Orthotic Fitter Practice Questions and Answers Rated A+

Orthotic Fitter Practice Questions and Answers Rated A+ How many regions is the foot divided into and what are the names of the anatomical divisions? There are (3) regions of the foot known as : Forefoot, Midfoot, Hindfoot What bones make up the Hindfoot? talus and calcaneus What bones make up the midfoot? navicular, cuboid, 3 cuneiforms (medial, intermediate, & lateral) What bones make up the forefoot ? 5 metatarsals and 14 phalanges What are the two pea-shaped bones located in the ball of the foot beneath the joint of the Hallux and first metatarsal called? The Sesamoids What is a joint? where two or more bones meet How many joints are in the foot? 33 What joints makeup the hindfood & midfoot? Ankle Joint, Subtalar joints and the Transverse tarsal joints. What is another name for the ankle joint? talocrural joint What is the MAJOR JOINT in the hindfoot as well as the largest joint in the entire foot called? the Subtalar Joint (also referred to as the talocalcaneal joint) Describe the Transverse tarsal joints? Transverse tarsal joints (aka Midtarsal and Choparts joint) is made up of two joints: Talonavicular & Calcaneocuboid joints. Its also referred to as LYSFRANC joint. This joint is made up of tarsals and the metatarsals. How many arches are in the foot? three; two longitudinal and one transverse What is a ligament? attaches bone to bone; Ligaments are grouped together in cords, bands, or sheets, and are as strong as rope. What is a tendon? Attaches muscle to bone; Muscles move bone by pulling on tendons. What is the ligament that is most prone to ankle sprains? Anterior Talofibular ligament What are the names of the 3 lateral-collateral ligaments? Anterior Talofibular, Posterior Talofibular, and the Calcaneofibular What are the deltoid ligaments and where are they located? They are located on the medial side of the ankle. These ligaments are very strong however injuries occur much less commonly than lateral ligament injuries. What are the 3 types of muscles? smooth, cardiac, skeletal Describe Origin & Insertion Origrin is the more fixed attachment of a muscle, typically the starting and proximal point of a muscle. INSERTION is the moveable attachment at the distal end of a muscle. This produces skeletal movement when muscles contracts. Intrinsic vs Extrinsic (describe the difference between these two) Intrinsic muscles of the foot are muscles that have both their ORIGIN & INSERTION in the foot. Extrinsic muscles of the the foot are those muscle that have their ORGIN IN LOWER LEG & INSERTION IN THE FOOT. Name the 4 muscles of the anterior compartment in foot: tibialis anterior, extensor digitorum longus, extensor hallucis longus, Peroneus tertius