CHAPTER 11 QUIZ
Which of the following statements about muscles of the elbow joint is true?
None of these statements is correct.
The anterior axial muscle that crosses the glenohumeral joint is the pectoralis major muscle.
True
The teres major adducts the arm but does not __________ the arm.
abduct
The middle fibers of the deltoid muscle __________.
abduct the arm
The smallest of the posterior extensors of the elbow joint is the __________.
anconeus
The origin of the rectus femoris is the ____________.
anterior inferior iliac spine
The deltoid muscle fibers are separated into __________.
anterior, middle, and posterior
At its insertion (unlike at its origin), the buccinator muscle __________.
attaches to fibers of another facial muscle
The muscle extending from the arm to the lateral forearm is the ________.
brachioradialis
The prefix ________ means arm.
branchi-
The prefix ________ means short.
brevi-
The pectoralis major muscle can be divided into groups of fibers superior, or __________, and inferior, or __________.
clavicular; sternocostal
The buccinator muscle __________.
compresses the cheeks
The brachialis muscle is located __________ to the biceps brachii muscle.
deep
The action that moves the scapula towards the head is called __________.
elevation
The gluteus maximus is the most powerful muscle during __________.
extension
The buccinator muscle is innervated by the __________.
facial nerve
The lateral rotators act on the __________.
femur
Eversion of the foot is a function of the __________.
fibularis longus
Both heads of the biceps femoris muscle __________.
flex the leg at the knee
Which superficial flexor muscle of the forearm is the most lateral?
flexor carpi radialis
Which muscle is a superficial anterior flexor muscle?
flexor digitorum superficialis
Which muscle of the wrist and fingers is a deep anterior flexor?
flexor pollicis longus
The actions of the internal intercostals are most important during __________.
forced expiration
The prefix ________ means tongue.
gloss-
The insertion of the supraspinatus muscle is on the __________.
greater tubercle of the humerus
The muscle name literally meaning below the tongue is ________.
hypoglossus
The majority of the fibers of the gluteus maximus insert onto the __________.
iliotibial tract
Carpal tunnel syndrome is characterized by __________.
inflammation of the flexor retinaculum and/or tendon sheaths
The origin of the long head of the triceps brachii is on the __________.
infraglenoid tubercle of the scapula
The external intercostals elevate the rib cage during __________.
inspiration
All fibers of the pectoralis major muscle converge on the lateral edge of the__________.
intertubercular sulcus
The hamstring muscles originate on the __________.
ischial tuberosity
The long head of the biceps femoris muscle originates on the __________.
ischial tuberosity
The rectus femoris muscle extends the leg at the __________.
knee
The trapezius muscle may be separated into all of the following groups, except __________.
lateral
The actions of the rhomboid major on the scapula do not include __________.
lateral rotation
The posterior axial muscle that crosses the glenohumeral joint is the __________.
latissimus dorsi
The masseter is innervated by the _____________ branch of the trigeminal nerve.
mandibular
The key actions of the pectoralis major muscle are __________.
medial rotation and adduction
The masseter muscle originates on the __________.
medial surfaces of the maxilla and the zygomatic arch as well as the inferior border of the zygomatic arch
Which movement is not associated with the scapula?
opposition
The palmaris longus inserts on the __________.
palmar aponeurosis
The shorter of the muscles over the fibula is the ________.
peroneus brevis
The most powerful movement at the ankle joint is __________, and the ________ is one of the prime movers of this movement.
plantar flexion; gastrocnemius
The biceps femoris is located in the __________.
posterior thigh
The muscles that extend the forearm are located __________.
posteriorly
The origins of the rectus abdominus muscle are on the __________.
pubic bone
The two heads of the biceps brachii combine to insert on the __________.
radial tuberosity
The two heads of the biceps brachii muscle come together distally to insert on the __________.
radial tuberosity
The interosseous membrane is located between the __________.
radius and ulna
The piriformis originates on the __________ and inserts on the __________.
sacrum; greater trochanter of the femur
The anterior muscles of the thigh that originate on the os coxae are __________.
sartorius; rectus femoris
Which movement results after the contraction of the serratus anterior muscle?
scapular protraction and rotation
The prefix ________ means partial or half.
semi-
The hamstring that becomes tendinous midway along its length is the ________.
semitendinosus
To allow movement of the tendons within the carpal tunnel zone, each tendon is encased in a __________.
sheath
All fibers of the trapezius muscle are innervated by the __________.
spinal accessory nerve
The prefix ________ means stalk or stylus.
stylo-
The muscle connecting the hyoid bone to the styloid process of the temporal bone is the ________.
stylohyoid
The rhomboid minor muscle sits __________.
superior to the rhomboid major
The prime mover of dorsiflexion is the __________.
tibialis anterior
This muscle is used in smiling.
zygomaticus
