Closing or puckering the lips is the action of the _____ muscle.
A. auricularis
B. orbicularis oris
C. orbicularis oculi
D. levator anguli oris
E. zygomaticus
(
Question 2) Which of the following muscles does NOT extend the neck?
A. trapezius
B. semispinalis capitis
C. longissimus capitis
D. longus capitis
E. splenius capitis
(
Question 3) Of the following muscles of the head, which one wraps around the orbits?
A. nasalis
B. temporalis
C. orbicularis oculi
D. masseter
E. orbicularis oris
(
Question 4) Raising the eyebrows is the action of the _____ muscles.
A. auricular
B. procerus
C. occipitofrontalis
D. levator palpebrae superioris
E. temporalis
(
Question 5) Well developed mentalis muscles result in
A. a dimple in the chin.
B. crow's feet wrinkles.
C. a wonderful smile.
D. chubby cheeks.
E. creases in the cheeks.
(
Question 6) The flexion of the elbow represents a
A. class I lever system.
B. class II lever system.
C. class III lever system.
D. class IV lever system.
E. nonlever system.
(
Question 7) Which of the following represents a class I lever system?
A. crossing your legs
B. hyperextension of the head
C. standing on your tiptoes
D. flexion of the elbow to elevate the hand
E. lifting weight with your arm
(
Question 8) Contracting the right sternocleidomastoid muscle would
A. raise the head.
B. lower the head.
C. rotate the head toward the right.
D. rotate the head toward the left.
E. hyperextend the head.
(
Question 9) Contracting the trapezius muscle would
A. extend the neck.
B. flex the neck.
C. laterally flex the neck.
D. rotate the head toward the left.
E. extend and laterally flex the neck.
(
Question 10) In the body's lever systems, the
A. joint represents the fulcrum point.
B. force or pull is applied by the bone.
C. fulcrum is the part being moved.
D. weight is the muscle mass.
E. lever is a pivot point.
Quick Reply
