chapter 7 LS

what process of the temporal bone extends anteriorly to form part of the zygomatic arch?

zygomatic

what characteristic goes with this rib: floating ribs

articulates with only the thoracic vertebrae and no other bone

what characteristic goes with this rib: vertebrochondral ribs

articulates with thoracic vertebrae and costal cartilage of seventh rib

what characteristic goes with this rib: true ribs

articulates with thoracic vertebrae and directly with the sternum

what characteristic goes with this rib: false ribs

articulates with thoracic vertebrae, may articulate with costal cartilage, but does not directly join the sternum

the bones of the skeleton are divided into ___ and ____ portions

axial; appendicular

the second cervical vertebrae (C2) is also called the

axis

the part of the vertebrae that is a mass of a bone acting as the weight-bearing portion of the vertebrae is the ______

body

what are the two parts of the mandible?

body and ramus

the _____ of the mandible supports the teeth, whereas the ____ articulates with the temporal bone

body; ramus

what are the components of the skeletal system?

bones; cartilage; and ligaments

what is the largest tarsal of the foot?

calcaneus

what is anatomical term to this bone feature: sinus

cavity

what are the anatomical terms with bone feature: labyrinth

cavity in bone

what is anatomical term to this bone feature: fissure

cleft

the small triangular bone made up of four or five small fused vertebrae; it is located at the terminal end of the spinal column and is called _____

coccyx

what are the anatomical terms with bone feature: ulcus

deep narrow depression

what are the anatomical terms with bone feature:fossa

depression in bone

what is the largest hole that transmits sound waves towards the tympanic membrane is called ______

external auditory canal

the group of fourteen ______ bones have no contact with the brain or meninges, they function to support the teeth, give shape to the face, and provide attachment for facial muscles

facial

the bone in the thigh is the ____

femur

what bones make up the lower leg?

fibula and tibia

what is anatomical term to this bone feature:lingula

flat-tongue shaped process

what structure forms the floor of the nasal cavity and is composed of parts of the palatine and maxillary bone?

hard palate

what is anatomical term to this bone feature: hamulus

hook-shaped process

what are the anatomical terms with bone feature:Cornu

horn-shaped process

what is the bone of the upper arm?

humerus

what tissue forms mostly the external part of the nose?

hyaline cartilage

what bone in the neck does not articulate with any other bone in the neck?

hyoid

which foramen is an opening between the pedicles of two successive vertebrae; they allow passage of the spinal nerves?

interverbral

what is the function of the rib cage?

it provides site for muscle attachments, it protects the vital organs from the thorax, and it forms a semi-rigid chamber that aides in respiration

what is anatomical term to this bone feature:tuberosity

knob on the knee

the vertebrae arch is formed by the ____ and ____

laminae; pedicles

what function goes with this vertebrae: lumbar

lock together to provide stability and limit rotation

the large hole where the spinal cord enters the cranium is the foramen _____

magnum

what is anatomical term to this bone feature: tubercle

mall, rounded bump

which bones comprise the jaw?

mandible, maxilla

what are the eight facial bones

mandible, vomer, lacrimal, inferior nasal concha, nasal, maxillae, zygomatic, palantine

what are the parts of the sternum?

manubrium; body; xiphoid process

what bone forms the upper jaw?

maxilla

the majority of the hard palate of the roof of the mouth is formed by the _____ bone

maxillary

movement is possible due to the action of _____ upon _____

muscles; bones

what are air filled cavities within the bones associated with the nasal cavity called?

paranasal cavity

the bones that form the largest portion of the side of the head are the _____ bone and the ______ bone

parietal; temporal

what is anatomical term to this bone feature: process

prominent projection

what function goes with this vertebrae: cervical

protect the arteries feeding the brain while allowing the rotation

what is the function of the vertebrae arch of a vertebrae?

protect the spinal cord and protect the cauda equina

what are the functions of the hyoid bone?

provides a point of attachment for muscles of speech, provides a point of attachment for muscles of the tongue, and provides a point of attachment for muscles of swallowing

what are the functions of the hard and soft palate?

allow humans to breathe and chew at the same time; separate the nasal cavity from the mouth

the laminae and pedicles of each vertebrae form the vertebral _______

arch

which of the following features are found only in the thoracic vertebrae?

articular facets on body and long, inferior spinous process

what function goes with this vertebrae: thoracic

articulate with ribs and allow muscle attachment sites

the thoracic cage consists of how many ribs?

12

how many floating ribs are present in a typical adult ?

2 pairs

the typical number of bones in the adult skeleton is _____

206

the number of sacral vertebrae that fuse to form the sacrum is _____

5

how many pairs of ribs are classified as "true" ribs?

7

the vertebrae column consists of ____ cervical, _____ lumbar, and ____ thoracic vertebrae

7; 5; 12

what bones does the head of the ulna articulate with?

radius and the carpals

the components of the thoracic cage are the thoracic vertebrae, ______, and ______.

ribs; sternum

The bones of the pectoral girdle include

scapula and clavicle

what are the anatomical terms with bone feature:fovea

small pit in bone

the auditory ossicles include what?

stapes, malleus, incus

what is the functions of the braincase or the neurocranium?

surround and protect the brain

the ____ process of the zygomatic bone forms part of the zygomatic arch

temporal

which bones form the lateral walls and part of the floor of the cranial cavity?

temporal

what motions are produced by the movement of the C2 or axis vertebrae?

the "no" motion or rotation of the head

what are the main bones of the appendicular skeleton?

the bones of the pectoral girdle, the upper limb, lower limb, and the bones of the pelvic girdle

what is the largest and strongest bone in the entire body?

the femur

sacrum forms?

the posterior wall of the pelvic cavity

what are the motions produced as a result of the joint between the atlas and the occipital condyles

the tilting of the head from side to side; and the "yes" motion

why are two of the false ribs, the eleventh and twelfth ribs, called floating ribs

they do not attach to the sternum

you are given a vertebra to identify. it has articular facets on both the transverse process and the body and a long, thin inferior spinous process. What type of vertebra is this?

thoracic

what are the five classes of vertebrae?

thoracic, lumbar, coccygeal, cervical, and sacral

the ____ ribs each have costal cartilage anchoring them to the sternum

true

true or false: the false ribs lack independent cartilaginous connections to the sternum

true

true or false: the rib cage forms a semirigid chamber that can increase and decrease in volume during respiration

true

what are the anatomical terms with bone feature: trochanter

tuberosity on the proximal femur

what is anatomical term to this bone feature: canal

tunnel