Muscular System Quiz - Chapter 10
Severing of the patellar tendon would inactivate the hamstring group. T/F
False
Skeletal muscles work alone. T/F
False
Which of the following describes the action of the serrates anterior? - adducts the arm - adducts and flexes the humerus - protracts the shoulder, and rotates the scapular for abduction and flexion of arm - medial rotation of the humerus - lateral rotation of the humerus
protracts the shoulder, and rotates the scapula for abduction and flexion of arm
Which of the following is NOT a muscle of the hamstring group? biceps femoris quadriceps femoris semimembranosus
quadriceps femoris
The muscle that inserts on the superior surface of the pubis around the symphysis is the
rectus abdominis
Figure 11-1 Major Anterior Skeletal Muscles: Identify the muscle labeled "25."
sartorius
Figure 11-1 Major Anterior Skeletal Muscles: Identify the muscle labeled "16."
serrates anterior
The mentalist muscle inserts on the
skin of the chin
Tom is having difficulty plantar flexing and inverting his right foot. Which muscle is most likely involved in this problem?
soleus
The preferred site for intramuscular (IM) injections in infants and children is the
vastus lateralis
Figure 10.3 Levator scapulae
A
Figure 10.2 May extend and laterally rotate the arm.
B
Figure 10.3 Depresses scapula.
B
Figure 10.2 Pectorales minor.
C
Figure 10.3 Teres major muscle.
D
Figure 10.3 The latissimus dorsi.
E
Muscles are only able to pull, they NEVER push. T/F
True
Damage to the pectoralis major would interfere with a person's ability to
adduct the humerus
Figure 11-2 Major Posterior Skeletal Muscles: Identify the muscle labeled "19."
adductor magnus
Muscle that is primarily responsible for bringing about a particular movement.
agonist
Muscle that opposes and reverses the action of another muscle.
antagonist
Each of the following terms is a descriptive term for a muscle's action, EXCEPT levator pronator tensor buccinator adductor
buccinator
Muscles ending in the suffix -costal would be found in the
chest
A muscle that inserts on the body of the mandible is probably involved in
chewing
Which of the following does NOT move the shoulder girdle? pectoralis major deltoid rhomboideus serratus anterior trapezius
deltoid
If you bruised your gluteus maximus, you would expect to experience discomfort when
extending your leg
Muscle that stabilizes the origin of another muscle.
fixator
Jill suffers a severe cut that serves the tendon that attaches the insertion of the flexor carpi ulnas. As a result of this injury, what action is difficult for her to perform?
flex and adduct her palm
Figure 11-2 Major Posterior Skeletal Muscles: Identify the muscle labeled "12."
gastrocnemius
Figure 11-2 Major Posterior Skeletal Muscles: Identify the muscle labeled "6."
latissimus dorsi
The ______ muscle is the strongest jaw muscle.
masseter
Which of the following is NOT a muscle of facial expression? buccinator depressor labi zygomaticus masseter mentalis
masseter
Pam's daughter is born with crossed eyes. As she grows, the problem does not become any better and, in fact, gets worse. Her physician suggests cutting an eye muscle to bring the eyes into a more normal position. Which muscle would you suggest he cut to achieve this end?
medial rectus
The _____ covers the anterior surface of the neck. buccinator epicranium occipitofrontalis orbicularis oris none of these
none of these
Muscular walls of the the thorax and abdomen are composed of
oblique and rectus muscles
Figure 11-2 Major Posterior Skeletal Muscles: Identify the muscle labeled "14."
occipitalis
The "kissing muscle" that purses the lips is the
orbicularis oris
The muscle that adducts and stabilizes the scapula and works with the motion of pulling something towards you.
pectoralis minor
Figure 11-1 Major Anterior Skeletal Muscles: Identify the muscle labeled "9."
rectus femoris
A muscle that assists the muscle that is primarily responsible for a given action is a(n)
synergist
Muscle that aids another by promoting the same movement.
synergist
When the term biceps, triceps, or quadriceps forms part of a muscle's name, you can assume that ____.
the muscle has two, three, or four origins, respectively
A general rule about the difference between an origin and an insertion is
the origin remains stationary while the insertion moves
The muscle that opposes the gastrocnemius is the
tibialis anterior