Systems
the set of organs that allows a person to breathe
What are the lungs?
the great artery or trunk of the arterial system
What is the aorta?
the smallest blood vessels and hosts the exchange of oxygen and nutrients for carbon dioxide
What are capillaries?
the largest lobe of the brain responsible for speech, movement, and thoughts
What is the frontal lobe?
a clear, flexible, convex shaped body that refracts light projected on the retina, located between the cornea and the vitreous body
What is the lens?
a dome-shaped muscle that inflates the lungs
What is the diaphragm?
a thick dissepiment dividing the right and left sides of the heart
What is the septum?
a bone which forms part of the frame and protection of the thorax and organs within; having twelve on each side
What is a rib?
the part of the brain located below the cerebrum connected to the brain stem that impacts balance, regulates movement, and facilitates speech
the thin membrane at the end of the auditory canal that transmits soundwaves tot he middle ear via vibrations, also called tympanum
What is the eardrum?
What is the mouth?
membranous partitions, resembling half moons, that open to allow the passage of blood from the right and left ventricles into large arteries
What are semilunar valves?
the thin membrane of animals that contain no capillaries
What is the epidermis?
the nerve fibers, branching from the cell body that receive impulses from the axons of other neurons
What are dendrites?
What is the sclera?
a thin, two-layered, membrane outside the lungs that secretes serum and covering the interior of the thoracic cavity
What is the pleura?
the blood vessel which commences from the capillaries of the excretory and digestive organs, thoracic wall, legs, and pelvis and returns blood to the heart
What is the inferior vena cava?
the assemblage of bones that encloses the brain
What is the cranium?
the nerve fiber branching from the cell body that carries impulses away from the cell body to other neurons
What is the axon?
the hearing organ; a spiral shaped form that connects the oval window to the round window; it transforms the vibrations from the auditory ossicles into nerve impulses transmitted to the brain
What is the cochlea?
a gland of the body; it is two fingers in breadth and six in length and secretes a kind of saliva into the duodenum
What is the pancreas?
the blood vessel which commences from the capillaries of the head, brain, neck, arms and shoulders and returns blood to the heart
What is the superior vena cava?
the innermost layer composed of fat cells and connective tissue and functions as an insulator and temperature regulator for the body
What is the subcutaneous tissue?
a ventricle located below the cerebrum that transmits sensory inputs and outputs; a part of the endocrine system
What is the thalamus?
tissue that joins the iris to the choroid and produces aqueous humor
What is the ciliary body?