Bio lecture 8 reading

The lateral walls of the nasal cavity give rise to scroll-like bones called the nasal __________.

conchae

The largest cavity in the skull that encloses the brain is the ______________ cavity.

cranial

The perforated part of the ethmoid bone that forms the roof of the nasal cavity is called the __________ plate.

cribriform

The hyoid bone consists of a body, and two horn like projections called ______.

greater and lesser horns

The bone in the neck that does not articulate with any other bone is the ________ bone.

hyoid

The opening indicated in the figure is the __________ foramen.

jugular

The ______ is an irregular opening for the jugular vein just medial to styloid process.

jugular foramen

The ______ foramen is a hole that provides passage for a nerve, artery, and vein above the margin of the eye.

supraorbital

Which bone is located in the neck and does not articulate with any other bone?

Hyoid

The auditory ossicles include which of the following?

Incus Malleus Stapes

Which opening is marked on the figure?

Infraorbital foramen

Identify the opening indicated in the figure.

Jugular foramen

Identify the labeled bone.

Mandible

Which of following is a true statement and explains why the number of bones varies with age?

Many bones fuse together during development, resulting in fewer bones in the adult.

Name the four prominent fontanels. Select all that apply.

Mastoid Sphenoid Posterior Anterior

Name the bone indicated on the figure.

Maxilla

The infraorbital foramen is in which bone?

Maxilla

Name the scroll-like bones that project into the nasal cavity.

Nasal conchae

The arrow is indicating which bone?

Occipital

Which bone forms the back of the skull?

Occipital

Which of the following add resonance to the voice and lighten the anterior portion of the skull?

Paranasal sinuses

Identify the bone indicated by the arrow.

Parietal

Which bone is indicated in the figure?

Parietal Bone

Which cranial bones are paired?

Parietal and temporal

Which best describes the cribriform plate?

Perforated bone area that forms the roof of the nasal cavity

Which type of bone forms within a tendon due to stress?

Sesamoid

List the paranasal sinuses.

Sphenoid, ethmoid, frontal, maxillary

What are the paranasal sinuses?

Sphenoid, ethmoid, frontal, maxillary

The foramen magnum is a hole for the passage of which of the following?

Spinal cord

What structure passes through the foramen magnum?

Spinal cord

A sharp, slender, or narrow process of a bone is called a ______.

Spine

List the sutures surrounding the parietal bones.

Squamous Lambdoid Coronal Sagittal

Name the term used to describe a groove in which is located a tendon, nerve, or blood vessel.

Sulcus

Which nasal conchae has sensory cells of smell?

Superior

The hole marked on the figure is called the ___________ foramen.

Supraorbital

The bone indicated in the figure is the _____________ bone.

Temporal

Which bones are classified as cranial bones?

Temporal Ethmoid Sphenoid Parietal Occipital Frontal

The axial skeleton can be defined as which of the following?

The bones of the supporting central axis of the body

The sagittal, squamous, coronal, and lambdoid sutures border the ___________ bone.

parietal

The suture between the parietal bones is the ______ suture.

sagittal

The patella is an example of a ______________ bone, one that forms within a tendon due to stress.

sesamoid

How many bones are typically in the adult skeleton?

206

What are the names of the three cranial fossae?

Anterior, middle, and posterior

The __________ skeleton is colored green in this figure.

Appendicular

The malleus, incus, and stapes are which of the following?

Auditory ossicles

The skull, vertebral column, and rib cage comprise the_________ skeleton.

Axial

The cranial cavity encloses which of the following?

Brain

Name the term for the group of bones that form the roof and walls of the skull.

Calvaria

The skullcap that forms the roof and walls of the skull is called which of the following?

Calvaria

Which term refers to the bony structure that surrounds the brain?

Cranium

What is the term for a slit through a bone?

Fissure

Which term refers to the spaces located between unfused cranial bones during early development?

Fontanelles

Which of the following terms refers to the large hole in the base of the skull that allows the spinal cord to enter the cranial cavity?

Foramen magnum

The _____________ bone is indicated by the arrow.

Frontal

Which bone is indicated on the figure?

Frontal

Which bones form the cranium?

Frontal, parietal, occipital, temporal, ethmoid, sphenoid

What color is the appendicular skeleton in this figure?

Green

Which term refers to a prominent expanded end of a bone that is sometimes rounded?

Head

A tooth socket is a(n) _______.

alveolus

The foramen ___________ is a large hole where the spinal cord enters the cranium.

magnum

The opening in the occipital bone through which the spinal cord exits the cranial cavity is the foramen ___________

magnum

The cribriform foramina of the cribriform plate are passageways for ______.

olfactory nerves