Head, Neck, Torso Muscles Flashcards
What are the 2 groups of bones of the adult skeleton?
axial skeleton and appendicular skeleton
What are the basic types of bones?
long, short, flat, irregular, and sesamoid
How many bones are in the skull?
22 bones
What is the part of the skull that provides a case for the brain, meninges, nerves and associated structures?
neurocranium
What is also called the viscerocranium or splanchonocranium?
Facial skeleton
What is the anterior part of the skull containing the orbits, nasal cavities, maxilla, and mandible?
viscerocranium or splanchonocranium
Which foramen has the medulla oblongata and membranes, CN XI, and the vertebral and spinal arteries passing through it?
Foramen magnum
Which foramen has the inferior alveolar nerve and blood vessels passing through it?
mandibular foramen
Which foramen has the mandibular branch of cranial nerve V passing through it?
Foramen ovale
Which foramen has the maxillary branch of cranial nerve V passing through it?
Foramen rotundum
Which foramen has the internal carotid artery and sympathetic nerves for eyes passing through it?
Carotid foramen
Which foramen has cranial nerve XII and a branch of the ascending pharyngeal artery passing through it?
hypoglossal foramen
Which foramen has the internal jugular vein, cranial nerves IX, X, and XI passing through it?
jugular foramen
Which foramen contains a branch of the ascending pharyngeal artery?
foramen lacerum
Which foramen has cranial nerve VII and the stylomastoid artery passing through it?
stylomastoid foramen
What is the dome-like roof of the cranium made up of the superior portions of the frontal bone, occipital bone, and parietal bones?
Calvaria
What is the floor of the cranium, or the cranial base called?
Basicranium
Which bone forms forehead,roof of orbits, and anterior cranial floor?
Frontal bone
Which bone forms the side and roof of cranial activity?
parietal bone
Which foramen in the temporal bone does CN VII go through?
stylomastoid foramen
Which area of the temporal bone does CN VIII go through?
petrous portion
What is located in the middle part of the base of the skull, called the keystone bone?
sphenoid bone
What is the passageway for oculomotor, trochlear, abducens, and ophthalmic nerves?
Superior orbital fissure
The maxillary branch of the trigeminal (CN V2) passes through what?
foramen rotundum
What foramen transmits the mandibular nerve (CN V3)?
foramen ovale
What area of the sphenoid holds the pituitary gland?
sella turcica
What is the name for the anterior ridge of the sphenoid?
Tuberculin sellae
What is the name for the central depression of the sphenoid?
Hypophyseal fossa
What is the name for the posterior ridge of the sphenoid?
dorsum sellae
What are the attachment points for some muscles that move the mandible on the sphenoid?
pterygoid processes
What transmits the optic nerve and ophthalmic artery in the sphenoid?
optic foramen
What forms part of the anterior portion of the cranial floor, the medial wall of the orbits, the superior portion of the nasal septum, and most of the superior side walls of the nasal cavity?
ethmoid bone
How many cranial bones are there?
8 bones
How many facial bones are there?
14 bones
What attaches to the flax cerebral from the ethmoid bone?
crystal galli
What area of the ethmoid bone does the olfactory nerve pass through?
olfactory foramina
Areas of the ethmoid bone containing sinuses?
lateral masses
What is the upper part of the nasal septum of the ethmoid bone?
perpendicular plate