16.    When both muscles of this pair are contracted simultaneously, they flex the neck forward. A.    PlatysmaB.    SemispinalisC.    Sternocleidomastoid D.    Trapezius

7.    Muscles that act on the __________ cause movement at the hip, knee, and foot joints. A.    upper limbB.    lower limb C.    trunk

6.    Muscles of facial expression differ from most skeletal muscles because they usually do NOT insert into a bone. A.    True B.    False

17.    Both heads of the biceps femoris muscle __________. A.    extend the leg at the kneeB.    flex the hipC.    flex the leg at the knee  D.    extend the hip

11.    This lower limb muscle, which attaches to the calcaneus via the calcaneal tendon and plantar flexes the foot when the knee is extended, is the __________. A.    tibialis anteriorB.    gastrocnemius  

13.    The __________ is the smallest and most deep of the gluteal muscles. A. gluteus maximus  B.  gluteus internusC. gluteus mediusD. gluteus minimus 

5.    Muscles are named based on all the criteria below except ________. A.    number of originsB.    direction of muscle fibersC.    color of the muscle  D.    action of the muscle

18.    The main action of the fibularis longus is to __________. A.    dorsiflexes the footB.    evert the foot C.    invert the footD.    plantar flexes the foot  

15.    This muscle closes the eyes, allowing you to wink or blink. A.    corrugator superciliiB.    orbicularis orisC.    orbicularis oculi  D.    frontal belly of the epicranius

12.    The __________ is the largest and most superficial of the gluteal muscles. A.    gluteus maximus  B.    gluteus internusC.    gluteus mediusD.    gluteus minimus