MCQB Unit 1 - Chapter 6

The bony structure of the orbit is composed of which of the following?

-ethmoid, sphenoid, frontal, lacrimal, maxilla, zygomatic, and palatine

Which of the following is not a feature of the maxillae?

-inferior orbital fissure -palatal process -infraorbital foramen -orbital margin -***coronoid process (Not a feature)***

Which bone is not part of the skull?

-palatine -zygomatic -sphenoid -ethmoid -***hyoid (Not part of the skull)***

The part of the vertebra that transfers weight along the long axis of the vertebral column is (are) the

vertebral body

Which of the following structures makes up the inferior portion of the nasal septum?

vomer

The most inferior portion of the sternum is called the

xiphoid process

Paranasal sinuses are located within which of the following bones?

(1)frontal bone (2) sphenoid (3)ethmoid (4)maxilla

The occipital bone is or does all of the following except

-contains the foramen magnum. -covers the occipital lobes of the brain. -bears occipital condyles - ***is paired in the adult (False)***

The large "soft spot" on top of an infant's head

-occurs where the parietal and frontal bones have not yet grown together -is one of several fontanels in an infant skull -is covered in fibrous connective tissue and is usually diamond shaped -***is all of the above***

Features of the maxillae include

-sinuses -alveolar processes -orbital rims -inferior orbital foramina -***all of the above***

Which of the following is not a function of the axial skeleton?

-supporting the organs of the dorsal and ventral body cavities -protecting organs of the dorsal and ventral body cavities -providing surface area for attachment of muscles -providing a structural framework for respiratory muscles -***no exceptions; all of the above are true***

Bones of the skull that articulate with the zygomatic bone include (the)

-temporal bone -frontal bone -maxillary bone -sphenoid -**all of the above***

Which of the following is true of the foramen magnum?

It is located in the inferior surface of the occipital bone

What event causes the cervical curve to begin development?

an infant begins to lift his or her head

The true ribs

attach to the sternum by separate cartilaginous extensions

Bones within the temporal bone that are important to hearing are called

auditory ossicles

The divisions of the skeletal system include (the)

axial and appendicular.

The dens is a part of the

axis

Which of the following features does not belong to the mandibular bone?

hypoglossal canal

The small depression on temporal bone that the mandibular condyle fits into is called (the)

mandibular fossa

The lumbar and cervical curves of the vertebral column are called

secondary curves.

The structure that houses the pituitary gland is called the

sella turcica

The facial bone that is not paired either during development or in the adult is the

vomer

The ________ process of the temporal bone meets the _______ process of the zygomatic bone, to form the zygomatic arch.

zygomatic; temporal

Which of the following is true of the inferior nasal conchae?

They are located lateral to the nasal septum.

Which of the following vertebral column levels does not have an intervertebral disk?

between C1 and C2

Which of the following can not be found on all vertebrae?

body and processes

Injury to what region of the vertebral column is usually most threatening?

cervical

Which type of vertebra has a transverse foramen?

cervical

Which of the following is a feature of the mandible?

coronoid process

The parietal, temporal, frontal, and occipital bones are part of (the)

cranium.

Which of the following openings is not found within the middle cranial fossa?

cribriform foramina

Problems with proper growth of the skull can be caused by

early closure of the sagittal and coronal sutures

Which of the following bones contain the cribriform foramina?

ethmoid

Choose the type of rib and number of ribs that matches.

floating ribs; 4

The death by strangulation of a murder victim in one of Agatha Christie's novels could be explained in anatomical terms as

fracture of the hyoid bone and resultant collapse of the trachea

The coronal suture is the boundary between which bones?

frontal and parietal

Which of the following features belongs to the maxillary bone?

infraorbital foramen

Which of the following features does not belong to the frontal bone?

infraorbital foramen

Which of the following describes the temporal bone?

is paired in the adult

Osteoporosis can cause which of the following abnormal curvatures of the back?

kyphosis

Surgery of the spinal cord most often involves cutting of the

lamina

Which of the following problems might be due to injury of structures associated with the hyoid bone?

laryngitis

Which of the following organs is protected by the rib cage?

lungs, heart, kidneys

Someone who is referred to as having a "strong jaw" likely has a very prominent

mandibular angle

The point of attachment for muscles that extend and rotate the head is the

mastoid process

Which bone makes up most of the floor of the orbit?

maxilla

Which of the following bones bear teeth?

maxillae and mandible

Which of the following lists includes only facial bones?

maxillae, palatines, mandible, zygomatics, lacrimals

Which of the following sutures is found in the infant but sometimes has no evident marking in the adult?

metopic

Which of the following organ systems would most likely be affected by breaking a rib?

respiratory

The axial skeleton consists of bones of the

rib cage and skull

The vertebral arches surround and protect the

spinal cord

Which of the following structures can most easily be felt on the dorsum?

spinous process

The mastoid processes are part of what bone?

temporal

Which of the following is not a paranasal sinus?

temporal

Functions of the curves of the vertebral column include all of the following except

aligning the weight of the trunk over the legs.

Flat bones in the skull include all of the following except

the ethmoid bone

Which of the following bones supports the most brain material?

the ethmoid bone

The temporomandibular joint is

the site of the articulation between the cranium and mandible

The vertebral arch enclose

the vertebral foramen.

Which of the following vertebral curvatures is convex anteriorly?

thoracic

The primary curves of the vertebral column are the

thoracic and sacral.

Ribs 1-10 articulate with the bodies of the thoracic vertebrae and (the)

transverse processes of the thoracic vertebrae