Key Terms
Anatomy of the foot and ankle
Ligaments
Common Injuries
100

A sudden, involuntary contraction of a muscle.

What is a cramp?

100

These are the three arches of the foot.

What is the transverse arch, medial longitudinal arch, and lateral longitudinal arch?

100

These are tough bands of tissue that connect bones to each other and provide support to joints.

What are ligaments?

100

At least three-quarters of Americans experience these problems.

What are foot and ankle problems?

200

Muscles that are outside a body part, organ, or bone.

What is extrinsic muscle?

200

The medial longitudinal arch is composed of these bones.

What are the navicular, calcaneus, talus, and medial cuneiform?

200

This crucial ligament supports the medial arch.

What is the spring ligament?

200

These can occur on any part of the body where friction occurs.

What are blisters?

300

Muscles that relate to a specific body part or bone.

What are intrinsic muscle?
300

The phalanges consist of these bones.

What are the distal phalanx, middle phalanx, and proximal phalanx?

300

This ligament is a group of several ligaments in your ankle. It attaches to the bones in your foot, ankle, and legs.

What are the deltoid ligaments?

300
An injury that occurs most often over the shin.

What is a contusion?

400

The highest of the 3 arches of the foot.

What is the medial longitudinal arch?

400

The tarsals consist of these bones.

What are the calcaneus, talus, cuboid, and the cuneiforms.

400

This is one of the most injured on the medial side of the ankle.

What is the deltoid ligament?

400

A contusion on the heel that impairs an athlete.

What is an ankle bruise?

500

A serious condition that may develop when swelling exists in one or more of the four compartments of the leg or arm.

What is compartment syndrome?

500

The feet contain this proportion of bones in the total number of bones in the body.

What is one-fourth?

500

The calcaneofibular ligament connects these two bones.

What are the calcaneus and fibula?

500

A sudden, involuntary contraction of the muscle in your leg.

What is a leg cramp?

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