DPM Clinical Biomechanics

Question 1

Which joint primarily allows inversion and eversion of the foot?

Accepted Answer

Subtalar joint

Answer

Ankle joint

Answer

Tarsometatarsal joint

Answer

Metatarsophalangeal joint

Question 2

During gait, what is the primary role of the tibialis posterior muscle?

Accepted Answer

Arch stabilization and inversion

Answer

Dorsiflexion of the foot

Answer

Plantarflexion of the great toe

Answer

Foot eversion

Question 3

Which phase of gait is most associated with maximum ankle dorsiflexion?

Accepted Answer

Midstance

Answer

Initial contact

Answer

Preswing

Answer

Terminal swing

Question 4

What motion occurs at the first ray during propulsion?

Accepted Answer

Plantarflexion

Answer

Dorsiflexion

Answer

Inversion

Answer

Abduction

Question 5

Which foot deformity is characterized by hindfoot valgus and forefoot abduction?

Accepted Answer

Adult-acquired flatfoot

Answer

Pes cavus

Answer

Equinus foot

Answer

Hallux valgus

Question 6

Which muscle is primarily responsible for dorsiflexion during the swing phase of gait?

Accepted Answer

Tibialis anterior

Answer

Gastrocnemius

Answer

Soleus

Answer

Peroneus longus

Question 7

Which condition results from overpronation leading to tension on the plantar fascia?

Accepted Answer

Plantar fasciitis

Answer

Achilles tendinitis

Answer

Tarsal tunnel syndrome

Answer

Morton's neuroma

Question 8

Which of the following best describes the windlass mechanism?

Accepted Answer

Tension of plantar fascia during hallux dorsiflexion

Answer

Dorsiflexion of the ankle during swing

Answer

Plantarflexion of the metatarsals

Answer

Flexion of the toes during stance

Question 9

What is the most likely biomechanical cause of a hallux limitus?

Accepted Answer

First ray dorsiflexion restriction

Answer

Tight Achilles tendon

Answer

Forefoot valgus

Answer

Flatfoot deformity