Unit B
A Function of Orbicularis oculi:
Blinking
Which muscle acts to elevate the hyoid bone and depress the mandible? Digastric muscle Sternothyroid Geniohyoid Mylohyoid
Digastric muscle
Which are functions of the digastric muscle? Elevating thyroid cartilage of larynx Depressing hyoid bone Elevating the hyoid bone and depressing the mandible Elevating the mandible
Elevating the hyoid bone and depressing the mandible
Which muscle raises the eyebrows and wrinkles the skin of the forehead when it contracts? Orbicularis oculi muscle Corrugator supercilii muscle Frontal belly of the occipitofrontalis Levator palpebrae superioris muscle
Frontal belly of the occipitofrontalis
A Function of Depressor anguli oris:
Frowning
Which of the following muscles are responsible for the lateral flexion of the vertebral column? Interspinales muscles Intertransversarii muscles Multifidus muscles Rotatores muscles
Intertransversarii muscles
Facial muscles attach where? Into the superficial fascia of the skin Into the tendons of other muscles On vertebral bones
Into the superficial fascia of the skin
Facial muscles attach where? On vertebral bones Into the superficial fascia of the skin Into the tendons of other muscles
Into the superficial fascia of the skin
What is the location of the frontal belly of the occipitofrontalis muscle? It is superficial to the temporal bone just above the ear. It is superficial to the occipital bone on the back of the head. It is superficial to the frontal bone on the forehead. It is superficial to the zygomatic bone of the cheek.
It is superficial to the frontal bone on the forehead.
A Function of Orbicularis oris:
Kissing
Which muscle elevates the upper eyelid when you open your eyes? Procerus Levator palpebrae superioris Corrugator supercilii Occipital belly of the occipitofrontalis muscle
Levator palpebrae superioris
Which term refers to the process of chewing? Mastication Buccination Deglutination Peristalsis
Mastication
Select all that apply Which are functions of the medial and lateral pterygoid muscles? Multiple select question. Move the mandible side to side during chewing Protract the mandible Depress the mandible Retract the mandible
Move the mandible side to side during chewing Protract the mandible
Which muscle covers the back side of the head and retracts the scalp? Orbicularis oculi Frontal belly of the occipitofrontalis Corrugator supercilii Occipital belly of the occipitofrontalis
Occipital belly of the occipitofrontalis
Which muscle(s) of the vertebral column attaches to the iliac crest and iliolumbar ligament? Quadratus lumborum Semispinalis group Multifidus muscles Interspinales group
Quadratus lumborum
A Function of Frontal belly of occipitofrontalis:
Raising eyebrows
Select all that apply Which of the following are attachment sites for facial muscles? Ligament of cervical vertebrae Skull bones Tendons of other muscles Superficial fascia of skin
Skull bones Superficial fascia of skin
A Function of Zygomaticus major:
Smiling
A Function of Platysma:
Tensing skin of neck
Which muscle compresses the cheek against the teeth, as in chewing, when it contracts? The orbicularis oris muscle The buccinator muscle The masseter muscle The depressor anguli oris muscle
The buccinator muscle
Which muscle pulls the corners of the mouth superiorly and laterally when it contracts? The orbicularis oris muscle The levator anguli oris muscle The platysma muscle The depressor labii inferioris muscle
The levator anguli oris muscle
Select all that apply Identify all the muscles that elevate part or all of the upper lips. Multiple select question. The depressor anguli oris muscle The levator anguli oris muscle The zygomaticus major and minor muscles The levator labii superioris muscle The platysma muscle
The levator anguli oris muscle The zygomaticus major and minor muscles The levator labii superioris muscle
Which muscle elevates and protracts the mandible during mastication? The orbicularis oris muscle The buccinator muscle The masseter muscle The temporalis muscle
The masseter muscle
Select all that apply Which of the following are considered muscles of mastication? Multiple select question. The masseter muscle The lateral pterygoid muscle The buccinator muscle The temporalis muscle The medial pterygoid muscle
The masseter muscle The lateral pterygoid muscle The temporalis muscle The medial pterygoid muscle
Which muscle attaches to the lower lip and protrudes the lower lip, as in pouting, when it contracts? The orbicularis oris muscle The mentalis muscle The zygomaticus minor muscle The buccinator muscle
The mentalis muscle
Which muscle contracts when you "pucker" your lips? The orbicularis oculi muscle The mentalis muscle The nasalis muscle The orbicularis oris muscle
The orbicularis oris muscle
Which group of erector spinae muscles attach the spinous processes of vertebrae? The spinalis group The longissimus group The iliocostalis group
The spinalis group
Which muscle depresses the thyroid cartilage to return it to its original position after swallowing? The omohyoid muscle The sternohyoid muscle The thyrohyoid muscle The sternothyroid muscle
The sternothyroid muscle
Which muscle elevates and retracts the mandible during mastication? The masseter muscle The lateral pterygoid muscle The buccinator muscle The temporalis muscle
The temporalis muscle
Which muscle extends from the thyroid cartilage of the larynx to the hyoid? The thyrohyoid muscle The sternohyoid muscle The geniohyoid muscle The omohyoid muscle
The thyrohyoid muscle
True or false: The temporalis is considered a muscle of mastication. True false question. True False
True
Identify the muscle of facial expression, which elevates the corner of the mouth. Zygomaticus minor Levator labii superioris Risorius Masseter
Zygomaticus minor
The term mastication refers to the process of ______. kissing swallowing running chewing
chewing
The function of the geniohyoid is to ______. elevate the hyoid bone depress the mandible depress the larynx depress the hyoid bone
elevate the hyoid bone
The functions of the mylohyoid and stylohyoid muscles are to ______. depress the mandible elevate the larynx elevate the hyoid bone depress the hyoid bone
elevate the hyoid bone
Bilateral contraction of the splenius capitis, splenius cervicis, semispinalis capitis, and longissimus capitis causes ______. turning of the head extension of the neck
extension of the neck
Select all that apply The functions of the erector spinae muscles include ______. Multiple select question. extension of vertebral column flexion of head maintenance of posture lateral flexion of vertebral column
extension of vertebral column maintenance of posture lateral flexion of vertebral column
Most muscles of facial expression are innervated by the ______. facial nerve glossopharyngeal nerve vagus nerve trigeminal nerve accessory nerve
facial nerve
Bilateral contraction of the sternocleidomastoid muscles functions to ______. laterally flex the neck extend the neck flex the neck rotate the head
flex the neck
The epicranial aponeurosis is also called the ______. glabella galea aponeurotica patellar ligament galea bursa
galea aponeurotica
The omohyoid muscle depresses the ______. hyoid bone lower lip palate tongue
hyoid bone
The most laterally placed group of erector spinae muscles are the ______. longissimus group iliocostalis group spinalis group
iliocostalis group
As swallowing ends, the anterior neck muscles that contract to influence the position of the hyoid bone and the larynx are the ______ muscles. suprahyoid infrahyoid
infrahyoid
Muscles of the anterior neck that are inferior to the hyoid bone are called ______ muscles. infrahyoid suprahyoid
infrahyoid
The muscles of the anterior neck that are below the hyoid bone are called __________ muscles.
infrahyoid
The muscle that both elevates and protracts the mandible is the ________.
masseter
The location of the the orbicularis oris muscle is around the ______. nostrils opening of the ear canal orbit of the eye opening of the mouth
opening of the mouth
When one "puckers up for a kiss," one is using the ______ muscle. levator palpebrae superioris procerus orbicularis oris orbicularis oculi
orbicularis oris
If the left sternocleidomastoid muscle contracts, it rotates the head to the ______ side of the body. right left
right
Most muscles of facial expression are innervated by cranial nerve _____.
seven (or facial)
The muscle that extends from the sternum to the thyroid cartilage of the larynx is the ___________ muscle.
sternothyroid
The muscle that attaches to the styloid process of the skull and the hyoid bone is the ________ muscle.
stylohyoid
The omohyoid muscle is attached to ______. the temporal bone and mandible the larynx and hyoid bone the scapula and hyoid bone the mandible and scapula
the scapula and hyoid bone
Unilateral contraction of the splenius capitis, splenius cervicis, semispinalis capitis, and longissimus capitis causes ______. extension of the neck turning of the head
turning of the head