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Foot and Ankle Study Guide
based on NUPOC BLP18 Foot and Ankle study guide
88
Medical
Graduate
05/11/2013

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Cards

Term
What sagittal plane motions occur at the ankle?
Definition
Dorsiflexion and Plantarflexion
Term
What coronal plane motions occur at the ankle?
Definition

-Inversion

-Eversion

-Varus

-Valgus

Term
What movements of the foot/ankle complex occur in the transverse plane?
Definition

-Adduction

-Abduction

Term
What planes of motion do pronation and supination of the foot occur in?
Definition

-Sagittal

-Coronal

-Transverse

Term
Name the four divisions of the foot
Definition
  1. Tarsus (hundfoot)
  2. Lesser Tarsus (midfoot)
  3. Metatarsus (forefoot)
  4. Digits/Phalanges
Term
What are the two columns of the foot?
Definition
  1. Medial column
  2. Lateral column
Term
What percent of compressive loads travel through the medial column of the foot?
Definition
70%
Term
What bones make up the medial column of the foot?
Definition
  • Talus
  • Navicular
  • Medial Cuneiform
  • Intermediate Cuneiform
  • Lateral Cuneiform
  • Metatarsal bones 1-3
  • bones of Digits 1-3
Term
What bones make up the lateral column of the foot?
Definition
  • Calcaneous
  • Cuboid
  • Metatarsal bones 4 and 5
  • bones of digits 4 and 5
Term
What bone of the foot/ankle complex has no muscle insertions?
Definition
Talus
Term
What bone is the mechanical keystone of the foot/ankle complex?
Definition
Talus
Term
Which will allow more motion :  A talus with three articulations with the calcaneous, or a talus with two articulations with the calcaneous?
Definition
Three atrticulations has less motion than two.
Term
How many articulate surfaces are on the calcaneous?
Definition
Six
Term
What muscle attaches to the navicular?
Definition
tibialis posterior
Term

What are the articulate surfaces of the navicular?

 

Definition

Proximal facet and three distal facets (for medial, intermediate, and lateral cuneiforms)

 

Term
What bone/s articulate with the navicular proximally?
Definition
Talus
Term
What bone/s articulat with the navicular distally?
Definition
Medial cuneiform, intermediate cuneiform, and lateral cuneiform (and sometimes cuboid)
Term
What is a feiss line?
Definition
a line running from the tip of the medial malleolus to the base of the first metatarsal (used in pes planus diagnosis)
Term
What defines a flat (pes planus) foot?
Definition
  • navicular lies below the Feiss line
  • and there is a reduced longitudinal arch
  • a calcaneus valgus
  • increased weight bearing on the medial aspect of the foot
Term
What bone articulates with the proximal (posterior) facet of the cuboid?
Definition
Calcaneous
Term
What bones does the Cuboid bone articulate with on it's anterior facets?
Definition
the fourth and fifth metatarsals
Term
What muscles attach to the cuboid?
Definition
  • flexor hallucis brevis
  • tibialis posterior
Term
Name the three parts of the metatarsal bones from proximal to distal.
Definition
  1. Base
  2. Body
  3. Head
Term
What are the three types of phalangeal bones?
Definition
  1. Proximal
  2. Middle
  3. Distal
Term
What are the normal ranges of motion at the talocrural joint?
Definition
0-20 degrees dorsiflexion; 0-50 degrees plantarflexion
Term
What is the functional ROM of the talocrural joint?
Definition
0-10 degrees dorsiflexion; 0-20 degrees plantarflexion
Term
What type of joint is the ankle (classified by mechanical movement).
Definition
a ginglymus, or hinge-joint
Term
What bones comprise the talocrural joint?
Definition
Tibia, Fibula, and Talus
Term
What ligament can limit both plantarflexion and dorsiflexion?
Definition
deltoid ligament
Term
What ligament limits plantarflexion and is on the lateral part of the foot/ankle?
Definition
Anterior talofibular ligament.
Term
What motions occur at the talocrural joint?
Definition
plantarflexion and dorsiflexion
Term
What joints comprise the subtalor joint?
Definition

talus and calcaneous

 

Term
What joint in the foot/ankle complex helps to absorb shock and adapt to uneven terrain?
Definition
subtalor joint
Term
What is the average angle between the ground and the subtalor joint axis?
Definition
42 degrees
Term
What motion occurs at the subtalor joint?
Definition
inversion and eversion
Term
What is the main ligament between the talus and calcaneous?
Definition
the interosseous talocalcaneal ligament
Term
What is the name of the gap that the interosseous talocalcaneal ligament passes through?
Definition
the sinus tarsi
Term
What two joints comprise the midtarsal joint?
Definition
Talonavicular and calcaneocuboid
Term
What is another name for the midtarsal joint?
Definition
Transverse tarsal or Chopart's joint
Term
What bones comprise the midtarsal joint?
Definition

calcaneous, cuboid, talus, navicular

 

Term
What motions occurs at the midtarsal joint?
Definition
pronation and supination
Term
What is another name for the tarsometatarsal joint complex?
Definition
Lisfranc joint
Term
What bones comprise the tarsometatarsal joints?
Definition
  • Medial cuneiform
  • Intermediate cuneiform
  • Lateral cuneiform
  • Cuboid
  • bases of Metatarsal bones 1-5
Term
What kind of motion occurs at the tarsometatarsal joint?
Definition
planar gliding
Term
What are the three basic ligament placements involved with the tarsometatarsal joints?
Definition
dorsal, plantar, and interosseous ligaments
Term
What motions occur at the metatarsophalangeal joints?
Definition
dorsiflexion and plantarflexion (abduction and adduction as well, but not in a way that is clinically significant)
Term
What ligament is also known as the spring ligament and helps to maintain the medial longitudinal arch?
Definition
The plantarcalcanealnavicular ligament
Term
What bones does the deltoid ligament attach to?
Definition
Medial Malleolus and tarsal bones
Term
What ligament helps suppor tthe medial loingitudinal arch and prevents excessive eversion?
Definition
Deltoid ligament
Term
What is the most commonly sprained ligament in the foot/ankle complex?
Definition
anterior talofibular ligament
Term
What motion does the talofibular ligament inhibit?
Definition
plantarflexion
Term
What bone is the sustentaculum tali attached to?
Definition
Calcaneous
Term
What tendon pivots the cuboid on the calcaneous?
Definition
fibularis longus
Term
What type of motion occurs at the intermetatarsal joints?
Definition
Planar (gliding)
Term
Wat is the functional ROM of dorsiflexion for the 1st MTP joint?
Definition
0-60° extension/ dorsiflexion
Term
Wat are the attachment points of the plantar aponeurosis?
Definition
The medial calcaneal tuberosity and the heads of metatarsals 1-5
Term
What is the term for inflamation of the plantar aponeurosis?
Definition
Plantar fascitis
Term
What muscles are present in the anterior compartment of the leg?
Definition
  • tibialis anterior
  • extensor digitorum longus
  • extensor hallucis longus
Term
What compartment of the leg is comprised of the tibialis anterior, extensor hallucis longus, and extensor digitorum longus?
Definition
The anterior compartment
Term
What nerve innervates the muscles of the anterior compartment?
Definition
Deep Peroneal nerve
Term
What nerve innervates the tibialis anterior?
Definition
Deep peroneal nerve
Term
What nerve innervates the extensor digitorum longus?
Definition
Deep peroneal nerve
Term
What nerve innervates the extensor hallucis longus?
Definition
Deep peroneal nerve
Term
What motions are caused by the muscles in the anterior compartment of the leg?
Definition
Dorsiflexion of the foot and ankle and extension of the phalanges
Term
What muscles make up the lateral compartment of the leg?
Definition
Fibularis longus and fibularis brevis
Term
Which compartment of the leg is comprised of the fibularis longus and fibularis brevis?
Definition
Lateral compartment
Term
What nerve innervates the muscles of the lateral compartment of the leg?
Definition
superficial peroneal nerve
Term
What nerve innervates the fibularis longus?
Definition
superficial peroneal nerve
Term
What nerve innervates the fibularis brevis?
Definition
superficial peroneal nerve
Term
What muscles are innervated by the superficial peroneal nerve
Definition
Fibularis longus and fibularis brevis
Term
What is the function of the Fibularis longis during stance phase?
Definition
Stabilize the first ray of the foot; also rotates the cuboid on the calcaneous, locking its motion.
Term
What motion/s is/are generally caused by the muscles of the posterior compartment of the leg?
Definition
Plantarflexion
Term
What muscles are in the superior posterior compartment of the leg?
Definition
Gastrocnemius and soleus
Term
What nerve innervates the posterior compartment of the leg?
Definition
Tibial nerve
Term

What nerve innervates the gastrocnemius?

 

Definition
tibial nerve
Term
What nerve innervates the soleus?
Definition
tibial nerve
Term
What posterior compartment leg muscles does the tibial nerve innervate?
Definition
  • gastrocnemius
  • soleus
  • tibialis posterior
  • flexor digitorum longus
  • flexor hallucis longus

 

Term
What nerve innervates the tibialis poterior?
Definition
tibial nerve
Term
what nerve innervates the flexor digitorum longus?
Definition
Tibial nerve
Term
What nerve innervates the flexor hallucis longus?
Definition
Tibial nerve
Term
What muscles comprise the deep posterior compatment of the leg?
Definition
  • Tibialis posterios
  • flexor digitorum longus
  • flexor hallucis longus
Term
What compartment of the leg is comprised of the tibialis posterior, flexor digitorum longus, and flexor hallucis longus?
Definition
The deep posterior compartment of the leg
Term
What is the functional ROM of the talocrural joint?
Definition

0-10° dorsiflexion

0-20° plantarflexion

Term
Describe the joint axis of the talocrural joint.
Definition
20-30° of external rotation, 8° from horizontal
Term
What motions are involved in supination at the talocrural joint?
Definition
Plantarflexion, adduction, and inversion
Term
What motions are involved in pronation at the talocrural joint?
Definition
dorsiflexion, abduction, and eversion
Term
What is the functional coronal plane ROM of the subtalor joint?
Definition
  • 4-6° inversion
  • 4-6° eversion
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