Deck 11: Muscles of the Body

Question 1

Figure 11.1
Use the diagram above to answer the following questions.
Identify the letter that indicates the Internal oblique.

A) A
B) B
C) C
D) D
E) E

Answer 1

D

Question 2

Figure 11.1
Use the diagram above to answer the following questions.
Identify the letter that indicates the Aponeurosis of external oblique.

A) A
B) B
C) C
D) D
E) E

Answer 2

E

Question 3

Figure 11.3
Use the diagram above to answer the following questions.
Identify the letter that indicates the Pectoralis major.

A) A
B) B
C) C
D) D
E) E

Answer 3

C

Question 4

Figure 11.2
Use the diagram above to answer the following questions.
Identify the letter that indicates the Epicranial aponeurosis.

A) A
B) B
C) C
D) D
E) E

Question 5

Figure 11.1
Use the diagram above to answer the following questions.
Identify the letter that indicates the Rectus abdominis.

A) A
B) B
C) C
D) D
E) E

Question 6

Figure 11.1
Use the diagram above to answer the following questions.
Identify the letter that indicates the Serratus anterior.

A) A
B) B
C) C
D) D
E) E

Question 7

This arrangement of muscle fascicles tends to be triangular in shape. The Pectoralis major is an example of a muscle with this type of muscle fascicle arrangement.

A) parallel
B) bipennate
C) convergent
D) unipennate
E) circular

Question 8

Figure 11.1
Use the diagram above to answer the following questions.
Identify the letter that indicates the Linea alba.

A) A
B) B
C) C
D) D
E) E

Question 9

Figure 11.2
Use the diagram above to answer the following questions.
Identify the letter that indicates the Masseter.

A) A
B) B
C) C
D) D
E) E

Question 10

The muscle fascicle arrangement for Orbicularis oris is best characterized as

A) parallel.
B) bipennate.
C) convergent.
D) unipennate.
E) circular.

Question 11

Figure 11.2
Use the diagram above to answer the following questions.
Identify the letter that indicates the Orbicularis oris.

A) A
B) B
C) C
D) D
E) E

Question 12

Figure 11.3
Use the diagram above to answer the following questions.
Identify the letter that indicates the Sternocleidomastoid.

A) A
B) B
C) C
D) D
E) E

Question 13

The Extensor digitorum longus demonstrates this type of fascicle arrangement.

A) parallel
B) bipennate
C) convergent
D) unipennate
E) circular

Question 14

Figure 11.3
Use the diagram above to answer the following questions.
Identify the letter that indicates the Deltoid.

A) A
B) B
C) C
D) D
E) E

Question 15

Figure 11.3
Use the diagram above to answer the following questions.
Identify the letter that indicates the Serratus anterior.

A) A
B) B
C) C
D) D
E) E

Question 16

Figure 11.3
Use the diagram above to answer the following questions.
Identify the letter that indicates the Pectoralis minor.

A) A
B) B
C) C
D) D
E) E

Question 17

The rectus femoris demonstrates this type of muscle fascicle arrangement.

A) parallel
B) bipennate
C) convergent
D) unipennate
E) circular

Question 18

Figure 11.2
Use the diagram above to answer the following questions.
Identify the letter that indicates the Temporalis.

A) A
B) B
C) C
D) D
E) E

Question 19

Muscles with this type of muscle fascicle arrangement are either fusiform or straplike in appearance.

A) parallel
B) bipennate
C) convergent
D) unipennate
E) circular

Question 20

Figure 11.2
Use the diagram above to answer the following questions.
Identify the letter that indicates the Zygomaticus major and minor.

A) A
B) B
C) C
D) D
E) E

Question 21

The long axes of the fascicles run parallel to the long axis of the muscle is a description of this type of fascicle arrangement.

A) parallel
B) bipennate
C) convergent
D) unipennate
E) circular

Question 22

In addition to the Pectoralis major, another muscle that displays this pattern of fascicle arrangement is Latissimus dorsi.

A) parallel
B) bipennate
C) convergent
D) unipennate
E) circular

Question 23

Ischial tuberosities lie just above the medial aspect of this landmark.

A) posterior median fossa
B) cubital fossa
C) ventral gluteal site
D) gluteal fold
E) posterior triangle

Question 24

Prominent process posterior to each ear.

A) gluteal fold
B) posterior median furrow
C) popliteal fossa
D) mastoid
E) anatomical snuffbox

Question 25

The biceps brachii has this fascicle arrangement, which maximizes the range of motion possible.

A) parallel
B) bipennate
C) convergent
D) unipennate
E) circular

Question 26

This arrangement of fascicles tends to provide the greatest range of motion (shortening distance), though not the greatest power.

A) parallel
B) bipennate
C) convergent
D) unipennate
E) circular

Question 27

Vertical groove in the center of the back.

A) suprachristal line
B) posterior triangle
C) posterior median furrow
D) medial bicipital furrow
E) linea semilunaris

Question 28

A muscle with fascicles that insert into only one side of the tendon is categorized as

A) parallel.
B) bipennate.
C) convergent.
D) unipennate.
E) circular.

Question 29

Depression defined by the inguinal ligament, sartorius, and adductor longus muscles.

A) linea semilunaris
B) midclavicular line
C) anatomical snuffbox
D) inguinal ligament
E) femoral triangle

Question 30

The arrangement of muscle fascicles in a sphincter is

A) parallel.
B) bipennate.
C) convergent.
D) unipennate.
E) circular.

Question 31

A muscle with fascicles that insert into the tendon from both sidesis categorized as

A) parallel.
B) bipennate.
C) convergent.
D) unipennate.
E) circular.

Question 32

Site of intravenous catheter insertion and blood draws.

A) cubital fossa
B) supracristal line
C) posterior triangle
D) femoral triangle
E) medial bicipital furrow

Question 33

Marks the lateral margin of the rectus abdominis.

A) femoral triangle
B) inguinal ligament
C) linea semilunaris
D) anatomical snuffbox
E) midclavicular line

Question 34

Groove running from the anterior superior iliac spine (ASIS) to the pubic tubercle.

A) anatomical snuffbox
B) femoral triangle
C) inguinal ligament
D) midclavicular line
E) linea semilunaris

Question 35

A triangular depression on the anterior surface of the elbow.

A) posterior triangle
B) cubital fossa
C) supracristal line
D) medial bicipital furrow
E) femoral triangle

Question 36

When muscle fascicles are arranged in concentric rings this arrangement is referred to as

A) parallel.
B) bipennate.
C) convergent.
D) unipennate.
E) circular.

Question 37

Neck region containing portions of the cervical and brachial plexus and the subclavian artery.

A) femoral triangle
B) medial bicipital furrow
C) cubital fossa
D) posterior triangle
E) supracristal line

Question 38

A horizontal line on the back used for locating the fourth lumbar vertebra.

A) femoral triangle
B) cubital fossa
C) supracristal line
D) posterior triangle
E) medial bicipital furrow

Question 39

An example of a muscle with this type of fascicle arrangement is the orbicularis oris.

A) parallel
B) bipennate
C) convergent
D) unipennate
E) circular

Question 40

The Sartorius muscle, a thin straplike muscle would have muscle fascicles arranged in

A) parallel.
B) bipennate.
C) convergent.
D) unipennate.
E) circular.

Question 41

Shin splints result from damage to which muscle or muscle group?

A) soleus
B) tibialis anterior
C) adductors of the thigh
D) hamstrings

Question 42

Which type of fascicle arrangement shortens the least?

A) fusiform
B) bipennate
C) parallel
D) circular

Question 43

A prime mover for extension of the forearm at the elbow is the

A) anconeus.
B) brachialis.
C) triceps brachii.
D) biceps brachii.

Question 44

A depression on the posterior of the knee.

A) popliteal fossa
B) femoral triangle
C) supracristal line
D) posterior triangle
E) medial bicipital furrow

Question 45

The extensor muscles of the upper limb lie almost exclusively in the region of that limb.

A) posterior
B) anterior
C) lateral
D) medial

Question 46

The fascicles of the biceps brachii muscle have this type of arrangement.

A) convergent
B) fusiform
C) multipennate
D) bipennate

Question 47

An important function of the soleus muscle is to

A) invert the foot.
B) extend the leg at the knee.
C) evert the foot.
D) plantar flex the foot.

Question 48

The muscle that originates on the anterior superior iliac spine is the

A) sartorius.
B) psoas major.
C) pectineus.
D) rectus femoris.

Question 49

A muscle that originates on the lateral surfaces of the superior eight ribs is the

A) subclavius.
B) rectus abdominis.
C) serratus anterior.
D) subscapularis.

Question 50

A muscle that originates on the medial epicondyle of the humerus is the

A) flexor carpi radialis.
B) brachioradialis.
C) short head of the triceps.
D) extensor digitorum.

Question 51

The main ʺswallowingʺ muscles are the

A) esophageal muscles.
B) masseters.
C) buccinators.
D) pharyngeal constrictors.

Question 52

The prime mover for trunk flexion when doing a sit-up is the

A) rectus abdominis.
B) erector spinae.
C) splenius cervicis.
D) splenius capitis.

Question 53

This vertical line passes 1 cm medial to the nipple.

A) midclavicular line
B) inguinal ligament
C) femoral triangle
D) linea semilunaris
E) anatomical snuffbox

Question 54

A prime mover for flexion of the arm at the shoulder is the

A) coracobrachialis.
B) deltoid.
C) latissimus dorsi.
D) pectoralis major.

Question 55

A prime mover for flexing the forearm at the elbow is the

A) triceps brachii.
B) brachialis.
C) anconeus.
D) brachioradialis.

Question 56

In this arrangement of fascicles, the fascicles insert into only one side of the tendon.

A) multipennate
B) parallel
C) bipennate
D) unipennate

Question 57

When the diaphragm contracts, it

A) becomes flatter.
B) opens a hole in its center through which air flows.
C) becomes more dome-shaped.
D) aids in expiration.

Question 58

Intramuscular injections in adults are frequently given in this region to avoid the sciatic nerve.

A) ventral gluteal site
B) gluteal fold
C) posterior median fossa
D) posterior triangle
E) cubital fossa

Question 59

Palpation of this landmark may help diagnose a fracture of the scaphoid or radius.

A) anatomical snuffbox
B) inguinal ligament
C) linea semilunaris
D) midclavicular line
E) femoral triangle

Question 60

Marks the medial boundary of the biceps brachii.

A) supracristal line
B) median bicipital furrow
C) femoral triangle
D) cubital fossa
E) posterior triangle

Question 61

A nursing infant develops a powerful sucking muscle that adults also use for whistling. This muscle is the

A) buccinator.
B) masseter.
C) zygomaticus.
D) platysma.

Question 62

The major muscles used in throwing a punch are the

A) serratus anterior and triceps brachii.
B) brachioradialis and biceps brachii.
C) latissimus dorsi and deltoid.
D) teres major and brachialis.

Question 63

The gastrocnemius operates in a -class lever system.

A) first
B) second
C) third
D) fourth

Question 64

The most superficial muscle of the anterior abdominal wall is the

A) rectus abdominis.
B) internal oblique.
C) transversus abdominis.
D) external oblique.

Question 65

The biceps brachii operates in a -class lever system.

A) first
B) second
C) third
D) fourth

Question 66

The main function of the flexor retinaculum in the wrist is to

A) prevent the flexor tendons from moving anteriorly when all fingers are flexed.
B) bind the radius, ulna, and carpals together.
C) reduce friction.
D) hold blood vessels.

Question 67

A synergist muscle can do all of the following except

A) hold a bone in place to create a stable base for the prime mover.
B) prevent inappropriate extra movements that might otherwise be produced.
C) reverse a particular movement caused by the prime mover.
D) add extra force to a movement.

Question 68

A muscle that attaches to the skeleton at the pubic crest and the xiphoid process and costal cartilages of ribs 5-7 is the

A) rectus abdominis.
B) internal intercostal.
C) external oblique.
D) transversus abdominis.

Question 69

Besides the coracobrachialis, what other muscle originates on the coracoid process of the scapula?

A) subscapularis
B) triceps brachii (part of it)
C) biceps brachii (part of it)
D) infraspinatus

Question 70

Visceral muscle differs in its embryonic origin from skeletal muscle because it is derived from

A) splanchnic mesoderm.
B) myotomes and somitomeres.
C) somitomeres.
D) myotomes.

Question 71

Which muscle inserts on the lesser tubercle of the humerus?

A) supraspinatus
B) subscapularis
C) deltoid
D) biceps brachii

Question 72

The agonist for jaw closure is the

A) digastric (anterior head).
B) medial pterygoid.
C) digastric (posterior head).
D) masseter.

Question 73

A muscle that originates along most of the shaft of the femur is the

A) semitendinosus.
B) iliopsoas.
C) vastus intermedius.
D) adductor magnus.

Question 74

Which is not a criterion for naming a muscle?

A) shape
B) color
C) action
D) location

Question 75

The external urethral sphincter

A) is part of the pelvic diaphragm.
B) touches the deep transverse perineal muscle.
C) is part of the uterus.
D) is smooth muscle that involuntarily inhibits urination when we are frightened.

Question 76

The prime movers of jaw closure and biting are the

A) buccinator and masseter muscles.
B) masseter and temporalis muscles.
C) temporalis and buccinator muscles.
D) temporalis and lateral pterygoid muscles.

Question 77

The muscle used to depress the tongue is the

A) styloglossus.
B) genioglossus.
C) hyoglossus.
D) digastric.

Question 78

Which set correctly matches the function of the designated muscle compartment?

A) posterior leg-dorsiflexion
B) lateral leg-foot eversion
C) medial thigh-thigh abduction
D) anterior thigh-thigh extension

Question 79

Based on their embryonic origin, which set of muscles is most closely related?

A) suprahyoid muscles-infrahyoid muscles
B) extrinsic eye muscles-pharyngeal constrictors
C) chewing muscles-tongue muscles
D) trapezius-erector spinae

Question 80

The deepest muscle of the anterior abdominal wall is the

A) internal oblique.
B) transversus abdominis.
C) external oblique.
D) rectus abdominis.