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Questions and Answers
In the right glenohumeral joint, which axis of rotation is associated with abduction and adduction?
In the right glenohumeral joint, which axis of rotation is associated with abduction and adduction?
- Frontal-horizontal axis
- Anterior-posterior (AP) axis (correct)
- Medial-lateral (ML) axis
- Vertical axis
Which plane of movement involves internal rotation and external rotation of the arm or leg?
Which plane of movement involves internal rotation and external rotation of the arm or leg?
- Transverse plane (correct)
- Frontal plane
- Oblique plane
- Sagittal plane
What type of movement occurs around the frontal-horizontal axis?
What type of movement occurs around the frontal-horizontal axis?
- Pronation and supination
- Rotation of the head, neck, and trunk
- Abduction and adduction (correct)
- Flexion and extension
Which axis of rotation is associated with flexion and extension in the right glenohumeral joint?
Which axis of rotation is associated with flexion and extension in the right glenohumeral joint?
Which type of movement involves a combination of flexion, extension, abduction, and adduction?
Which type of movement involves a combination of flexion, extension, abduction, and adduction?
Which plane do hyperextension, dorsiflexion, and plantar flexion occur in?
Which plane do hyperextension, dorsiflexion, and plantar flexion occur in?
In a convex-on-concave surface movement, which member rolls and slides in opposite directions?
In a convex-on-concave surface movement, which member rolls and slides in opposite directions?
What is the arthrokinematic principle for a concave-on-convex surface movement?
What is the arthrokinematic principle for a concave-on-convex surface movement?
Which joint has 1 degree of freedom?
Which joint has 1 degree of freedom?
Which joint has 2 degrees of freedom?
Which joint has 2 degrees of freedom?
Extension of the knee demonstrates a combination of roll-and-slide with spin arthrokinematics. Which joint is involved in this movement?
Extension of the knee demonstrates a combination of roll-and-slide with spin arthrokinematics. Which joint is involved in this movement?
During abduction at the glenohumeral joint, what is the shape of the glenoid fossa?
During abduction at the glenohumeral joint, what is the shape of the glenoid fossa?
Which type of arthrokinematics involves a convex articular surface moving on a concave articular surface?
Which type of arthrokinematics involves a convex articular surface moving on a concave articular surface?
In which type of movement does conjunct rotation occur?
In which type of movement does conjunct rotation occur?
In joints with 3 degrees of freedom (DOF), conjunct rotation is only under what kind of control?
In joints with 3 degrees of freedom (DOF), conjunct rotation is only under what kind of control?
Which type of motion is exemplified by the pronation of the forearm?
Which type of motion is exemplified by the pronation of the forearm?
What type of motion occurs between the head of the radius and the capitulum of the humerus during pronation of the forearm?
What type of motion occurs between the head of the radius and the capitulum of the humerus during pronation of the forearm?
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