Chapter 6 Anatomy

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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


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