Which of the erector spinae muscles has the best moment arm for lateral trunk flexion?

Contraction of the diaphragm __________ the volume of the thoracic cavity and results in ____________?

Most hip flexors are innervated by which of the following nerves?

In which of these points of gait is the most dorsiflexion range of motion needed?

The latissimus dorsi performs which of the following actions?

Which ligament stabilizes the medial aspect of the ankle?

During which motion do both inferior facets of C3 slide inferiorly and posteriorly?

Which of the following is the measurement of the perpendicular distance from the axis of rotation to a force’s line of action?

Which combination of muscles would perform right trunk rotation?

A patient presents to physical therapy with new onset of facial droop on the right side. The therapist observes that the patient is unable to raise their eyebrow, unable to smile or puff their cheek, and is unable to close their eye on the right. What is the most likely diagnosis?