Anatomy & physiology
Physiology
The study of how the body and its parts function and work.
External Carotid Artery
A major artery that supplies blood to structures of the face, scalp, and neck.
Organs
Body structures made of different tissues that work together to perform specific functions.
Frontalis
A forehead muscle that raises the eyebrows and creates horizontal forehead wrinkles.
Frontal Bone
The skull bone that forms the forehead and part of the eye sockets.
Neurology
The study of the nervous system, including the brain, spinal cord, and nerves.
Jugular Vein
A major vein that carries blood from the head and neck back toward the heart
Tissue
A group of similar cells that work together to perform a specific function.
Orbicularis Oculi
A muscle surrounding the eye that helps close the eyelids.
Parietal Bones
Two bones that form much of the top and sides of the skull.
Myology
The study of muscles.
Venule
A very small blood vessel that collects blood from capillaries and carries it toward larger veins.
Cells
The basic structural and functional units of living organisms.
Orbicularis Oris
A muscle surrounding the mouth that helps close and move the lips.
Temporal Bones
Two skull bones located on the sides of the head around the ear region.
Cytology
The study of cells.
Arteries
Blood vessels that generally carry blood away from the heart.
Nerves
Bundles of nerve fibers that carry messages between the brain, spinal cord, and other parts of the body.
Masseter
A strong jaw muscle that helps close the mouth and chew.
Zygomatic Bones
The paired cheekbones that form part of the eye sockets and facial structure.
Metabolism
All of the chemical processes that occur in the body's cells to maintain life.
Lymph Nodes
Small structures that filter lymph and help the immune system identify and fight harmful substances.
Cytoplasm
The jelly-like material inside a cell, outside the nucleus, where many cell activities occur.
Mentalis
A muscle of the chin that helps move the lower lip and wrinkle the skin of the chin.
Ethmoid Bone
A delicate bone located between the eyes that contributes to the nasal cavity and eye sockets.