A & P - Saladin Skeletal System Ch 8
Match each cranial fossa with the brain structures that lies within it: 1. Anterior cranial fossa 2. Middle cranial fossa 3. Posterior cranial fossa
1. Frontal lobes 2. Temporal lobes 3. Cerebellum
What is the term used for the great toe
Hallux
The greater and lesser _____ of the femur are two large, rough processes that provide attachments for the hip muscles
trochanters
The condyle that articulates with the ulna is
trochlea
The projection of the rib that attaches to the transverse costal facet of the vertebra is known as the
tubercle
The ischial ______ of the ischium is the rough posterior process that supports the body when sitting.
tuberosity
Canal
tubular passage or tunnel in a bone
True Ribs
These ribs have independent costal cartilages that attach to the sternum
Floating Ribs
These ribs no not attach to the sternum
Crest
a narrow ridge
Alveolus
a pit or socket
Condyle
a rounded knob that articulates with another bone
Fossa
a shallow, broad, or elongated basin
Fissure
a slit through a bone
Fovea
a small pit
Tubercle
a small rounded process
Facet
a smooth, flat, articular surface
The lateral flattened end of the clavicle is the _____ end
acromial
The _____ is a plate like extension of the spine of the scapula that forms the apex of the shoulder
acromion
The part of the maxilla that will consist of raised portions of bone that lies between the roots of the teeth
alveolar process
Sinus
an air-filled space in a bone
Epicondyle
an extended region superior to a condyle
The four prominent fontanels
anterior, mastoid, sphenoid, posterior
Name the joint that occurs between the base of the skull and the top of the vertebral column
atlanto-occipital
The ____ joint occurs between the base of the skull and the top of the vertebral column
atlanto-occipital
The joint between the atlas and axis is called the _____ joint
atlantoaxial
The ridge that forms the boundary between the greater and lesser pelvis is called the pelvic
brim
The ______ is the skullcap that forms the roof and walls of the skull
calvaria
Name the vertebral curvatures
cervical, pelvic, thoracic, lumbar
The lateral walls of the nasal cavity give rise to scroll-like bones called the nasal
conchae
The medial and lateral _______ of the tibia articulate with the femur
condyles
Petrous part
contains the internal acoustic meatus and the middle and inner ear cavities
Tympanic part
contains the styloid process and a small ring of bone surrounding the external acoustic meatus
The _____ process of the scapula provides an attachment site for the tendons of the muscles of the arm
coracoid
The anterior lip of the trochlear notch is formed by the _____ process
coronoid
The _____ facets are a feature that is unique to the body of the thoracic vertebrae
costal
The strips of hyaline cartilage that attach the ribs to the sternum are called the
costal cartilage
Most ribs articulate with two adjacent vertebral bodies by means of the superior and inferior
costal facet
On a rib, the _______ _______ marks the path of costal blood vessels and nerves along the inferior margin of the shaft
costal groove
The perforated part of the ethmoid bone that forms the roof of the nasal cavity is the _______ plate
cribriform
The midline crest in the ethmoid bone that provides an attachment for the dura mater is called the
crista galli
Transverse arch
cuboid, cuneiform, and proximal heads of the metatarsals
The rough spot on the lateral shaft of the humerus that serves as an attachment for the shoulder muscle is the _______
deltoid tuberosity
The prominent process on the axis is the _____, also called the odontoid process
dens
The styloid process is located at the _____ end of the ulna
distal
Name the small processes on the humerus that are located proximal to the trochlea and capitulum
epicondyles
The lateral and medial ______ are small processes on the humerus, proximal to the trochlea and capitulum
epicondyles
The _____ is a slender leg bone that functions to stabilize the ankle but does not bear any weight of the body
fibula
Squamous part
flat and vertical part that also contains the zygomatic process
Name the spaces located between unfused cranial bones in the skull of infants
fontanels
Which foramina are found in the sphenoid bone
foramen lacerum, foramen ovale, foramen spinosum, foramen rotundum, optic foramen
Mastoid part
found posterior to the tympanic part and is filled with small air sinuses that communicate with the middle-ear cavity
The _____ membrane joins the tibia and fibula along their shafts
interosseous
The pubic symphysis contains a fibrocartilage structure called the ____ disc
interpubic
the _____ _____ is an irregular opening for the jugular vein just medial to styloid process
jugular foramen
The vertebral arch is formed by the _____ and ______
laminae ; pedicles
Name the projection of the temporal bone that extends anteriorly to form part of the zygomatic arch:
zygomatic process
Name the scroll-like bones that project into the nasal cavity
nasal conchae
The narrowing of the rib distal to the head is the _____ of the rib
neck
List the bones that are classified as cranial bones
occipital, ethmoid, temporal, sphenoid, parietal, frontal
When you rest your elbow on a table, the bony part of the ulna that is on the table is the:
olecranon
Transverse costal facets on vertebrae T1 -T10 are loacted
on the transverse process
The lower margin of the lesser pelvis is called the pelvic
outlet
The _____ processes of the _____ bones form the anterior 2/3 of the hard palate
palatine ; maxilla
Within the nasal septum, the ________ plate is part of the ethmoid bone
perpendicular
The term _____ refers to the thumb
pollex
The _____ sacral foramina allow passage of nerves that serve the gluteal region and lower limbs
posterior
The ______ notch at the proximal end of the ulna accommodates the head of the radius
radial
Name the carpal bones that are in the proximal row of the carpus
scaphoid, lunate, pisiform, triquetrum
The glenohumeral joint is the articulation between
scapula and humerus
The patella is an example of a ______ bone ; one that forms within a tendon due to stress
sesamoid
Head
the prominent expanded end of a bone, sometimes rounded
Fovea Capitis
A ligament extends from the acetabulum of the os coxa to a small depression in the head of the femur
Line
A slightly raised, elongated ridge
Olecranon fossa
Depression on the posterior humerus
Lateral longitudinal
Calcaneus, cuboid, and metatarsals IV and V
Medial longitudinal
Calcaneus, talus, navicular, cuneiforms, and metatarsals I to III
Identify the term for the lower border of the thoracic cage
Costal margin
Radial fossa
Depression located near the capitulum
Coronoid fossa
Depression located near the trochlea
List the common differences between male and female pelves
F: larger pelvic inlet and outlet F: wider and shallower M: more massive and rougher
Name the ridge that is located along the posterior margin of the femur
Linea aspera
Name the structure that articulates with the mandibular fossa of the temporal bone
Mandibular condyle
False Ribs
Ribs do no have independent cartilaginous connections to the sternum
List the 3 boarders of the scapula
Superior boarder, medial (vertabral) boarder, and lateral (axillary) boarder
Supraspinous Fossa
The Posterior indentation that lies superior to the spine of the scapula
Subscapular Fossa
The broad anterior concave surface of the scapula
Infraspinous Fossa
The broad surface that lies inferior to the spine of the scapula
Glenoid
The cavity is shallow socket of the scapula that articulates with the head of the humerous
Calcaneus
The largest tarsal which forms the heel
Talus
The most superior tarsal: provides articulation with the leg
Clavicle
The slightly S-shaped bone that braces the shoulder
Name the weight bearing bone in the leg
Tibia
Protuberance
a bony outgrowth or protruding part
Sulcus
a groove for a tendon, nerve, or blood vessel
Foramen
a hole through a bone
The _____ _____ is a rough ridge on the femur that is the site of attachment of the gluteus maximus muscle
gluteal tuberosity
On a rib, the costal _____ marks the path of costal blood vessels and nerves along the inferior margin of the shaft
groove
Name the carpal bones located in the distal row of the carpus
hamate, trapezoid, trapezium
The maxilla and palatine bones comprise the____
hard palate
The _______ of the femur articulates with the acetabulum of the os coxae
head
The knobby _____ of a rib articulates with the body of vertebrae,
head
The condition where the nucleus pulposus bulges through the anulus fibrosis is called a______
herniated disc
The hyoid bone consists of a body, and two horn like projections called the greater and lesser ______
horns
The bone in the neck that does not articulate with any other bone is
hyoid bone
Name the bones that form the sacroiliac joint
ilium and sacrum
Name the auditory ossicles
incus, malleus, stapes
Only one of the pairs of nasal conchae is not part of the ethmoid bones. Which one is its own bone
interior
The weight bearing part of the atlas are called the
lateral masses
The weight-bearing parts of the atlas are called
lateral masses
Of the three classes of vertebrae, the _____ vertebrae have a thick stout body, and blunt square spinous processes
lumbar
The ____ foramen serves as the site of entry into the mandibular body for the nerves and blood vessels that supply the teeth
mandibular
The mandibular condyle articulates with the ____ of the temporal bone
mandibular fossa
The bony bump that can be palpated behind the earlobe is the ______ process
mastoid
Name the bones of the distal row of the tarsal bones
medial cuneiform, cuboid, intermediate cuneiform, lateral cuneiform
Distal to the tubercle, the fib flattens and widens into the
shaft
The paranasal ______ are chambers connected with the nasal cavity, lined by mucous membranes, and filled with air
sinuses
Name is paranasal sinuses
sphenoid, frontal, ethmoid, maxillary
The bony ridge is called the _____ of the scapula
spine
The _____ angle is the joint between the manubrium and the gladioius
sternal
The medial _____ end of the clavicle has a rounded hammerlike head
sternal
The joint between the sternum and the clavicle is the __________
sternoclavicular joint
Name the 3 angles of the scapula
superior, inferior, lateral
The ____ foramen is a hole that provides passage for a nerve, artery, and vein above the margin of the eye
supraorbital
The ____ process of the zygomatic bone forms part of the zygomatic arch
temporal
Name the feature that is unique to the cervical vertebrae
transverse foramen
Which ligament holds the dens of the axis in place against the anterior arch of the atlas
transverse ligament