capitulo 8 human anatomy and Physiology examen 2

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The vertebral column includes ___ cervical, ___ thoracic, and ___ lumbar vertebrae

7, 12, 5

The skull consists of _____ cranial bones and _____ facial bones.

8 cranial bones and 14 facial bones

Which bone bears the infraorbital foramen?

maxilla

A perpendicular plate is a feature of the _____ and _____ bones.

palatine; ethmoid

The pterygoid spines and optic canals are features of the _____ bone.

sphenoid

The vertebral column protects

spinal cord

What is the superior portion of the sternum called?

Manubrium

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

Maxilla

Which feature is unique to the axis?

dens

Which is not a feature of the ethmoid bone?

inferior nasal concha

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

intervertebral foramina

Which bone is not paired?

mandible

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

middle cranial fossa

Which bones articulate with the zygomatic bone?

Frontal, temporal, and maxilla

Which cranial fossa supports the cerebellum?

posterior

Transverse foramina are found in _____ vertebrae.

cervical

Which bone is not part of the axial skeleton?

clavicle

The clavicles articulate with the sternum at the _____ notches

clavicular

The _________ process of the mandible articulates with the temporal bone.

condylar

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 vertebral processes that are most easily palpated along the midline of the back are the _____ processes.

spinous

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 bone is not part of the nasal complex?

temporal

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

Lumbar

The ossicles are

three small bones within each ear.

Which bone is unpaired?

vomer

Which is not a cranial bone?

vomer

Which is characteristic of a female skull, as compared to a male skull?A. Chin pointed and triangular B. Mandibular angle greater than 125 degrees C. Little or no prominence to superciliary arches D. External surface of occipital bone relatively smooth

All of the choices are characteristic of a female skull

Which cervical vertebra is also known as the vertebra prominens?

C7

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

Cervical - thoracic - lumbar - sacral - coccygeal

Which features are found only on thoracic vertebrae?

Costal facets and demifacets

Which of these skull bones cannot be easily palpated?

Ethmoid

A young child's cranium is relatively smaller compared to the rest of its body than that of an adult. True or False

False

The posterior fontanelle normally closes within one month after birth. True or False

False

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

Nucleus pulposus

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 is not a function of the vertebral column?

Passageway for cranial nerves

Which of these features is found in a lumbar vertebra?

Pedicles B. Vertebral foramen C. Spinous process D. Vertebral arch E. All of the choices are correct

What is the function of the cribriform plate?

Permits passage of the olfactory nerves

The lacrimal bone helps form both the orbital and nasal complexes. TRUE OR FALSE?

TRUE

The orbital complex includes part of the sphenoid bone? TRUE OR FALSE

TRUE

The calvaria is made up of cranial bones and is part of the skull. TRUE OR FALSE?

TRUE, calvaria (calavera)

Which curves of the vertebral column are present at birth?

Thoracic and sacral

Briefly describe the structure and function of fontanelles.

They are soft spots in the fetal and neonatal skull made of dense connective tissue. They ease childbirth and allow for post-natal skull growth (and brain growth).

One of the ossicles is the incus. True False

True

Which statement accurately describes the articulations between ribs and vertebrae?

Twelve thoracic vertebrae articulate with the ribs.

Of the following list, which describe the functions of the paranasal sinuses?

Warm and moisten inhaled air & Provide resonance to the voice

Each auricular surface of the sacrum is located on a(n)

ala

Which fontanel is the last to close?

anterior

The occipital condyles articulate with the

atlas

What is the function of the nuchal lines?

attachment for muscles and ligaments

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

axial skeleton

Developmentally, the most significant growth in the skull occurs

before age 5

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

female

The membranous sheets that connect developing cranial bones are called

fontanelles

Which bone bears the greater and lesser cornua?

hyoid

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

lambdoid

The sagittal suture joins the

left and right parietal bones

The hyoid bone is located between the

mandible and the larynx

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

sacral hiatus

Which of these is not a paranasal sinus?

mastoid sinus

Which bones form the inferior margin of the orbit?

maxilla and zygomatic

The jugular foramen is located between the _____ and _____ bones.

occipital; temporal

What is the location of the auditory ossicles?

petrous part of the temporal bone


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