Deck 10: The Muscular System: Axial Musculature

Question 1

Which muscle has three attachments to bone

A)sternocleidomastoid
B)sternohyoid
C)thyrohyoid
D)mylohyoid
E)stylohyoid

Answer 1

A

Question 2

The muscular partition that separates the abdominopelvic and thoracic cavities is the

A)masseter.
B)transversus abdominis.
C)diaphragm.
D)perineum.
E)rectus abdominis.

Answer 2

C

Question 3

Which of the following muscles runs between the larynx and the hyoid bone

A)thyrohyoid
B)digastric
C)mylohyoid
D)genioglossus
E)geniohyoid

Answer 3

A

Question 4

Which of the following muscles attach to the mandible bone

A)thyrohyoid
B)geniohyoid
C)stylohyoid
D)styloglossus
E)None of the answers are correct.

Question 5

Which muscles has an origin on the temporal bone

A)extrinsic tongue muscles
B)hyoglossus muscle
C)styloglossus muscle
D)genioglossus muscle
E)None of the answers are correct.

Question 6

Nodding of the head as a person falls asleep sitting up involves primarily the muscles of (the)

A)upper limb and pectoral girdle.
B)cervicis and thoracis regions.
C)capitis and cervicis regions.
D)cervicis region only.
E)None of the answers are correct.

Question 7

The superficial layer of the perineum is called (the)

A)urogenital triangle.
B)anal triangle.
C)urogenital diaphragm.
D)pelvic triangle.
E)both urogenital triangle and anal triangle.

Question 8

Which of the following are true of the axial musculature

A)It arises on the axial skeleton.
B)It arises, but does not insert, on the axial skeleton.
C)It arises elsewhere, but inserts on the axial skeleton.
D)It stabilizes the pectoral and pelvic girdles.
E)It makes up 40 percent of the body musculature.

Question 9

Which of the following is the most anterior and lateral muscle of the urogenital triangle

A)ischiocavernosus
B)bulbospongiosus
C)perineus group
D)coccygeus
E)external urethral sphincter

Question 10

Which of the following is the most posterior muscle

A)longus capitis
B)iliocostalis lumborum
C)longus cervicis
D)quadratus lumborum
E)longus colli

Question 11

Which of the following muscles is the most massive muscle involved in the process of chewing or manipulating food in the mouth

A)masseter
B)omohyoid
C)temporalis
D)pterygoid
E)hyoglossus

Question 12

Of the following muscles, which can compress the abdomen

A)internal oblique
B)external oblique
C)transversus abdominis
D)rectus abdominis
E)All of the answers are correct.

Question 13

Axial muscles fall into logical groups based upon

A)location.
B)function.
C)muscle structure.
D)location and function.
E)None of the answers are correct.

Question 14

The oblique and rectus muscles do which of the following

A)help to position the vertebral column
B)form the walls of the thoracic cavity
C)occur in the neck
D)provide walls for the abdominal cavity
E)All of the answers are correct.

Question 15

Orbicularis oris, orbicularis oculi, and platysma are part of the group of muscles known as muscles of

A)facial expression.
B)mastication.
C)the extra-ocular region.
D)the tongue.
E)the pharynx.

Question 16

Which muscle moves the bolus into the esophagus

A)pharyngeal constrictors
B)styloglossus
C)levator veli palatine
D)salpingopharyngeus
E)palatopharyngeus

Question 17

Which of the following muscles is inferior to the lips

A)masseter
B)frontalis
C)depressor anguli oris
D)risorius
E)zygomaticus major

Question 18

Which of the following is the most posterior group of axial muscles

A)muscles of the head and neck
B)muscles of the vertebral column
C)oblique and rectus muscles
D)muscles of the shoulder girdle
E)muscles of the pelvic floor

Question 19

Muscles of mastication most often insert into the

A)mandible.
B)bones of the face.
C)tongue.
D)muscles adjacent to them.
E)eyes.

Question 20

The deepest layer of the abdominal muscles is the

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

Question 21

Which of the following features are common to the muscles of mastication

A)They share an oculomotor nerve innervation.
B)They move the mandible at the temporomandibular joint.
C)They are considered among the muscles of facial expression.
D)They allow a person to smile.
E)They control swallowing.

Question 22

The intermediate layer of vertebral muscles is also called the ________ (two words).

Question 23

Which of the following is the major action of the neck musculature

A)positioning the head
B)moving the rib cage
C)positioning the spinal column
D)stabilizing the pectoral girdle to allow more precise forelimb movements
E)None of the answers are correct.

Question 24

The trigeminal nerve controls which group of muscles

A)muscles of facial expression
B)muscles of mastication
C)muscles of the tongue
D)muscles of the pharynx
E)muscles of the eye

Question 25

Cranial nerve VII supplies the muscles of

A)the tongue.
B)the eyes.
C)mastication.
D)the anterior neck.
E)facial expression.

Question 26

Muscle fibers do not cross the anterior middle region of the body wall because of the presence of the ________.

Question 27

The digastric and omohyoid muscles are similar in that they both have ________.

Question 28

The muscle that originates on the sacrum and transverse process of each vertebrae and inserts on the spinous process of the third or fourth more superior vertebrae is the ________ muscle.

Question 29

The muscle group nearest the vertebral column is the

A)longissimus.
B)spinales.
C)iliocostalis.
D)capitis.
E)thoracis.

Question 30

Roughly ________ percent of the skeletal muscles are axial muscles. (Note: Be sure your answer is a numeral, e.g. "5" vs "five").

Question 31

A group of muscles that would be stretched when the hyoid is depressed are the ________ muscles.

Question 32

The muscle that assists in mastication, and is also useful in playing a trumpet, is the ________ muscle.

Question 33

The muscular system is divided into axial and appendicular divisions. The other system that is similarly divided is the ________ system.

Question 34

How do the extrinsic eye muscles differ in action from the intrinsic eye muscles

A)The two muscle groups do not differ in movement types, only in when the movements occur.
B)The extrinsic muscles cause faster movements than do the intrinsic muscles.
C)Extrinsic eye muscles move the eyeball in relation to the rest of the body, whereas intrinsic muscles move structures within the eyeball.
D)The extrinsic eye muscles cannot produce the smooth movements of the intrinsic eye muscles.
E)None of the answers are correct.

Question 35

The most important facial muscle used in blinking is the ________.

Question 36

The diaphragm muscle is innervated by

A)cranial nerve X.
B)phrenic nerves.
C)intercostal nerves.
D)subcostal nerves.
E)thoracic nerves.

Question 37

Flexion of the spinal column is accomplished by the ________ group of muscles in the abdominal wall.

Question 38

A muscle that elevates the corner of the mouth and draws it laterally is the ________ muscle.

Question 39

Which of the following can flex the vertebral column

A)iliocostalis lumborum
B)iliocostalis cervicis
C)longissimus thoracis
D)longus colli
E)multifidus

Question 40

Muscles of the head and neck that are innervated by the facial nerve are associated with

A)those that govern feeding.
B)those that govern verbal communication.
C)actions that form facial expressions.
D)actions that orient the eyes.
E)None of the answers are correct.

Question 41

The digastric muscle depresses the mandible and/or elevates the larynx.

Question 42

The inferior oblique is an extra-ocular muscle.

Question 43

A muscle that is located at the tip of the chin is called mentalis.

Question 44

A muscle that surrounds the opening of the mouth is orbicularis occuli.

Question 45

Temporalis is a muscle of facial expression.

Question 46

When the diaphragm contracts, air ________ the lungs.

Question 47

Tensor veli palatini is a pharyngeal muscle.

Question 48

Stylohyoid elevates the larynx.

Question 49

The ________ muscle ejects urine or semen in the male.

Question 50

The dioptic muscle rolls eye down and laterally.

Question 51

Styloglossus is a tongue muscle.

Question 52

The scalene muscles elevate the ribs and/or flex neck.

Question 53

The risorius is a muscle of mastication.

Question 54

The anterior, middle, and posterior ________ muscles, the oblique muscles of the neck, elevate the ribs and cause flexion of the neck.

Question 55

When the ________ muscle contracts, the thyroid cartilage of the larynx is elevated and the hyoid is depressed.

Question 56

The superior oblique elevates the mandible.

Question 57

A muscle that makes of the lateral walls of the oral cavity is the buccinator.

Question 58

A muscle of the scalp, with two bellies separated by a collagenous sheet is called occipitofrontalis.

Question 59

A superficial muscle that covers the anterior surface of the neck is the trapezius.

Question 60

The ________ muscles allow humans to look around without moving their head.

Question 61

Figure 10.1

Using the figure above, identify the labeled part.
Label H: ______________________________

Question 62

How do the muscles of the urogenital triangle control the functions of this area

Question 63

Figure 10.1

Using the figure above, identify the labeled part.
Label E: ______________________________

Question 64

Figure 10.1

Using the figure above, identify the labeled part.
Label J: ______________________________

Question 65

Figure 10.1

Using the figure above, identify the labeled part.
Label F: ______________________________

Question 66

The rectus abdominis is a muscle that aids in flexing the vertebral column.

Question 67

What specific structural characteristic makes voluntary control of urination possible

Question 68

Figure 10.1

Using the figure above, identify the labeled part.
Label A: ______________________________

Question 69

What is the cause of an inguinal hernia

Question 70

How do the muscles of the mandible, tongue, and pharynx work together in chewing and swallowing food

Question 71

Figure 10.1

Using the figure above, identify the labeled part.
Label C: ______________________________

Question 72

The internal intercostal aids in respiration.

Question 73

Figure 10.1

Using the figure above, identify the labeled part.
Label D: ______________________________

Question 74

Figure 10.1

Using the figure above, identify the labeled part.
Label G: ______________________________

Question 75

Figure 10.1

Using the figure above, identify the labeled part.
Label I: ______________________________

Question 76

What would be the consequences of a lacerated trigeminal nerve in terms of muscular control

Question 77

What muscular changes are involved in the breathing process

Question 78

Why are there so few spinal flexors, when there are a large number of different extensor groups

Question 79

Why can one clear the ears by swallowing

Question 80

Figure 10.1

Using the figure above, identify the labeled part.
Label B: ______________________________