Ch. 8: Skeletal System: Axial and Appendicular Skeleton

The tarsal bones of the foot are analogous with the ______ bones of the wrist

carpal

A pectoral girdle consists of two bones, the

clavicle or clavicles scapula or scapulae

A large, smooth, rounded articulating oval structure on a bone is properly identified as a ______.

condyle

The vertebral canal contains the spinal _____, whereas the intervertebral foramina allow for passage of the spinal nerves.

cord

The suture that connects the frontal and parietal bones of the skull is called the

coronal suture

What is the suture that connects the frontal and parietal bones of the skull called?

coronal suture

Enclosing the brain is a function of ______.

cranial bones

Sutures are immovable joints forming the boundaries between the ______.

cranial bones

What are the three curved depressions in the floor of the cranial cavity called?

cranial fossae

The region of the leg from the knee to the ankle is called the ______ region.

crural

What tissue is sutures connects cranial bones firmly together?

dense regular connective tissue

Cranial fossae are ______ in the floor of the cranial cavity.

depressions

The longest bone of the body is the

femur

The crural region contains the tibia and

fibula

The last two pairs of false ribs lack connections with the sternum, so they are classified as ______.

floating ribs

Which bone associated with the skull is an attachment site for tongue and larynx muscles?

hyoid

The true pelvis is ______ to the false pelvis.

inferior

The depression between the greater and lesser tubercle is called the ______.

intertubercular sulcus

Lateral openings between adjacent vertebrae are called ______.

intervertebral foramina

The os coxae are made of three fused bones: the ilium, the

ischium, pubis

The greater tubercle is more ______ than the lesser tubercle.

lateral

The mandible forms the ______.

lower jaw

The bone of the lower jaw is the

mandible

Polydactyly means

many/multiple/extra/more fingers

A clavicle and scapula make up a ______ girdle.

pectoral

The scapula is part of the ______.

pectoral girdle

The sacrum is part of the ______.

pelvis

The bones of the toes are called ______.

phalanges

An individual with extra digits has ______.

polydactyly

The thoracic and sacral curvatures of the vertebral column are classified as ______.

primary curves

Which component of the thoracic cage consists of a manubrium, body, and xiphoid process?

sternum

The clavicle is located between these two bones, the

sternum scapula

The curved depressions of floor of the cranial cavity are called the

Blank 1: cranial Blank 2: fossae, fossa, or surfaces

Identify the three arches of the foot.

-transverse arch -lateral longitudinal arch -medial longitudinal arch

Rank these bones in order from distal to proximal.

1. Phalanges 2. Metacarpals 3. Carpals

List the bones of the ankle/foot in order from proximal to distal.

1. Tarsals 2. Metatarsals 3. Phalanges

A cranium has ______ temporal bone(s) and ______ ethmoid bone(s).

2; 1

How many bones are contained in each lower limb?

30

How many metatarsal bones are found in one foot?

5

The number of metacarpal bones per upper limb is ______.

5

How many carpal bones are in each wrist?

8

The glenoid cavity is part of the ______ girdle and the acetabulum is part of the ______ girdle.

Blank 1: shoulder or pectoral Blank 2: pelvic

The clavicle extends between the manubrium of the _____ and the acromion of the _____.

Blank 1: sternum Blank 2: scapula

The clavicle is ______ shaped.

S

Which are functions of the paranasal sinuses?

To humidify and warm inhaled air To provide resonance to the voice To lighten the weight of skull bones

Paranasal sinuses are normally filled with ______.

air

The femur is ______.

also called the thigh bone

The hyoid and auditory ossicles are part of the ______ skeleton.

axial

The two main divisions of the skeletal system are the _____ skeleton and _____ skeleton.

axial appendicular

Which are the two main divisions of the skeletal system?

axial skeleton appendicular skeleton

The auricular surface of the ilium in a young adult appears ______.

billowing

The structures that allow the cranial bones of the fetal skull to overlap as a baby passes through the birth canal are called

fontanelles

A ______ is a rounded passageway through a bone.

foramen

The spinal cord enters the cranial cavity through the ______.

foramen magnum

Which bone helps to form the cranium of the skull?

frontal bone

The coronal suture is between the ______ bone and ______ bones.

frontal; parietal

The os coxae is often referred to as the ______.

hip bone

Which bones come together to form the upper jaw?

maxillae

In anatomical position the ulna is ______ to the radius.

medial

The bridge of the nose is formed by the

nasal bones

Which bones are just inferior to the glabella?

nasal bones

If the symphysial surface is depressed and concave, the ossa coxae is most likely from a person who is ______.

over 50

In anatomical position the radius and ulna are ______.

parallel

Which bones are visible while looking at a superior view of the skull?

parietal frontal

Which bones can clearly be seen on a superior view of the skull?

parietal bones

Which cranial bones are paired?

parietal bones

Which are functions of cranial bones? protect the entrance to the digestive tract provide attachment sites for several jaw, head, and neck muscles provide attachment sites for the facial muscles surround and protect the brain

provide attachment sites for several jaw, head, and neck muscles surround and protect the brain

The subpubic angle is also called the ______.

pubic arch

Which are the primary curves present in the vertebral column of a newborn?

sacral curvature thoracic curvature

Which bones are part of the pelvis?

sacrum, coccyx, ossa coxae

A broad, flat, triangular bone that forms the shoulder blade is the ______.

scapula

The scapula is also known as the ______.

shoulder blade

Identify the auditory ossicles housed within the petrous part of the temporal bone.

stapes incus malleus

The occipital bone can be seen from a(n) ______ view of the skull.

superior

Which are functions of the vertebral column?

supports the weight of the head houses and protects the spinal cord provides vertical support for the body

A structure that is an immoveable joint forming the boundary between cranial bones is called a

suture or sutures

What passes through the foramen magnum?

the spinal cord

The thoracic vertebrae, ribs, and sternum make up the ______.

thoracic cage

The thoracic cage consists of the ______.

thoracic vertebrae sternum ribs

What is the function of foot arches?

to protect blood vessels and nerves

Which is a function of the cranial bones?

to surround and protect the brain

The most superior ribs are called the ______ ribs.

true

The pelvic organs are found in the ______.

true pelvis

The maxillae form the ______.

upper jaw

The right and left maxillae unite to form the

upper or superior jaw

Which part of the axial skeleton provides vertical support for the body while housing and protecting the spinal cord?

vertebral column

The subpubic angle is much ______ in women than in men.

wider