ZOOL 2403 Practical #1 Exam Study Guide Top Graded Questions with Correct Answers 2024

Frontal Bone - - bone that forms the forehead - superior to the eyes - most anterior bone on the skull supraorbital notch - - notch in the ridge of the eye socket Parietal Bone - - the most superior portion of the skull - found on either side of the skull Occipital Bone - - the most dorsal and inferior portion of the skull - back of head Foramen Magnum - - large hole located in the inferior portion of the skull - where spinal chord articulates with the brain Jugular Formen - - holes located laterally from the foramen magnum - jelly bean-shaped Hypoglossal Foraman - - small holes directly lateral to foramen magnum - located between the jugular foramen and the foramen magnum Occipital Condyle - - located at the base of the skull - oval-shaped, smooth projections located on either side of the foramen magnum - 1st cervical vertebrae articulate with skull Temporal Bone - - most lateral bones on either side of the skull - located near the region of the ear External Auditory Canal - - holes on the most lateral part of the skull - "ear holes" Internal Auditory Canal - - found inside of the skull - lateral, just superior to that of the jugular foramen Styloid Process of the Temporal Bone - - long, thin projection on the lateral and inferior of the skull - located on the temporal region Mastoid Process - - smooth projections inferior to the external auditory canal - located in the temporal bone - attachment site for certain neck muscles Stylomastoid Foramen - - the lateral inferior side of the skull - located between the styloid process of the temporal bone and the mastoid process of the temporal bone Sphenoid Bone - - a bat-shaped structure located in the medial portion of the skull - anterior of the occipital bone and posterior of the ethmoid bone Sella Turcica - - "turkish saddle" - saddle-shaped structure in medial portion of sphenoid bone - protects the pituitary gland Optic Foramen - - located above the sella turcica on either side - creates a pathway for optic nerves Superior Orbital fissure - - a cleft in between the greater and lesser wings of the sphenoid bone - can be seen through the eye sockets Lesser Wing - - The triangular bone located laterally from the optic canals - It is located in the sphenoid bone - It is the most superior portion of the sphenoid bone Greater Wing - - larger wing-shaped bone - in the more inferior part of the sphenoid bone - either side of the Sella Turcica Foramen Rotundum - - circular-shaped hole