T/F: Bones surround vital organs to protect them.
True
T/F: Bones store most of the calcium supply of the body.
True
T/F: Red marrow is mainly fat cells.
False
T/F: The appendicular skeleton forms the main trunk of the body.
False
T/F: The cranium is made of 14 bones.
False
T/F: The maxilla is the lower jawbone.
False
T/F: Foramina are openings in a bone that allow nerves and blood vessels to enter or leave the bone.
True
T/F: The last two pairs of ribs are called floating ribs because they have no attachment to the thoracic vertebrae.
False
T/F: The clavicles provide for the attachment of the upper arm bones.
False
T/F: There are 28 total phalanges in the human body.
True
One of the functions of bone is to
a. cover and line all internal and external surfaces of the body
b. permit movement after neuronal stimulation by contracting
c. produce hormones that regulate bone growth
d. store calcium, phosphate and lipids (as yello
d. store calcium, phosphate and lipids (as yellow marrow)
An example of an irregular bone is the
a. carpal bone
b. cervical vertebra
c. humerus
d. parietal bone
b. cervical vertebra
Skeletal bones store lipids as energy reserves in areas of
a. yellow marrow
b. red marrow
c. the matrix of bone tissue.
d. the ground substance.
a. yellow marrow
How many bones are in the average human body?
a. 26
b. 113
c. 206
d. It varies by individual
c. 206
The axial skeleton consists of the bone of the
a. pectoral and pelvic girdles
b. skull, thorax, and vertebral column
c. arms, legs, hands, and feet
d. limbs, pectoral girdle, and pelvic girdle
b. skull, thorax, and vertebral column
The appendicular skeleton consists of the bones of the
a. pectoral and pelvic girdles
b. skull, thorax, and vertebral column
c. arms, legs, hands, and feet
d. limbs, pectoral girdle, and pelvic girdle
d. limbs, pectoral girdle, and pelvic girdle
While an individual is in the anatomical position, the ulna lies
a. medial to the radius
b. lateral to the radius
c. inferior to the radius
a. medial to the radius
Areas where two or more bones join together are
a. foramina
b. joints
c. sutures
d. ligaments
b. joints
Long bones are
a. are hard, dense bones that provide strength, structure, and mobility
b. are roughly cube shaped with vertical and horizontal dimensions
approximately equal
c. are thin, flattened, and usually curved
d. primarily spongy bone that is cover
a. are hard, dense bones that provide strength, structure, and mobility
Spaces, or "soft spots," in the cranium that allow for the enlargement of the skull as brain growth occurs are
a. fontanels
b. sutures
c. foramina
d. sinuses
a. fontanels
Areas where the cranial bones have joined together are
a. fontanels
b. sutures
c. foramina
d. sinuses
b. sutures
The vertebrae that are located at the waist are
a. cervical
b. thoracic
c. lumbar
d. sacral
c. lumbar
A side-to-side or lateral curvature of the spine is
a. scoliosis
b. lordosis
c. kyphosis
d. sacrosis
a. scoliosis
The first seven pairs of ribs are called
a. false ribs
b. floating ribs
c. intercostal ribs
d. true ribs
d. true ribs
On the dorsal surface of the body, floating ribs attach to
a. lumbar vertebrae .
b. thoracic vertebrae
c. sternum
d. nothing
b. thoracic vertebrae
chamber within a bone, normally filled with air
sinus
rounded passageway for blood vessels or nerves
foramen
an elongated cleft or slit
fissure
a passageway through a bone
meatus
a duct or channel
canal