Which of the following muscular disorders is inherited?

• Muscular dystrophy

• Myasthenia gravis

• Botulism

• Tetany

Select the correct option.

• 11^th and 12^th pairs of ribs are connected to the sternum with the help of hyaline cartilage.

• Each rib is a flat thin bone and all the ribs are connected dorsally to the thoracic vertebrae and ventrally to the sternum.

• There are seven pairs of vertebrosternal, three pairs of vertebrochondral and two pairs of vertebral ribs.

• 8^th, 9^th and 10^th pairs of ribs articulate directly with the sternum.

Tendon and ligament are example of

• dense regular connective tissue-

• dense irregular connective tissue

• loose connective tissue 

• specialised connective tissue.