Hyposecretion of the adrenal glands can cause:

Which of the following groups of muscles are also commonly involved in torticollis?

a. Pectoralis major and minor, serratus anterior, and rhomboids b. Rectus femoris, vastus intermedius, vastus lateralis, and vastus medialis c. Scalenes, trapezius, and splenius muscles d. Quadratus lumborum, iliopsoas, hamstrings, and paraspinals

From the occlusal, the grooves separating the cusps merge at the:

A. central pit B. distal pit C. mesial pit D. buccal pit