1 Tire width is the width of the tire measured in mm from sidewall to sidewall. This tire width is 225 mm.  Aspect ratio is the ratio of the height of the tire's cross-section to its width. On our example, 60 means that the height is equal to 60% of the tire's width.
The infrahyoid muscles or strap muscles are a group of four paired muscles in the anterior neck below the hyoid bone. They are responsible for depressing the hyoid during swallowing. Each muscle is supplied by different nerves from the ansa cervicalis.
Muscles of the neck. NECK MUSCLES: The motion of the neck can be divided into rotation (looking side to side), lateral flexion (ear to shoulder), flexion (chin to sternum) and hyperextension (looking up). Knowing which muscles do each motion will take you a long way towards proper evaluation and treatment.uscles of the elbow. ELBOW MUSCLES: The muscles that flex the elbow are the biceps, brachialis, and the brachioradialis. The muscles that extend the elbow are the triceps and anconeus. ELBOW INJURIES: The most common elbow injuries are golfers elbow, tennis elbow.