Chapter 6 Anatomy
Narrow sheets of calcified matrix are referred as?
Lamellae
Found outside or inside a joint capsule, structures that join bone to bone are called?
Ligaments
The bones of the limbs are classified as?
Long bones
What is a function of synovial fluid?
Lubrication
The bone that makes up the lower jaw is the?
Mandible
The clavicle articulates with the?
Manubrium
Which structural feature of the scapula articulates with the humerus?
glenoid cavity
What are the functions of the skeletal system?
support, protection, movement, storage of minerals , attachment for soft tissues
Which of the following joints permits slight movement?
syndesmosis
Humans have how many pairs of ribs?
12
The vertebral column contains how many lumbar vertebrae?
5
The vertebral column contains how many cervical vertebrae?
7
The atlas is classified as a?
Cervical vertebrae
The smooth, rounded, or oval articular process of a bone is termed?
Condyle
The frontal and parietal bones articulate at the?
Coronal suture
True ribs are directly connected to the sternum by?
Costal cartilage
The shaft of a long bone is called the?
Diaphysis
The bones that form the palms of the hands are the?
Metacarpal bones
The sole of the foot is supported by the?
Metatarsal bones
The occipital bone articulates with the first cervical vertebra at the?
Occipital condyle
During this process, an existing tissue is replaced with bone.
Ossification
Immature, active bone cells that produce new bone matrix are termed?
Osteoblasts
What major bones are included in the appendicular skeleton?
Pectoral girdle
The pectoral girdle consists of the?
Scapulae and Clavicle
Coastal facets are distinctive features of?
Thoracic vertebrae
Jason fractured his pisiform bone in an accident. What part of his body is injured?
Wrist
The most inferior portion of the sternum is called the?
Xiphoid process
Which joint has the greatest range of motion of any joint in the body?
Shoulder joint
What major bones are included in the axial skeleton?
Skull, vertebrae, thoracic cage
The suture that forms the articulation of the parietal bone with the temporal bone is the?
Squamous
The jugular notch is a structural feature of the?
Sternum
Near the external auditory meatus, the long, sharp process called this is an attachment site for ligaments that support the hyoid bone.
Styloid
The trochlea is a structural feature of which bone?
humerus
Bone-forming cells are called?
osteoblasts
Ribs that have no connection to the sternum are called?
False ribs
The depression that receives the head of the femur is the?
Aceatabulum
The hyoid bones function is to?
Attachment for muscle
which joint type can perform rotation movements?
Ball and Socket
What primary function of the skeletal system applies to the role of bone marrow?
Blood cell production
Red bone marrow functions in the formation of?
Blood cells
The presence of this strongly indicates that the long bone is still growing.
Epithelial plate
Movement in the anterior-posterior plane that decreases the angle between articulating bones is which movement?
Flexion
Typical movements at a hinge joint include?
Flexion and extension
A joint that binds each tooth within a bony socket is called a?
Gomphosis
The joints between the phalanges are classified as?
Hinges
The movement of turning around the longitudinal axis of the body or a limb toward the ventral surface of the body is called medial?
Rotation
An abnormal lateral curvature of the spine is?
Scoliosis
Tarsal bones are classified as?
Short bones
Skull bones are joined by tight connections called?
Sutures
Ribs that are connected to the sternum by separate cartilaginous extensions called?
True ribs
What is defined as a small packet of connective tissue containing synovial fluid, which reduces friction in a joint and acts as a shock absorber?
Versa
Rickets is a condition marked by a softening and bending of bones that occurs in growing children, as a result of?
Vitamin D3
Describe a compound fracture.
Where bone pierced through skin