Axial Skeleton

The occipital condyles articulate with the a. axis b. atlas c. dens d. vertebra prominens e. odontoid process

B atlas

The ________ provides passageways for spinal nerves to exit the vertebral column and travel to other parts of the body A. Vertebral Foramina b. invertebral foramina c. vertebral canals d. articular facets e. transvers facets

B.

The inner, gelatinous region of each intervertebral disc is called the a. annulus fibrosus b. nucleus pulposus c. lamella d. chondral ring e. articular ring

B. Nucleus Pulposus

transverse foramen are found in ___ vertebrae a. Thoracic b. Lumbar c. Cervical d. Sacral e. All

C. Cervical

The vertebral processes that are most easily palpated along the midline of the back are the _____ processes. a. Transverse b. Inferior articular c. superior articular d. lamellar e. spinous

E. spinous

Which feature is unique to the axis?

dens

The "soft spots" on an infant's head are caused by which of the following? cartilaginous cranial bones fontanelles injury to the skull during birth premature suture fusion

fontanelles

Place the following bones in order from proximal to distal. Phalanges metacarpals humerus carpals radius

humerus radius carpals metacarpals phalanges

Which bone contains a midline body and two hornlike cornua for tongue and anterior neck muscle attachment? hyoid temporal sphenoid zygomatic

hyoid

The superior portion of the sternum is called the xiphoid process manubrium body gladiolus coccyx

manubrium

Which of the following bones forms the back and base of the cranium? ma mandible ethmoid Temporal occipital

occipital

The sternal angle can be used as an anatomical landmark to identify the position of the apex of the heart jugular vein second rib trachea hyoid bone

second rib

What is the butterfly shaped bone on the floor of the cranium? ethmoid sphenoid nasal occipital

sphenoid

TF Though it does not articulate with any other bone, the hyoid bone is considered to be part of the axial skeleton.

true