.
• Which muscle depresses and protracts the shoulder and, when the scapula is fixed, rotates the glenoid cavity inferiorly or elevates the ribs?
• Which muscle abducts the shoulder when all parts act together?
• Which involuntary muscle is found inside many internal organs?
• Which muscle provides adduction and medial rotation of the hip without hip flexion?
• Which muscle is a hip adductor?
• Which statement accurately describes the clavicular portion of the pectoralis major?
• Which statement best describes the function of the core muscles when lifting with a hip hinge?
• What is the purpose of plyometric training in relation to muscle function?
• Which type of contraction occurs when tension is developed without a change in length?
• Which muscle extends and adducts the wrist?
• The musculocutaneous nerve is formed from which nerve roots?
• Which abdominal muscle pair is most involved in maintaining intra-abdominal pressure during lifting?
• What term describes the movement of the foot away from the midline?
• Which muscle medially rotates the shoulder?
• Name the primary forearm supinator.
• Which muscle is the primary elbow flexor regardless of forearm position?
• Which muscle extends the toes 2 through 5?
• Which muscle is associated with elbow flexion and shoulder flexion while assisting in supination?
• Which muscle assists in elevating the ribs when the scapula is fixed?
• Which nerve innervates the triceps brachii?
• Which muscle group provides the main drive for hip extension during a swing or squat movement?
• Which muscle flexes and abducts the wrist?
• Which muscle flexes the knee, extends the hip, and medially rotates the hip?
• Which nerve supplies the majority of extensor muscles in the forearm?
• Which muscle has an anterior part that is associated with flexion and medial rotation of the shoulder?
• Which elbow flexor is most powerful when the forearm is in neutral?
• Which term correctly describes the fixed proximal attachment of a muscle?
• Which muscle compresses lips and puckers lips (kissing muscle)?
• Which muscle primarily extends the ankle?
• Which muscle closes the eyelids (blink)?
• Which muscle extends the shoulder, medially rotates the arm, and adducts the shoulder?
• Which nerve innervates the biceps brachii?
• Which muscle is a primary dorsiflexor of the foot?
• Which muscle does NOT form part of the pes anserinus?
• Which nerve innervates the hypothenar muscles?
• What are the primary actions of the biceps brachii at the elbow and shoulder?
• Which muscle is the primary elbow extensor?
• Which muscle is primarily responsible for external rotation of the hip?
• Which muscle retracts and elevates the corner of the mouth?
• Which muscle dorsiflexes the ankle?
• What is the primary action of the latissimus dorsi on the humerus?
• Which muscle extends the knee and lies deep to the rectus femoris?
• Name the primary forearm pronators.
• What is the primary action of extensor digitorum?
• Which is a hip lateral rotator?
• Name the main fiber types and their characteristics relevant to endurance vs power.
• Which muscle, when acting together, flexes the neck, and when acting alone, rotates the head?
• What are the primary actions of the pectoralis major across the shoulder joint?
• Which combination correctly lists the main elbow flexors?
• Which muscle assists in external rotation and is located on the lateral border of the scapula?
• Which muscle primarily flexes the spinal column?
• Which nerve roots contribute to the median nerve?
• Which muscle is NOT a primary knee extensor?
• If the axillary nerve is damaged, which muscle would be most directly affected?
• Which muscle is the primary extensor, adductor, and medial rotator of the humerus?
• What is the role of the supinator?
• Which muscle extends the knee and lies medially in the quadriceps group?
• Which muscle flexes and adducts the wrist?
• The iliopsoas is formed by which two muscles?
• Which muscle tightens the iliotibial band to stabilize the knee?
• What is the difference between origin and insertion of a muscle?
• Which muscle provides hip adduction, flexion, and medial rotation?
• Which muscle lies internal to the external oblique and also compresses the abdomen?
• Which muscle group is primarily responsible for hip abduction and pelvic stabilization?
• Which muscle also assists scapular upward rotation besides serratus anterior and upper trapezius?
• Which nerve roots contribute to the median nerve?
• Which nerve innervates the deltoid?
• What is the function of the tensor fasciae latae?
• Which muscle is actively involved in blinking the eye?
• Which muscle flexes the wrist?
• Which muscle causes knee flexion along with hip flexion and lateral rotation?
• Which muscle depresses the hyoid bone and larynx?
• Which pair of muscles retracts the scapula?
• State the basic principle of the sliding filament theory.
• What is the primary action of the gluteus maximus?
• Which muscle action includes ankle extension, foot inversion, and knee flexion?
• Which involuntary muscle tissue is found only in the heart?
• Which muscle primarily abducts the shoulder after the initial 15 degrees?
• Which muscle initiates shoulder abduction in the first 15 degrees of movement?
• Which muscles depress the scapula?
• Which muscle is a hip flexor and also a knee extensor?
• Which muscle adducts the hip and medial rotates it without flexion?
• Which of the following is a quadriceps muscle that also flexes the hip?
• Which muscle is described as an hip abductor among the listed options?
• Which anatomical landmark serves as the attachment site for the Achilles tendon?
• Name a deep core muscle important for spinal stability that acts as a corset.
• Which muscle is listed as flexion of the hip (without other actions specified)?
• Which muscles evert the foot?
• Which muscle helps with hip abduction and medial rotation?
• Which part of the Deltoid is associated with extension and lateral rotation of the shoulder?
• Which nerve roots contribute to the musculocutaneous nerve?
• Which pairing correctly identifies the musculocutaneous nerve with its typical root levels?
• Which abdominal muscle is most important for spinal flexion and posterior pelvic tilt?
• Which muscle is attached to the bones of the skeleton and provides the force that moves the bones?
• Which muscle is responsible for knee flexion, hip adduction, and medial rotation?
• Which muscle resides on the anterior surface of the scapula and medially rotates the humerus?
• Scapulohumeral rhythm describes the coordinated movement between the glenohumeral joint and the scapulothoracic articulation. What is the approximate ratio of arm abduction to scapulothoracic upward rotation?
• Which muscle pulls back the corners of the lips?
• What is the primary role of the supraspinatus in shoulder motion?
• What is the action of the posterior deltoid?
• Which nerve innervates the intrinsic hand muscles at the base of the thumb?
• Which two muscles are the primary plantarflexors of the foot?
• Which muscle is the primary hip extensor and external rotator?
• Why might antagonist muscles co-contract during a movement?
• Which rotator cuff muscle is the primary external rotator?
• Which plane primarily governs shoulder abduction?
• In a standard biceps curl, which class lever is formed at the elbow?
• Which muscle causes foot eversion and lateral ankle extension?
• Which muscles invert the foot?
• In a biceps curl, which muscle primarily acts as antagonist during the lifting phase?
• In muscle contraction, which statement about calcium ions is correct?
• Which muscles support the medial longitudinal arch besides tibialis posterior?
• Which knee muscle is part of the hamstring group?
• Which muscles elevate the scapula?
• Name a hamstring muscle that extends the hip and flexes the knee.
• Which muscle is NOT a hamstring?
• Which muscle is described as the primary hip flexor?
• Which muscle compresses the abdomen, depresses ribs, and flexes or rotates the spine?
• Which muscle causes ankle flexion and inversion of the foot?
• Which portion of the pectoralis major is mainly responsible for shoulder flexion?
• Which neck muscle flexes the neck when both sides contract?
• Which muscle crosses both the hip and knee joints and can flex the hip and extend the knee?
• What is the primary action of the gluteus medius and minimus?
• Which muscle extends the neck and elevates, retracts, depresses, or rotates the scapula upward and also elevates the clavicle?
• Which muscle extends the knee and flexes the hip?
• What is the primary action of the brachioradialis?
• Which nerve innervates the biceps brachii?
• Which rotator cuff muscle is the primary internal rotator?
• Name the muscles that retract the scapula.
• What happens at the neuromuscular junction during muscle contraction?
• Which muscle extends and abduc ts the wrist?
• Which muscle fiber type is fast-twitch glycolytic and associated with high power?
• Which option best describes the support for the medial longitudinal arch besides tibialis posterior?
• What are the primary actions of the triceps brachii?
• Which muscle initiates shoulder abduction?
• Which muscles are the primary plantarflexors of the foot?
• Which joints are involved in scapulohumeral rhythm?
• Which muscle extends the knee and is the lateral quadriceps muscle?
• In the context of aging, resistance training is most effective at which outcome?
• Which are the primary wrist extensors?
• Which muscle works together to abduct the shoulder?
• Which muscle is a primary hip abductor?
• Which nerve roots contribute to the radial nerve?
• Which muscle causes knee flexion and hip extension with lateral rotation?
• What is the typical scapulohumeral rhythm during arm elevation?
• Name a muscle that protracts the scapula.
• Which muscle abducts the hip and medially rotates the hip?
• Which muscle group is commonly targeted to prevent low back injuries during lifting?
• How does aging affect muscle function and flexibility?
• Which muscle is the primary mover in shoulder extension and adduction?
• What term describes the movement of the foot toward the midline?
• Which is the primary hip flexor?
• Which muscle lies between the external oblique and transversus abdominis and contributes to abdominal compression?
• Which muscle compresses the abdomen and is the deepest layer of the abdominal wall?
• Which muscle flexes the elbow?
• Which muscle adducts the hip and flexes it, with medial rotation?
• Which muscle performs flexion, adduction, and medial rotation of the shoulder?
• Which muscle is NOT a quadriceps muscle?
• Which muscle is listed with the action of pronation of the forearm?
• Which statement about calcium ions in muscle contraction is correct?
• Which muscle protracts the shoulder and rotates the glenoid cavity superiorly when the scapula is fixed?
• The axillary nerve typically carries roots from which levels?
• Which rotator cuff muscle is the primary external rotator?
• Which muscle is NOT a primary hip adductor?
• Which statement correctly describes concentric, eccentric, and isometric muscle actions?
• Which muscle extends the toes (digits 2-5)?
• Name the main elbow flexors.
• Which muscle extends the knee and lies on the lateral side of the thigh?
• Which muscle extends the fingers and wrist?
• Which nerve innervates the hypothenar muscles?
• Which nerve innervates the gluteus medius and minimus?
• Which muscle expands the thorax and compresses the abdomen during respiration?
• Which muscle extends the elbow, and the long head also contributes to extension and adduction of the shoulder?
• How do the quadriceps and patellar tendon extend the knee?
• What action is performed by the anterior fibers of the deltoid?
• Which muscle's long head contributes to shoulder extension and adduction?
• Which muscles are responsible for forearm pronation?
• Which muscle extends the fingers and wrist?
• Which muscles are primarily involved in hip extension during a squat?
• Which action is NOT primarily associated with the latissimus dorsi?
• What best describes a synergist muscle?
• Which nerve supplies the majority of extensor muscles in the forearm?
• Which muscle is a slender hip adductor and knee flexor?
• Which muscle shapes and compresses the lips as in whistling or kissing?
• Which muscle raises eyebrows and wrinkles the forehead?
• Which muscle is considered the primary elevator of the corner of the mouth (smile)?
• Which muscle extends the knee and lies deep to the rectus femoris?
• Which nerve innervates the thenar muscles?
• Which muscle extends the elbow?
• Which combination of muscles elevates the scapula?
• Name two muscles that contribute to scapular upward rotation.
• Which muscle flexes the hip and medially rotates the hip, while also supporting the knee joint?
• Which muscle abducts the hip?