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Lower Limb I
Toes, Foot, Ankle
Question | Answer |
---|---|
The foot consists of how many bones? | 26 |
The bones of the ankles are called the? | tarsals |
The base of 5th metatarsal contains a prominent? | tuberosity |
The cuboid bone lies on which side (medial or lateral) of the foot? | lateral |
The medial aspect of the calcaneus extends outward as a shelf-like overhang called? | sustentaculum tali |
The second largest tarsal bones is the? | talus |
The sesamoid bones are located? | beneath the head of the 1st metatarsal |
The 5 bones of the instep of the foot are called? | the metatarsals |
A fracture of the base of the 5th metatarsal is commonly known as? | A Jones fracture |
In an AP axial projection of the toes, the central ray is angled how many degrees? | 15 |
In the AP oblique projection of the toes, the foot is rotated how many degrees? | 30-45 |
The central ray for an AP oblique projection of the toe is? | Perpendicular and entering the 3rd MTP joint |
For the lateral projection of the 1st and 2nd toes, the patient is placed on which side? | on the unaffected side |
What should be done to prevent superimposition of the toes in the lateral projection? | Use tape or gauze to flex the toes not being examined |
A 10 degree central ray angle of the AP foot is used to demonstrate? | open TMT joint spaces |
The AP oblique projection of the foot is angled how many degrees? | 30 |
The AP oblique projection, with medial rotation of the foot shows the bases of which metatarsals superimposed? | the 1st and the 2nd |
The lateral projection of the foot shows the fibula where? | overlapping the posterior portion of the tibia |
Where is the central ray placed in the lateral (mediolateral) projection of the foot? | Perpendicular to the base of the 3rd metatarsal |
The weight-bearing method is used to examine which part of the foot? | The longitudinal arch |
How can you tell if the calcaneus is rotated? | the 1st-5th metatarsals will be projected to the side of the foot |
In the axial projection (plantodorsal) of the calcaneus, the central ray is angled how many degrees? | 40 degrees cephalic |
In the lateral projection (mediolateral) of the calcaneus, the central ray enters where? | perpendicular to the calcaneus about 1in distal to the medial malleolus |
In the AP projection of the ankle, where does the central ray enter? | perpendicular through the ankle joint, midway between the malleoli |
In the lateral projection (mediolateral) of the ankle, where does the central ray enter? | perpendicular to the ankle joint, entering the medial malleolus |
The lateral projection (mediolateral) of the ankle shows the base of the 5th metatarsal to check for which fracture? | Jones |
The lateral projection (lateromedial) of the ankle, where does the central ray enter? | Perpendicular through the ankle joint entering 1/2 in superior to the lateral malleolus |
In the AP oblique projection of the ankle with medial rotation requires that the leg and foot be rotated how many degrees? | 45 |
The AP oblique Mortise Joint view of the ankle requires that the leg and foot be rotated how many degrees? | 15-20 |
The AP Projection of the ankle Stress Method is used in studies to verity what? | ligament tears |