The Skeleton
2
A pollex has ______ phalanges.
before age 5
Developmentally, the most significant growth in the skull occurs
2
How many pairs of ribs are "floating ribs" that do not articulate with the sternum?
lateral
In anatomic position, the radius lies _____ to the ulna.
attachments for ligaments or tendons
Rami, trochanters, tubercles, and tuberosities are bone markings that serve as
radius and ulna
The bones of the antebrachium are the
glenoid cavity
The head of the humerus articulates with the
mandible and the larynx
The hyoid bone is located between the
fontanelles
The membranous sheets that connect developing cranial bones are called
atlas
The occipital condyles articulate with the
clavicle; sternum
The only direct connection between the pectoral girdle and the axial skeleton is where the _____ articulates with the _____.
three small bones within each ear
The ossicles are
head
The part of a rib that articulates with the demifacets on the bodies of vertebrae is the
acetabulum
At what location do the three bones of the os coxae fuse?
alveolus
Each of the depressions on the maxillae and mandible that holds a tooth is called a(n)
occipital; temporal
The jugular foramen is located between the _____ and _____ bones.
medial and lateral condyles of the femur
The medial and lateral condyles of the tibia articulate with the
the spinal cord
The vertebral column protects
iliac crests
What are you resting your hands on when you rest them on your hips, just below the waist?
scapula and sternum
What bone(s) does the clavicle articulate with?
Cervical - thoracic - lumbar - sacral - coccygeal
What is the correct order for the vertebral regions, from superior to inferior?
10
How many pairs of ribs articulate (directly or indirectly) with the sternum?
a and c
Of the following list, which describe the functions of the paranasal sinuses? a: Warm and moisten inhaled air b: Strengthen the bone c: Provide resonance to the voice
lambdoid
The _______ suture is the articulation between the occipital bone and both parietal bones.
condylar
The _________ process of the mandible articulates with the temporal bone.
intervertebral foramina
The _________ provide passageways for spinal nerves to exit the vertebral column and travel to other parts of the body.
styloid processes
The bony projections that can be palpated medially and laterally at the wrist are the
secondary; anteriorly
The cervical and lumbar curvatures are ________ curves, and they arch ________.
clavicular
The clavicles articulate with the sternum at the _____ notches.
lateral malleolus
The expanded distal end of the fibula is called the
sella turcica
The portion of the sphenoid bone that houses the pituitary gland is the
sphenoid
The pterygoid spines and optic canals are features of the _____ bone.
left and right parietal bones
The sagittal suture joins the
8, 14
The skull consists of _____ cranial bones and _____ facial bones.
secondary
The spinal curvature that develops as a child learns to walk shifts the trunk weight over the legs. It is an example of a ________ curve.
7, 12, 5
The vertebral column includes ___ cervical, ___ thoracic, and ___ lumbar vertebrae.
temporal
The zygomatic process of the temporal bone and the _________ process of the zygomatic bone form the zygomatic arch.
vertebral foramen
This figure shows a superior view of a vertebra. What feature is indicated by number 4?
1
This figure shows a superior view of a vertebra. Which number indicates the spinous process?
navicular
This figure shows the bones of the ankle and foot. The bone indicated by number 4 is the
8
This figure shows the bones of the ankle and foot. Which number indicates the cuboid bone?
olecranon of the ulna
This figure shows the humerus. The _________ articulates with the depression indicated by number 8.
surgical neck
This figure shows the humerus. What is the feature indicated by number 3?
trochlea
This figure shows the humerus. What is the feature indicated by number 6?
7
This figure shows the humerus. Which number indicates the medial epicondyle?
9
This figure shows the os coxa. Which number indicates the anterior inferior iliac spine?
The figure shows a right bone, and number 3 indicates the greater sciatic notch.
This figure shows the os coxa. Which of these statements about the figure is correct?
lateral
This figure shows the scapula. The feature indicated by number 6 is the _____ border.
infraspinous fossa
This figure shows the scapula. What is the feature indicated by number 9?
4
This figure shows the scapula. Which number indicates the acromion?
5
This figure shows the thoracic cage. Which number indicates the xiphoid process?
cervical
Transverse foramina are found in _____ vertebrae.
nucleus pulposes
What is the inner, gelatinous region of each intervertebral disc called?
medial malleolus
What is the name of the prominence on the medial surface of the ankle?
manubrium
What is the superior portion of the sternum called?
maxilla
Which bone bears the infraorbital foramen?
temporal
Which bone bears the mandibular fossa?
7 lumbar vertebrae
Which bone count is not correct for a normal adult human?
temporal
Which bone is not a facial bone?
mandible
Which bone is not paired?
clavicle
Which bone is not part of the axial skeleton?
temporal
Which bone is not part of the nasal complex?
vomer
Which bone is unpaired?
Os coxae, tibia, patella
Which bones articulate with the femur?
scapula, radius, and ulna
Which bones articulate with the humerus?
frontal, temporal, and maxilla
Which bones articulate with the zygomatic bone?
occipital, parietals, and frontal
Which bones form the calvaria?
thoracic and sacral
Which curves of the vertebral column are present at birth?
dens
Which feature is unique to the axis?
anterior
Which fontanel is the last to close?
patella
Which is a sesamoid bone?
capitulum
Which is not a carpal bone?
parietal bone - mental foramen
Which is not a correct pairing of bone and feature?
vomer
Which is not a cranial bone?
ulnar notch
Which is not a feature of the ulna?
only the tibia is weight-bearing
Which of the following choices accurately describes the crural bones?
lumbar
Which of the spinal curves forms when a child is about 12 months of age?
mastoid sinus
Which of these is not a paranasal sinus?
Twelve thoracic vertebrae articulate with the ribs.
Which statement accurately describes the articulations between ribs and vertebrae?