Chapter 8:axial and appendicular skeleton
Which bones contain the paranasal sinuses?
(Find Eggs Soon Mom) frontal, ethmoid, sphenoid, maxilla
how many bones are contained in each lower limb?
30
how many metatarsals are in the foot?
5
the number of metacarpal bones per upper limb is _______
5
How many carpal bones are therein each wrist?
8
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
the thick spinous processes of lumbar vertebrae provide extensive surface area for the attachment of ________
back muscles
which structure articulates with the head of the radius?
capitulum
the tarsal bones of the foot are analogous with the _______ bones of the wrist
carpal
sinus
cavity within a bone
the vertebrae that have small bodies, short bifid spinous processes and transverse foramina within their transverse processes are called ______
cervical
the most superior portion of the vertebral column is made of ________ vertebrae
cervical vertebrae
What are the 5 regions of the vertebral column? (in order)
cervical, thoracic, lumbar, sacral, coccyx
the pectoral girdle consists of two bones, the _______ and the _________
clavicle and scapulae
fissure
cleft of groove in a bone
a large, smooth, rounded articulation oval structure on a bone is properly identified as a __________
condyle
The frontal bone and parietal bones are connected by the ______.
coronal suture
Enclosing the brain is a function of ______.
cranial bones
Sutures are immovable joints forming the boundaries between the ______.
cranial bones
the axis (C2) contains a prominent process called the _______, which acts as a pivot for the rotation of both the atlas and the skull
dens
What tissue is sutures connects cranial bones firmly together?
dense regular CT
the condyles are on the ________ end of the femur
distal
the neck of the fibula is _______ to the head of the fibula
distal
head
enlargement on the end of a bone
Which bone in the skull helps to form the floor of the cranium, the roof of the nasal cavity, and the medial wall of the orbit?
ethmoid bone
True or false: The first cervical vertebra and occipital bone articulate with each other at the external occipital protuberance.
false
the condyles of the tibia articulate with the condyles of the ___________
femur
the strongest and heaviest bone in the body is the __________
femur
what correctly describes the scapula?
flat, triangular and broad
a ______ is a round passageway through a bone
foramen
The largest foramen in the skull, visible on an inferior (basal) view, is the ______.
foramen magnum
which bone helps to form the cranium of the skull?
frontal bone
Which bones are visible while looking at a superior view of the skull?
frontal; parietal
Which structure forms both the floor of the nasal cavity and part of the roof of your mouth?
hard palate
the os coxae is often referred to as the ______
hip bone
what are functions of the vertebral column?
houses and protects the spinal cord, provides vertical support for the body, support the weight of the head
which bones associated with the skull is an attachment site of tongue and larynx muscles?
hyoid
what is the pelvic bone made of?
ilium, ischium, pubis
the true pelvis is _______ to the false pelvis
inferior
suture
interlocking joint between skull bones
the depression between the greater and lesser tubercle is called the ______
intertubercular sulcus
the pads of fibrocartilage separating adjacent vertebral bodies are called the _________ discs
intervertebral
lateral openings between adjacent vertebrae are called ________
intervertebral foramina
Which suture forms the boundary between the occipital bone and the parietal bones?
lambdoid suture
trochanter
large process (femur only)
the fibula is ___ to the tibia
lateral
the greater tubercle is more ______ than the lesser tubercle
lateral
Which scapular border is closest to the axilla?
lateral border
Which view of the skull clearly shows the squamous suture between the parietal and temporal bones?
lateral view
which type of vertebrae have thick, oval shaped bodies, and short, thick and blunt spinous processes?
lumbar
What bone is between the scaphoid and the triquetrum?
lunate
Which is an unpaired facial bone?
mandible
The temporal bone and mandible articulate to form the tempormandibular joint at the _________
mandibular fossa
Which bones contribute to the formation of the hard palate?
maxilla and palatine bones
in anatomical position, the ulna is _____ to the radius
medial
which edge of the scapula is closest to the vertebrae?
medial border
the distal medial process of the tibia is called the ________
medial malleolus
fontanel
membranous "soft spots" between skull bones in infant
linea
narrow ridge
meatus
narrow, tube like passageway through bone
The bridge of the nose is formed by the ____________ bones.
nasal bones
what bones are just inferior to the glabella?
nasal bones
the perpendicular plate and vomer come together to form the __________
nasal septum
Which feature of the occipital bone articulates with the first cervical vertebra?
occipital condyles
Which cranial nerve passes through the cribriform foramina in the cribriform plate of the ethmoid bone?
olfactory nerve (CN I)
foramen
opening through bone
the glenoid cavity is part of the ______ girdle and the acetabulum is part of the _________ girdle
pectoral; pelvic
A sagittal sectional view of a skull would show the ______ of the ethmoid forming the posterosuperior portion of the nasal septum. Multiple choice question.
perpendicular plate
The superior portion of the nasal septum is formed by the _________
perpendicular plate
Which part of the ethmoid bone helps to form the nasal septum?
perpendicular plate
articular surface
place where a bone articulates, or forms a joint, with another bone
the thoracic and sacral curvatures of the vertebral column are classified as __________
primary curves
process
prominent projection
fovea
small pit or depression
facet
small, nearly flattened articular surface
tubercle
smaller, knob like process
What passes through the foramen magnum?
spinal cord
which structural feature is absent in the first cervical vertebra?
spinous process
which suture forms the articulation between the parietal and temporal bones?
squamous suture
what are borders of the scapula?
superior, lateral and medial borders
the occipital bone can be seen from a _______ view of the skull
superior; posterior
what is a function of the cranial bones?
surround and protect the brain
name the tarsals of the foot in order
talus, calcaneus, navicular, medial cuneiform, intermediate cuneiform, lateral cuneiform, cuboid
Which bones articulate at the mandibular fossa to form the temporomandibular joint?
temporal bone & mandible
which vertebrae have long, pointed spinous processes and costal facets or costal demifacets representing sites of articulation with the ribs?
thoracic
Which are the primary curves present in the vertebral column of a newborn?
thoracic and sacral curvatures
Which part of the axial skeleton acts as a protective framework around the vital organs of the thorax and provides attachment points for many muscles?
thoracic cage
the thoracic cage consists of the _________
thoracic vertebrae, sternum, ribs
spine
thornlike projection
the "shin" is the anterior border of the ___________
tibia
the crural region only has one weight bearing bone. what is it?
tibia
the rough anterior surface of the tibia that can be palpated just inferior to the patella is the ________ tuberosity
tibial
which carpal bone is most lateral?
trapezium
the pelvic organs are found in the ______
true pelvis
what passes through the transverse foramina of the cervical vertebrae?
vertebral arteries
The spinal cord is protected by the ______.
vertebral column
the fusion of the temporal process of the zygomatic bone and the zygomatic process of the temporal bone forms the _______
zygomatic arch
the scapula is a part of the _________
pectoral girdle
epicondyle
a "flaring" of bone leading to a condyle
trochlea
a pully shaped structure
the deep depression (socket) of the os coxae is called the _______
acetabulum
The intervertebral discs are composed of ______.
an anulus fibrosus and nucleus pulposus
The process of the maxillae and the palatine bones make up the hard palate is the ___________ process.
palatine
the metacarpal bones make up the _________
palm of hand
in anatomical position, the radius and ulna are ________
parallel
The structures that help to lighten the weight of certain skull bones, humidify and warm inhaled air, and provides resonance to the voice are the ___________
paranasal sinuses
which cranial bones are paired?
parietal bones
ramus
part of a bone that forms an angle with rest of bone
the epicondyles are ________ to the condyles
proximal
which bone of the forearm is on the same side as the thumb?
radius
fossa
relatively broad depression
crest
ridge like projection
Which areas of the skull are formed in part by the ethmoid bone?
roof of the nasal cavity, floor of the cranium, medial wall of orbit
tuberosity
roughened area; functions as attachment site for tendons and ligaments
condyle
rounded projection that usually articulates with another bone
each os coxae articulates with the femur and the _________
sacrum
The articulation between the right and left parietal bones is formed by the ______.
sagittal suture
So Long Top Part, Here Comes The Thumb
scaphoid, lunate, triquetrum, pisiform, hamate, capitate, trapezoid, trapezium