Anatomical Position & Directional Terms
In anatomical position, the elbow is _____________ to the wrist.
Proximal
The shaft of a long bone such as the humerus is termed the _____________.
Diaphysis
The frontal and parietal bones articulate along the _____________ suture.
Coronal
What large cavity in the body is superior to the diaphragm and protected by the rib cage?
Thoracic Cavity
What sesamoid bone contributes to the joint between the thigh and leg? _____________
Patella
The prominent knuckles of our hands are formed by the __________ heads of our metacarpals.
Distal
In compact bone, osteocytes reside in tiny pits ("little lakes") called _____________.
Lacunae
The superior and inferior nuchal lines are structural features of the __________ bone.
Occipital
The clavicle and first two ribs articulate with the __________ of the sternum (from the Latin word for “handle”).
Manubrium
An extension of the spine of the scapula, the _____________ forms the apex of the shoulder and articulates with the lateral clavicle.
Acromion
Use a directional term to complete the statement: In anatomical position, the tibia is _________ to the fibula.
Medial
In compact bone, the central canals of adjacent osteons are connected to each other via transverse offshoots called __________ canals.
Perforating
The _____________ of the occipital bone is a large, round opening in the posterior cranial fossa.
Foramen Magnum
Which class of vertebrae feature transverse foramina that together form channels for the vertebral arteries and veins?
Cervical
The lateral malleolus of the __________ is easily palpated in the ankle region.
Fibula
A _____________ plane passes across the body horizontally, dividing it into superior and inferior sections.
Transverse
In terms of main tissue types, bone and cartilage are examples of supportive _________.
Connective Tissue
This plow-shaped facial bone forms the inferior portion of the nasal septum: _________.
Vomer
In early adulthood, the four most inferior vertebrae typically fuse into a tiny structure called the _________ (“tailbone”).
Coccyx
In the forearm and in the leg, the two long bones are connected by _____________ membranes of fibrous connective tissue (i.e., syndesmoses).
Interosseous
In describing anatomical regions of the body, the posterior of the knee (the "knee pit") is called the _____________ region or fossa.
Popliteal
One function of the skeletal system is _________, the process of blood cell formation that occurs in red bone marrow.
Hematopoiesis
Name one of the bones that contributes to the orbit, the nasal cavity, and the oral cavity.
Maxilla or Palatine Bone
What axial bone, which does not articulate with any other bones, is often broken during strangulation? _____________
Hyoid
The type of fibrous joint known as a _________ anchors a tooth to its socket in the jaw.
Gomphosis