A & P- The Skeleton

Which bone is NOT considered to be part of the cranium?

Lacrimal bone

Identify the suture found between the 2 parietal bones.

Sagittal suture

Which of the following bones is unpaired?
a) Temporal
b) Frontal
c) Zygomatic
d) Parietal

Frontal

Which cranial bone spans the width of the cranial floor?

Sphenoid

Which of the following bones do not contain a sinus?
a) Nasal
b) Frontal
c) Maxillary
d) Sphenoid

Nasal

Identify the location of the sphenoid bone.

Floor of the skull

Identify the region of the sphenoid bone in contact with the pituitary gland.

Sella turcica

Identify the region of the sphenoid bone that contains the optic canal.

Lesser wings

Which of the following foramen convey a branch of the trigeminal nerve (CN V)?

Foramen rotundum

The sella turcica is best described as:

A depression

The sphenoid bone contains a sinus.

True

Identify the major weight bearing part of a vertebra.

Body

Name the vertebral projection found in a median plane.

Spinous process

Individual vertebrae articulate with each other forming the vertebral column. Identify the part of a vertebra that articulates immediately with the vertebra below it.

Inferior articular processes

Which of the following structures would not be found within a vertebral foramen?
a) Spinal nerve roots
b) Spinal cord
c) Dura mater
d) Intervertebral discs

Intervertebral discs

Identify a lateral projection of a vertebra.

Transverse process

What is the name of the first cervical vertebra?

Atlas

What is the name of the second cervical vertebra?

Axis

Identify the articulation site that allows us to nod our head "yes".

Occipital bone – atlas

Identify the articulation site that allows us to rotate our head, e.g. shaking the head "no".

Atlas – axis

Identify the region of the skull that articulates with the atlas.

Occipital condyles

Which of the following landmarks is found on the posterior surface of the scapula?
a) Glenoid cavity
b) Coracoid process
c) Spine
d) Lateral border

Spine

Identify the socket of the shoulder joint.

Glenoid cavity

Identify the region of the scapula that articulates with the clavicle.

Acromion process

Which region of the scapula does articulate with another bone?

Acromion process

The scapula is the site of origin of a group of muscles that stabilize the shoulder joint. Identify this muscle group.

Rotator cuff

Identify the process on the scapula that does not articulate with another bone.

Coracoid process

The adult hip bone consists of __ regions.

3

Which region of the hip bone articulates with the sacrum?

Ilium

Which landmark of the hip bone can be felt on a hard chair?

Ischial tuberosity

What regions of the hip bones articulate to form a symphysis?

Right and left pubic bodies

Which of the following is the largest region of the hip bone?
a) Ileum
b) Pubis
c) Ilium
d) Ischium

Ilium

Identify the articulation site for the femur.

Acetabulum

Identify the large hole found in the hip bone.

Obturator foramen

The ridge like superior edge of the ilium is known as the?

Iliac crest

What region of the vertebral column does the hip bone articulate with?

Sacral region

Which bone articulates in the acetabulum?

Femur

The palpable hip bone projections in the front of the body felt when you put your hands on your hips are the posterior inferior iliac spines.

False

The projection at the inferior end of the greater sciatic notch is the ischial spine.

True

The hip bone is part of the axial skeleton.

False

Identify the bone that articulates with the distal end of the femur.

Tibia

Identify the region of the femur that forms part of the hip joint.

Head

The condition known as a "fractured hip" is most often a break in the femur. Where is the femur particularly susceptible to a fracture?

Neck

Identify the landmark that is unique to the femur.

Trochanter

Identify the landmark found on the diaphysis of the femur.

Linea aspera

Identify the best description for the location of the head of the femur.

Medial and proximal

The flat surface of the tibia that articulates with the femur is the superior surface of which landmark?

Medial and lateral condyles

Identify the bone found lateral to the tibia.

Fibula

Identify the anatomical landmark resulting in a noticeable bump found on the medial surface of the ankle.

Medial malleolus

Name the bone that articulates with the distal end of the femur.

Tibia

Identify the blunt elevation found on the anterior surface of the tibia between the lateral and medial condyles.

Tibial tuberosity

Which of the following landmarks can be found on both the tibia and fibula?

Malleoli

Since mastoid infections may spread to the brain, surgical removal of the mastoid process was once considered to be the best way to prevent brain inflammation. Unfortunately, this also had the side-effect of causing __________?

Impaired head and neck movements

Fetal vertebrae develop through endochondral ossification from a preexisting ______ model. Fracture repair of these same bones involves the formation of ______ callus.

Hyaline cartilage; a fibrocartilage

A cleft palate arises when the right and left _______ bones fail to fuse medially during fetal development.

maxillae