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Foot/Ankle
| Question | Answer |
|---|---|
| How many bones are in the foot? | 26 |
| How many phalanges are in the foot? | 14 |
| How many metatarsals are in the foot? | 5 |
| How many tarsal are in the ankle? | 7 |
| Which bones are found in the forefoot? | Metatarsals, toes (phalanges) |
| Which bones are found in the midfoot? | Cuneiforms, Cuboid, Navicular |
| Which bones are found in the hindfoot? | Talus, Calcaneus |
| What term describes the superior surface of the foot? | Dorsum, Dorsal |
| What term describes the inferior or posterior surface of the foot? | Plantar |
| Which metatarsal is the shortest and thickest? | The first one. |
| Which bone is the largest and strongest tarsal bone? | Calcaneus (os calsis) |
| Name the seven tarsals. | Calcaneus, Cuboid, Navicular, Talus, Medial/Intermediate/Lateral cuneiform |
| Sinus tarsi | (blank) |
| Which bones occupies the most superior position of the foot? | Talus |
| Which cuneiform is the largest? | Medial cuneiform |
| Which cuneiform is the smallest? | Intermediate cuneiform |
| Where are the sesamoid bones located? | Beneath the head of the first metatarsal. |
| Where does the most common site of fracture occur on the foot? | At the sesamoid bones |
| What joint is located between the distal and middle phalanges? | Distal Interphalangeal (DIP) joint |
| What joint is located between the base of the proximal phalanx and head of the metatarsal bone? | Proximal interphalangeal (PIP) joint |
| The great toe has what type of joint in it? | Interphalangeal joint |
| What type of joint is the metatarsophalangeal joint? | Ellipsoidal |
| What type of joint is the cuneocuboid joint? | Gliding |
| What type of joint is the talocalcaneonavicular joint? | Ball and socket |
| What type of joint is the talofibular joint? | Hinge |
| What type of joint is the proximal tibiofibular? | Gliding |
| What type of joint is the interphalangeal joint? | Hinge |
| What type of movement do the interphalangeal joints permit? | Flexion and extension |
| Which metatarsal has a tuberosity that is prominent at its base? | The fifth metatarsal |
| Which tarsal bone is lateral from the cuneiforms? | Cuboid |
| Which tarsal bone forms part of the ankle joint? | Talus |
| MTP is an abbreviation for what? | Metatarsophalangeal |
| What other projection term refers to the AP projection? | Dorsoplantar |
| What two CR angulations can be used to perform AP and AP axial projections? | Perpendicular and 10 degrees posteriorly (toward the heel) |
| To what point of the foot should the central ray be directed toward for the lateral projection? | To the base of the third metatarsal |
| The plantodorsal projection is associated with what type of projection? | Axial |
| At what level of the foot should the CR enter for the axial (plantodorsal) projection? | The base of the third metatarsal |
| Which projection of the calcaneus --axial or lateral--best demonstrates the sinus tarsi? | Lateral |
| Why is dorsiflexion of the foot required for the lateral (mediolateral) projection? | To prevent lateral rotation of the ankle. |
| For the lateral mediolateral projection, where should the CR be directed? | Perpendicularly |
| The ankle joint is located where? | Between the medial malleolus and talus |
| What long bone articulates with the talus to form the ankle joint? | Tibia |
| What is the name of the distal end of the tibia that is palpable on the medial ankle? | Medial malleolus |
| What is the second name for the talas? | Astragalus |
| The talas is also known as what? | Ankle bone |
| What is another name for calcaneus? | Os Calcis |
| The calcaneus is also known as what? | Heel bone |
| What is another name for navicular? | Tarsal scaphoid |
| What are two other names for the first toe? | Great toe, Hallux |
| What class are the tarsal bones in? | Short bones |