Skeletal System

Comprehensive vocabulary flashcards covering the axial and appendicular skeleton, including specific bone features and major articulations.

Frontal(1) Bone

A cranial bone that contains the coronal suture.

Parietal(2) Bone

Temporal(2) Bone

Styloid process

Mastoid Process

External Acoustic Meatus

Zygomatic Arches

Occipital(1) Bone

Sphenoid(1) Bone

Sella turcica

A specialized feature of the sphenoid bone.

Greater Wings

Lesser Wings

Ethmoid(1) Bone

Perpendicular Plate

Cribriform Plate

Coronal Suture

Sagittal Suture

Lambdoid Suture

Squamous Suture

Maxillae

Fused form 1 Maxilla

Mandible Bone

Zygomatic Bone

Lacrimal Bone

Nasal Bone

Palatine Bone

Vomer Bone

Inferior Nasal Conchae

Occipital condyles

Features of the occipital bone where the spine meets the head.

External occipital protuberance

A ridge located at the back of the skull.

Condylar Process

Coronoid Process

Mental Protuberance

Mandibular Process

Crista galli

A feature of the ethmoid bone, which also includes the perpendicular plate and cribriform plate.

Zygomatic arches

Structures formed by the zygomatic bone and the zygomatic process of the temporal bone.

Hyoid

A single facial bone listed within the axial skeleton.

Transverse foramen

A feature found only on cervical vertebrae.

Atlas ($C_1$)

The first cervical vertebra, which is ring-shaped with no distinct body.

Axis ($C_2$)

The second cervical vertebra, characterized by the dens (odontoid process).

True ribs

Rib pairs 1 through 7.

False ribs

Rib pairs 8 through 10.

Floating ribs

Rib pairs 11 and 12.

Xiphoid process

The inferior-most portion of the sternum.

Glenoid fossa

A feature of the scapula that articulates with the head of the humerus.

Trochlea and Capitulum

Specific features located on the humerus.

Carpals

The eight bones of each wrist: Scaphoid, Lunate, Trapezium, Trapezoid, Triquetrum, Pisiform, Hamate, and Capitate.

Acetabulum

A structure formed by parts of the ilium, ischium, and pubis where the femur articulates.

Obturator foramen

An opening formed within the pubis and ischium.

Linea aspera

A feature located on the shaft of the femur.

Malleolus

The medial malleolus is found on the tibia, while the lateral malleolus is found on the fibula.

Atlano-occipital joint

The articulation between the occipital condyles and the superior articulating facets of the atlas ($C_1$).

Glenohumeral joint

The articulation point between the glenoid fossa of the scapula and the head of the humerus.

Elbow joint

A complex articulation involving the trochlea of the humerus to the trochlear notch of the ulna, the capitulum of the humerus to the head of the radius, and the radial notch of the ulna to the head of the radius.

Sacroiliac joint

The point of articulation between the sacrum and the ilium.