A&P ch 7 quiz

What bone houses the mental foramina through which blood vessels and nerves pass? Select from letters A-D.

D

Which of the following is the only movable bone of the skull? Select from letters A-D.

D

The scapulae articulate with the axial skeleton.

False The only part of the pectoral girdle that articulates with the axial skeleton is the clavicle.

Which of the following is true about paranasal sinuses?

Paranasal sinuses enhance the resonance of the voice and lighten the skull.

After having a severe cold accompanied by nasal congestion, Jamila complained that she had a headache just above her eyes and that the right side of her face ached. What specific bony structures probably became infected by the bacteria or viruses causing the cold?

The frontal sinus located in the frontal bone, and the right maxillary sinus located in the right maxilla

How are the male and female pelves different?

The pelvic inlet is heart-shaped in the male. he female pelvis is modified for childbearing; it is wider, shallower and lighter than the male pelvis. The male pelvis has thicker/heavier bones with more prominent bone markings, acetabula that are larger and closer together, and a narrower, heart-shaped pelvic inlet.

Choose the FALSE statement.

The pelvic outlet is narrower in a female than in a male.

How are thoracic vertebrae 11 and 12 different from the other vertebrae?

The transverse processes do not have facets that articulate with the tubercles of the ribs.

Men and women have the same number of ribs.

True

The "true wrist" or carpus consists of ________.

a group of eight short bones united by ligaments

The frontal bone forms the ________.

anterior cranium

Which vertebra does not have a body?

atlas

Which of the following bones are part of the axial skeleton?

bones that form the facial skeleton

Which bone acts as a brace to hold the arms out and away from the body?

clavicle

Thoracic vertebrae differ from the other vertebrae in that they have ________.

costal facets

Which of the following is a bone marking of the humerus?

deltoid tuberosity

Since a Colles' fracture can occur when a falling person attempts to break the fall with outstretched hands, an X ray will typically show that, at the site of the fracture, the hand is displaced in a ____________ direction.

dorsal

The superior nasal concha is a part of which bone?

ethmoid

What bone articulates (joints) with the acetabulum of the coxal bone?

femur

Which of the following bones is not weight bearing?

fibula

What structures allow the infant's head to be compressed slightly during birth and accommodate brain growth in the fetus and infant?

fontanelles

When you hit your elbow and say that you hit your "funny bone," you have actually hit a nerve that runs across the bone surface. Over which bone can this nerve be found?

humerus

Which bone contains areas of diaphysis and epiphysis, a tuberosity near its middle, and is proportionally more compact than spongy bone?

humerus

this bone articulates with the glenoid fossa

humerus

The articulation that most closely resembles a hinge in the body involves which bones?

humerus-ulna

The ________ is the only bone in the body that does not directly articulate with any other bone.

hyoid bone

The movable base of the tongue is the ________.

hyoid bone

Which bone acts as a moveable base for the tongue?

hyoid bone

Which forms the largest portion of the coxal bone?

ilium

Since mastoid infections may spread to the brain, surgical removal of the mastoid process was once considered to be the best way to prevent brain inflammation. Unfortunately, this also had the side-effect of causing ____________.

impaired head and neck movements

The hyoid bone is unique because it ________.

is the only bone of the body that does not articulate with any other bone

Which portion of the fibula articulates with the talus?

lateral malleolus

The superior orbital fissure is formed in the sphenoid bone, whereas the inferior orbital fissure is formed between the sphenoid and ________.

maxilla

A cleft palate arises when the right and left _____________ bones fail to fuse medially during fetal development.

maxillae

Paranasal sinuses are found in which of these facial bones?

maxillae

Most facial bones articulate with the ________.

maxillary bones

The cerebellum of the brain is supported by the ________.

occipital bone

Which part of the ethmoid bone forms the superior part of the nasal septum?

perpendicular plate

the fingers have three of these bones and the thumb only has two

phalanges

What is the major function of the axial skeleton?

provide central support for the body and protect internal organs

forearm bone that articulates with most of the carpals

radius

If a herniated disc in the lumbar region is treated by surgically removing the intervertebral disc and doing a bone graft between the adjoining vertebrae, one of the consequences might be _________.

reduced flexibility of the spine in the lower back

The ________ articulate(s) with the hip bones of the pelvis.

sacrum

Which bone is considered to be the keystone of the cranium?

sphenoid

Which bone serves as an enclosure for the pituitary gland?

sphenoid bone

People who work at computer keyboards all day repeatedly flex their wrists and fingers and therefore become susceptible to carpal tunnel syndrome, a condition in which inflammation of tissue causes tingling and pain. Which one of the following treatments will be least likely to reduce the pain?

squeezing tennis balls in both hands in order to strengthen the wrist and finger muscles

With what bone does each condylar process of this mandible articulate?

temporal bone

What is the joint formed by the condylar process of the mandible and the mandibular fossa of the temporal bone?

temporomandibular joint

Which part of the vertebral column receives the most stress by bearing most of the weight of the body?

the lumbar region

The antebrachium is composed of which of the following two bones?

the radius and the ulna

Which vertebrae articulate with the ribs?

thoracic

Which of the following phrases best describes the function of the vertebral curves?

to provide resilience and flexibility

Which of the following is NOT a cranial bone?

vomer bone

Which bone forms the prominence of the cheek?

zygomatic bone