Intro to dental week 4

The cranium consists of ________ bones. 6 8 14 21

8

The vessel that supplies oxygenated blood to the head and neck and divides into the external and internal carotid arteries is the: Facial artery Internal carotid artery External carotid artery Common carotid artery

Common carotid artery

The part of the mandible that rests in the glenoid fossa, forming a movable joint, is the: Body Angle Coronoid Condyloid

Condyloid

The trigeminal nerve, the _____ cranial nerve, innervates the face, teeth, and oral and nasal cavities. Sixth Fifth Fourth Seventh

Fifth

What is the term for a mass of nerve fibers located outside of the brain and spinal cord? Plexus Ganglion Innervation Nerve branch

Ganglion

An artery is an elastic ____-pressure vessel that carries oxygenated blood away from the heart to the body. Low High Middle Alternating

High

The second division of the maxillary branch of the trigeminal nerve, innervating tissues below the orbit, plus the upper lip and the lateral tissues of the nose, is the: Zygomatic nerve branch Infraorbital nerve branch Anterior superior alveolar nerve branch Posterior superior alveolar nerve branch

Infraorbital nerve branch

The term for the act of chewing is: Maxilla Mobility Bruxism Mastication

Mastication

. The subdivision of the inferior alveolar nerve branch which innervates the chin and the mucous membrane of the lower lip is called the ________ subdivision: Incisal Buccal Mental Anterior

Mental

The opening on the external portion of the body of the mandible, typically found between the first and second premolars, is the Incisal foramen Lingual foramen Mental foramen Mandibular foramen

Mental foramen

The _____ region includes the external nose, or root of the nose. Nasal region Orbital region Infraorbital region Zygomatic region

Nasal region

The small round or oval structures that fight invasion by filtering bacteria, viruses, and other foreign particles from the lymphatic fluid are known as lymph: Knots Cysts Nodes Tumors

Nodes

What region is located at the base, or most posterior part, of the head? Frontal Parietal Temporal Occipital region

Occipital region

What region contains the lips, oral cavity, palate, tongue, floor of the mouth, and portions of the throat? Oral Buccal Zygomatic Infraorbital

Oral

This salivary gland, located in front of and below the ear and behind the mandible, is the largest of the many salivary glands: Parotid Sublingual Submaxillary Submandibular

Parotid

. The joint between the two parietal bones, found on top of the cranium, is the: Cranial suture Coronal suture Sagittal suture Lambdoid suture

Sagittal suture

The _____________, which passes impulses from receptors to the brain, is also known as an afferent nerve. Motor nerve Sensory nerve Anterior nerve branch Trigeminal nerve branch

Sensory nerve

What is the butterfly-shaped bone that forms the base of the cranium? Frontal bone Parietal bone Occipital bone Sphenoid bone

Sphenoid bone

The term for an immovable joint between bones is: Orbit Suture Meatus Articulation

Suture

The low-pressure vessels that carry deoxygenated blood back to the heart are: Veins Canals Arteries Capillaries

Veins