Lecture Exam 2

How many pairs of ribs articulate with the sternum?

10

A pollex has ___ phalanges

2

How many pairs of ribs are floating ribs that do not articulate with the sternum?

2

Which bone count is not correct for a normal adult human?

7 lumbar vertebrae

The vertebral column includes __ cervical, __ thoracic, __ lumbar vertebrae

7, 12, 5

The skull consists of ___cranial bones and ___ facial bones

8, 14

What is the function of the nuchal lines?

Attachment for muscles and ligaments

Which cervical vertebrae is also known as the vertebrae prominens?

C7

Which bone is not part of the axial skeleton?

Clavicle

Which of these skull bones cannot be easily palpated?

Ethmoid

Which bones articulate with the zygomatic bone?

Frontal, temporal, and maxilla

Which bone is not paired?

Mandible

Which bone bears the infraorbital foramen?

Maxilla

Which of these bones does not contribute to the region known as the pterion?

Occipital

Which bones form the calvaria?

Occipital, parietals, and frontal

Which bone bears the superior and inferior temporal lines?

Parietal

Which is not a correct pairing of bone and feature?

Parietal bone - mental foramen

Which cranial fossa supports the cerebellum?

Posterior

Rib 1 articulates with vertebrae ___ and the ___

T1, manubrium of the sternum

Which bone is not part of the nasal complex?

Temporal

Which is not correct regarding the femur?

The intercondylar fossa is located on the anterior surface of the bone

Which is not a cranial bone?

Vomer

Which describe the functions of the paranasal sinuses?

Warm and moisten inhaled air, provide resonance to the voice

At what location do the three bones of the os coxae fuse?

acetabulum

Each auricular surface of the sacrum is located on an

ala

Which is characteristic of a female skull, as compared to a male skull?

all of the above

Which fontanel is the last to close?

anterior

The occipital condyles articulate with the

atlas

Protection of vital organs and hematopoiesis are two functions commonly named for the ___ skeleton

axial

As an adult ages, the symphysial surface of the pubis

becomes more flattened and a bony rim forms at its circumference

Developmentally, the most significant growth in the skull occurs

before age 5

Which is not a carpal bone?

capitulum

Transverse foramina are found in ___ vertebrae

cervical

What is the correct order for the vertebral regions, from superior to interior?

cervical-thoracic-lumbar-sacral-coccygeal

The costal tuberosity is a feature of the

clavicle

The only direct connection between the pectoral girdle and the axial skeleton is where the ___ articulates with the ___

clavicle, sternum

The clavicles articulate with the ___ notches

clavocular

Which is not a characteristic of a male pelvis?

coccyx tilted posteriorly

The ___ process of the mandible articulates with the temporal bone

condylar

Which features are found only on thoracic vertebrae?

costal facets and demifacets

Which feature is unique to the axis?

dens

A skull with five gracile features and one robust feature is most likely a ___ skull

female

The membraneous sheets that connect developing cranial bones are called

fontanelles

The head of the humerus articulates with the

glenoid cavity

Which does not contribute to the pelvic brim?

gluteal line

The part of a rib that articulates with the demifacets on the bodies of vertebrae is the

head

Which bone bears the greater and lesser cornua?

hyoid

What are you resting your hands on when you rest them on your hips, just below the waist?

iliac crests

The ___ of the scapula is the point where the medial and lateral borders meet

inferior angle

Which is not a feature of the ethmoid bone?

inferior nasal concha

The ischial ramus is fused to the

inferior pubis ramus

The ____ provide passageways for spinal nerves to exit the vertebral column and travel to other parts of the body

intervertebral foramina

The ___ suture is the articulation between the occipital bone and both parietal bones.

lambdoid

In anatomic position, the radius lies ___ to the ulna

lateral

Which is not a site for muscle attachment on the femur?

lateral condyle

The sagittal suture joins the

left and right parietal bones

Which of the spinal curves forms when a child is about 12 months of age?

lumbar

The hyoid bone is located between the

mandible and the larynx

What is the superior portion of the sternum called?

manubrium

Which of these is not a paranasal sinus?

mastoid sinus

The incisive foramen and palatine process are features of which bone?

maxilla

Which bones form the inferior margin of the orbit?

maxilla and zygomatic

The basin in the floor of the cranium that accommodates the temporal lobe of the brain is the

middle cranial fossa

This figure shows the major cavities within the skull. Which number indicates the sphenoid sinus?

none of the above

What is the inner, gelatinous region of each intervertebral disc called?

nucleus pulposus

The jugular foramen is located between the ___ and ___ bones

occipital, temporal

Which bones articulate with the femur?

os coxae, tibia, patella

A perpendicular plate is a feature of the ___ and ___ bones

palatine, ethmoid

Which is not a function of the vertebral column?

passageway for cranial nerves

Which is a sesamoid bone?

patella

Which of these features is found in a lumbar vertebrae?

pedicles, vertebral foramen, spinous process, and vertebral arch

The ___ subdivides the pelvis into the "true pelvis" and the "false pelvis"

pelvis brim

What is the function of the cribiform plate?

permits passage of the olfactory nerves

What is the location of the auditory ossicles?

petrous part of temporal bone

The biceps brachii muscle attaches to the ___ of the radius

radial tuberosity

The bones of the antebrachium are the

radius and ulna

The inferior termination of the sacral canal is an opening called the

sacral hiatus

Which bones comprise each pectoral girdle?

scapula and clavicle

What bones does the clavicle articulate with?

scapula and sternum

Which bones articulate with the humerus?

scapula, radius, and ulna

The sternal angle can be used as an anatomical landmark to identify the position of the

second rib

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

secondary

The cervical and lumbar curvatures are ___ curves and they arch ___

secondary, anteriorly

The portion of the sphenoid bone that houses the pituitary gland is the

sella turcica

The pterygoid spines and optic canals are features of the ___ bone

sphenoid

The vertebral processes that are most easily palpated along the midline of the back are the ___ processes

spinous

The bony projections that can be palpated medially and laterally at the wrist are the

styloid processes

The zygomatic process of the temporal bone and the ___ process of the zygomatic bone form the zygomatic arch

temporal

Which bone bears the mandibular fossa?

temporal

Which bone is not a facial bone?

temporal

Which statement accurately compares the hand and the foot?

the hand and foot each have 14 phalanges

Which is not correct regarding the pelvis?

the pubis is posterior and inferior to the ischium

The vertebral column protects

the spinal cord

Which curves of the vertebral column are present at birth?

thoracic and sacral

The ossicles are

three small bones within each ear

Which is not among the bones in the proximal row of carpals?

trapezoid

Which statement accurately describes the articulations between ribs and vertebrae?

twelve thoracic vertebrae articulate with the ribs

Which is not a feature of the ulna?

ulnar notch

Which bone is unpaired?

vomer