Practice

Kinesiology

A muscle pulls its insertion toward its origin, so its line of pull tells you its action. Learn attachments by region and say the action out loud from them.

A lesson for this area

Question 1KN.D · Muscle attachments and actions

Which muscle both flexes the elbow and supinates the forearm?

Question 2KN.D · Muscle attachments and actions

Which calf muscle plantarflexes the ankle and also crosses the knee, so it can assist knee flexion?

Question 3KN.D · Muscle attachments and actions

Which muscle is the most powerful extensor of the hip, used strongly when rising from a deep squat or climbing stairs?

Question 4KN.D · Muscle attachments and actions

A client has a tender spot at the superior angle of the scapula. Which muscle attaches there?

Question 5KN.D · Muscle attachments and actions

A client clenches the jaw and the therapist feels a muscle bulge over the angle of the mandible. Which muscle is this, and what is its action?

Question 6KN.D · Muscle attachments and actions

Which muscle runs from the anterior ribs to the coracoid process and can pull the scapula forward and down?

Question 7KN.D · Muscle attachments and actions

Which muscle runs between the iliac crest and the twelfth rib and can hike the hip on one side?

Question 8KN.D · Muscle attachments and actions

Which quadriceps muscle crosses the hip as well as the knee, so it both flexes the hip and extends the knee?

Question 9KN.D · Muscle attachments and actions

Which muscle runs from the anterior superior iliac spine across the front of the thigh to the medial tibia and helps place the leg in a cross-legged sitting position?

Question 10KN.D · Muscle attachments and actions

What is the superior attachment of the sternocleidomastoid?

Question 11KN.D · Muscle attachments and actions

When a client pushes against a wall, the medial border of one scapula lifts away from the rib cage. Weakness of which muscle is the classic cause?

Question 12KN.D · Muscle attachments and actions

Which rotator cuff muscle passes under the acromion and assists the deltoid in abducting the arm?

Question 13KN.D · Muscle attachments and actions

The tensor fasciae latae inserts into which structure?

Question 14KN.D · Muscle attachments and actions

Which muscle dorsiflexes the ankle and inverts the foot?

Question 15KN.D · Muscle attachments and actions

Which fibers of the trapezius depress the scapula?

Question 16KN.E · Joint structure and function

Which ligament mainly prevents the tibia from sliding forward on the femur?

Question 17KN.F · Range of motion

A client recovering from surgery lifts the arm as far as possible while the therapist helps complete the movement. What is this called?

Question 18KN.F · Range of motion

A therapist asks a client to raise the arm overhead as far as possible on her own, with no assistance. What is the therapist observing?

Question 19KN.E · Joint structure and function

Which joint is a ball-and-socket joint?

Question 20KN.F · Range of motion

When a client's elbow is passively extended fully, the movement stops abruptly and hard as the olecranon meets the humerus. What end feel is this?

Question 21KN.F · Range of motion

Full passive flexion of the knee stops as the calf presses against the back of the thigh. What normal end feel is this?

Question 22KN.E · Joint structure and function

The humeroulnar joint of the elbow is a hinge joint. Which movements does it allow?

Question 23KN.F · Range of motion

During range of motion assessment, a client's elbows extend well beyond straight. How should the therapist respond?

Question 24KN.E · Joint structure and function

What is the movement called when the sole of the foot turns inward toward the midline?

Question 25KN.E · Joint structure and function

What is the main function of a ligament?

Question 26KN.E · Joint structure and function

What role do the menisci of the knee play?

Question 27KN.E · Joint structure and function

Turning the head to say no happens mainly at the atlantoaxial joint. What type of joint is it?

Question 28KN.F · Range of motion

The client relaxes completely while the therapist moves the client's knee through its range. What is this called?

Question 29KN.F · Range of motion

When performing passive range of motion on a client's shoulder, what should the therapist do?

Question 30KN.F · Range of motion

How does a healthy joint's passive range of motion usually compare with its active range?

Question 31KN.F · Range of motion

During a resisted test the joint is held still while the client contracts against the therapist's hand. Which tissues does this mainly stress?

Question 32KN.E · Joint structure and function

In which anatomical plane do flexion and extension of the elbow and knee occur?

Question 33KN.F · Range of motion

During active range of motion, a client raises the straight arm forward and up toward the ceiling. What is this movement at the shoulder?

Question 34KN.E · Joint structure and function

The sutures between the bones of the adult skull are classified as which kind of joint?

Question 35KN.E · Joint structure and function

Which feature is found in every synovial joint?

Question 36KN.A · Skeletal muscle components

What is an aponeurosis?

Question 37KN.B · Muscle contractions

During muscle contraction, what does calcium do inside the fiber?

Question 38KN.A · Skeletal muscle components

A muscle is stretched and then released, and it returns to its resting length. Which property of muscle tissue does this show?

Question 39KN.C · Proprioceptors

Where are Golgi tendon organs located, and what do they monitor?

Question 40KN.B · Muscle contractions

A client pushes a hand against a wall without moving the arm. What type of contraction is occurring?

Question 41KN.C · Proprioceptors

Proprioceptors in joint capsules and ligaments mainly signal what information?

Question 42KN.C · Proprioceptors

Which proprioceptor detects changes in muscle length and the speed of that change?

Question 43KN.A · Skeletal muscle components

What is the smallest functional contractile unit of a skeletal muscle fiber?

Question 44KN.B · Muscle contractions

According to the sliding filament model, what happens to a sarcomere during contraction?

Question 45KN.A · Skeletal muscle components

Postural muscles that work steadily for long periods contain a high proportion of which fiber type?

Question 46KN.B · Muscle contractions

What is a synergist?