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Lower Limb
Lower Limb (115)
| Question | Answer |
|---|---|
| Where should you center the CR when performing a Lateral Calcaneus X-Ray? | 1 inch inferior to the medial malleolus |
| How should the tube be angled when performing a Axial Os Calcis (Calcaneus) X-Ray? | 40° cephalic |
| Which X-Ray requires a 42 - 48 inch SID? | Axial Os Calcis (Calcaneus) |
| Which X-Ray requires us to angle the tube 10° posteriorly? | AP Axial Foot |
| All lower limb X-Rays are performed? | Tabletop |
| Most lower limb X-Rays require the patient to? | Dorsiflex their ankle 90° |
| Most lower limb X-Rays require? | 40 inch SID |
| Which X-Ray requires us to rotate the patients leg & foot medially 15–20°? | AP Medial Oblique Ankle (Mortise) |
| What X-Ray requires a 14x17 inch IR? | Tib/Fib |
| The patients lower leg should be positioned ________ across the IR when performing a Tib/Fib X-Ray? | Diagonally |
| Tib/Fib SID requirement- | 48 inch (Set the tube as high as possible to maximize SID) |
| The__________ must be in contact with the IR when performing a Tib/Fib X-Ray? | The ankle and knee joint |
| Start with foot flat on IR, Rotate the foot, ankle and leg 30° medially, ensure you can fit 2 fingers under the lateral arch, this describes ___________ patient position? | AP Medial Oblique Foot |
| There are ______ bones of the foot | 26 |
| There are ______ bones of the toes (phalanges) | 14 |
| There are ______ bones of instep (metatarsals) | 5 |
| There are ______ bones of the ankle (tarsals) | 7 |
| The Longitudinal Arch of the foot acts as a _________ | Shock Absorber |
| The __________ supports the longitudinal arch | Transverse Arch |
| The base of the __________ Metatarsal contains a prominent tuberosity, which is a common site of fractures | 5th |
| What is the most lateral tarsal bone? | Cuboid |
| What is the largest and strongest tarsal bone? | Calcaneus/Os Calcis |
| Interphalangeal joints of the foot are? | Synovial Hinge |
| Metatarsophalangeal joints of the foot are? | Synovial Ellipsoidal |
| Tarsometatarsal joints of the foot are? | Synovial Gliding |
| Intertarsal joints of the foot are? | Synovial Gliding |
| ___________ are embedded in 2 tendons located on the plantar surface of foot within the Inferior surface of the head of the 1st Metatarsal | Sesamoid Bones |
| The best way to view the Sesamoid Bones of the foot is with a | Tangential View |
| Fibula | Lateral aspect of leg |
| Tibia | Medial aspect of leg |
| What are the two mostly flat, superior surfaces that slope posteriorly 10° to 20°? | Tibial Plateaus |
| The Mortise Joint is | Synovial Hinge |
| The Distal Tibiofibular Joint is | Fibrous Syndesmosis |
| The Proximal Tibiofibular Joint is | Synovial Gliding |
| What are the two parts of the Mortise Joint? | Talofibular |
| What are the two parts of the Mortise Joint? | Tibiotalar |
| What is the longest, strongest, and heaviest bone in the body? | Femur |
| The ________ end of the femur is broadened | Distal |
| Which condyle of the distal femur is lower then the other one? | Medial |
| The Patellofemoral Joint is | Synovial Gliding |
| The Femorotibial Joint is | Synovial modified-hinge joint |
| The Femorotibial Joint is enclosed in | Articular Capsule |
| The Femorotibial Joint can be refered to as the | Knee Joint |
| What is the largest joint in the body? | The Femorotibial Joint |
| The sustentaculum tali is found on the? | Medial aspect of the Calcaneus |
| What is the most commonly fracture bone in the foot? | Base of the 5th Metatarsal |
| There is a _______ difference of elevation between the condyles of the distal femur | 5-7° |
| The proximal portion of the Tibia is more | Anterior |
| The proximal portion of the Fibula is more | Posterior |
| The Sinus Tarsi is best visualized on a | Medial Oblique Foot |
| Decrease technique and use shorter exposure times when imaging ________ patients | Pediatric & Geriatric |
| If the patient has a _______ cast, use normal technique or slightly increase mAs if needed (about 25% increase) | Fiberglass |
| If the patient has a_________ cast, increase mAs significantly (75–100%, depending on size of cast) | Wet Plaster |
| If the patient has a_________ cast, increase mAs moderately (50–70%, depending on size of cast) | Dry Plaster |
| Adjust _______ to account for major thickness differences (fat) of the patients body part being imaged | kVp |
| Adjust_______ for small thickness differences | mAs |
| Most lower limb X-Ray procedures require the use of a _______ | 10 x 12 IR |
| The most medial tarsal bone is the | Navicular |
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