Which of these statements is true about the movements of the TMJ?

Which muscle has its origin on the canine fossa of the maxilla and inserts at the angle of the mouth?

Which muscle can become enlarged with the parafunctional habit of bruxism (grinding)?

The inability to protrude the tongue basically results from the loss of which muscle?

Which of these muscles is used in frowning?

Which muscle is involved in rotating the head?

The following are major cause(s) of temporomandibular joint disorder, except one. Which one is the exception?

Which of the following muscles raises each labial commissure of the lips to contribute to a smile

  Embryonic stem cells growing in a lab dish are bathed in a “cocktail” of chemicals that cause them to specialize into branching networks of single-nucleated cells that pulsate in unison. This tissue is most likely  

  A warm surface loses heat to the air molecules continuously circulating over it by