Chapter 7: Toes, Foot, Ankle, and Navicular Flashcards
The foot consists of how many bones:
26 Bones
How many phalanges are in the foot:
14 Phalanges
How many metatarsals are in the foot:
5 Metatarsals
How many tarsals are in the foot:
7 Tarsals
The foot is divided into the:
Forefoot, midfoot, and hindfoot.
The forefoot includes the:
Metatarsals and toes
The midfoot includes the five tarsals:
Cuneiforms, navicular, and cuboid bones.
The hindfoot includes the:
Talus and calcaneus.
The bones of the foot are shaped and joined together to form a series of:
longitudinal and transverse arches.
The longitudinal arch functions as a shock absorber to distribute the:
Weight of the body in all directions. (Permits smooth walking)
The traverse arch runs from side to side and assists in:
Supporting the longitudinal arch.
The superior surface of the foot is termed the:
Dorsum or dorsal surface.
The inferior or posterior aspect of the foot is termed the:
Plantar Surface.
The five metatarsals are numbered one to five beginning at the:
Medial side. (Big toe)
The five heads of the metatarsals form the:
“Ball” of the foot.
The first metatarsal is the shortest and:
Thickest.
The second metatarsal is the:
Longest.
The base of the fifth metatarsal contains a_____ _____, which is a common site of ______.
Prominent Tuberosity
Fractures.
The proximal foot contains seven tarsals:
Calcaneus
Talus
Navicular
Cuboid
Medial Cuneiform
Intermediate Cuneiform
Lateral Cuneiform
The calcaneus is the _____ and _____ tarsal bone.
Largest and Strongest
The Talus is irregular in form and occupying the superior-most portion of the foot, is the _____ _____ tarsal bone.
Second Largest
Beneath the head of the first metatarsal are:
Two small bones called sesamoid bones.
Sesamoid bones are a common site of:
Fractures and must be shown radiographically
The lateral surface of the calcaneus contains the:
Trochlea
The cuboid bone lies on the ____ side.
Lateral
The navicular bone lies on the ____ side.
Medial
The medial cuneiform is the _____ of the 3 cuneiform bones.
Largest
The intermediate cuneiform is the _____ of the 3 cuneiform bones.
Smallest