Mastering A&P Ch. 7
What is the main function of the bones of the appendicular skeleton?
Aid in motion
Which of the following is an opening in a bone?
Canal (meatus)
The pelvic girdle consists of two bones, the clavicle and scapula, which support the upper limb and anchor it to the trunk.
False
T/F Ribs 8-12 are considered false because they do not directly attach to the sternum by their own cartilage. Instead, the costal cartilage of ribs 8-10 attach to the cartilage of the seventh rib.
True
The distal end of the fibula articulates with the ________.
talus
Geri has pain behind her ear lobe and was diagnosed with mastoiditis. Which bone is affected?
temporal bone
What bones meet at the lambdoid suture?
the occipital bone and parietal bones
Where are the two primary curvatures seen in the vertebral column of a fetus?
thoracic and sacral
What bones form the forearm (antebrachium)?
ulna and radius
How many lumbar vertebrae exist in the vertebral column?
5
What part of scapula articulates with the clavicle?
acromion
The weight-bearing structure of a vertebra is the ______.
body
Wrist bones are known as _______.
carpals
What part of the scapula articulates with the humerus?
glenoid cavity
What structure is present on the second cervical vertebra (axis) that allows you to rotate your neck to say "no"?
dens (odontoid process)
The largest and strongest bone in the body is the ______.
femur
Membranous areas, or "soft spots", seen in the skull of an infant are called __________.
fontanels
The palatine bone contributes to the suture of the _________.
hard palate
What part of each metacarpal forms the "knuckle" of your hand?
head
List bones that form the upper limb proximal to distal
humerus, ulna and radius, carpals, metacarpals, phalanges
Which part of the coxal bone articulates with the sacrum?
ilium
What three bones fuse during childhood to form the coxal bone?
ilium, ischium, pubis
Which bones house teeth?
mandible and maxillary bones
In anatomical position, the ulna is ______ to the radius.
medial
Which prominent arch runs along the medial side of the foot from the calcaneus to metatarsals I-III?
medial longitudinal arch
What pair of bones meets along the sagittal suture?
parietal bones
The thumb is the ______ while the great toe is the ______.
pollex; hallux
Which bone marking provides a site where bones articulate or to which ligaments and tendons attach?
projection