Key Concepts in Oral Anatomy for Final Examination

Anatomic Crown

Tooth portion covered with enamel.

Circulatory System

Transports nutrients and oxygen throughout the body.

Endocrine System

Uses hormones to regulate body functions.

Palatine Tonsils

Visible tonsils located in the mouth.

Lymphocytes

Cells that produce antibodies to fight disease.

Lymph Nodes

Component of lymphatic system producing antibodies.

Muscular System

Composed of striated, smooth, and cardiac muscles.

Sharpey's Fibers

Connect cementum of tooth to bone.

Heart Valve

Controls blood flow through the heart.

Tertiary Dentin

Forms in response to dental trauma.

Zygomatic Bone

Forms the prominence of the cheek.

Suture

Immovable joint formed by jagged bone edges.

Blood Vessels

Includes arteries, veins, and capillaries.

Lymphatic System

Includes tonsils and spleen for immune function.

Tuberculosis

Infectious disease spread through coughing.

Bruxism

Involuntary gnashing and grinding of teeth.

Pulp

Living tissue of the tooth with nerves.

Periosteum

Membrane necessary for bone growth and repair.

Multiple Sclerosis

Nervous system disorder affecting motor functions.

Exfoliation

Normal shedding of primary teeth.

Sinus

Air-filled cavity within a bone.

Synovial Joint

Allows movement, e.g., temporomandibular joint.

Cementum

Anchors tooth into bony socket.

Temporomandibular Joint

Articulation between temporal bones and mandible.

Nervous System

Body's communication system for signals.

Inflammation

Body's protective response to injury.

Alveolar Processes

Bone extensions supporting teeth in jaws.

Respiratory System

Delivers oxygen and removes carbon dioxide.

Acne

Disorder of the integumentary system.

Cranium

Eight bones protecting the brain.

Diabetes Mellitus

Endocrine disorder affecting blood sugar levels.

Bell's Palsy

Facial paralysis affecting mouth and eye closure.

Compact Bone

Outer layer of hard, dense bone.

Cranial Nerves

Part of the peripheral nervous system.

Trigeminal Nerve

Primary nerve for oral cavity innervation.

Odontogenesis

Process of tooth formation.

Parotid Gland

Produces ~25% of total saliva volume.

Integumentary System

Regulates body temperature and protects against disease.

Cleft Lip/Palate

Result of disruption in palate formation.

Dermis

Skin layer providing touch, temperature, and pain.

Platelets

Small blood elements crucial for clotting.

Sialolith

Stone in salivary duct blocking saliva flow.

Mandible

Strongest and only movable facial bone.

Histology

Study of tissue structure and function.

Supernumerary Teeth

Teeth in excess of normal 32 permanent teeth.

Leukoplakia

Term meaning 'white patch' in oral cavity.