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Anatomy- Section 2.4

The Head, Face, and Neck

QuestionAnswer
The ____ ____ is the connective tissue sheet covering the superior aspect of the cranium. galea aponeurotica
The ____ is a vaultlike portion of the skull encasing the brain. cranium
____ are pseudojoints that join the various bones of the skull to form the cranium. Sutures
____ ____ (____) is the pressure exerted on the brain by the blood and cerebrospinal fluid. Intracranial pressure (ICP)
____ are three membranes that surround and protect the brain and spinal cord. Meninges
The three ____ are the dura matter, pia matter, and arachnoid membrane. meninges
____ ____ is the tough layer of the meninges firmly attached to the anterior of the skull and interior of the spinal cord. Dura matter
____ ____ is the inner and most delicate layer of the meninges. Pia matter
____ ____ covers the convolutions of the brain and spinal cord. Pia matter
The ____ ____ is the middle layer of the meninges. arachnoid membrane
____ ____ is the fluid surrounding and bathing the brain and spinal cord (the elements of the nervous system). Cerebrospinal fluid
The ____ is the largest part of the brain. cerebrum
The ____ consists of two hemispheres separated by a deep longitudinal fissure. cerebrum
The ____ is the seat of consciousness and the center of the higher mental functions such as memory, learning, judgment, intelligence, and emotion. cerebrum
The crossing of nerve impulses from one side of the body to the other takes place just below the ____ ____. medulla oblongata
The ____ is the portion of the brain located dorsally to the pons and medulla oblongata. cerebellum
The ____ plays an important role in the fine control of voluntary muscular movements. cerebellum
The ____ is the part of the brain connecting the cerebral hemispheres with the spinal cord. brainstem
The ____ is comprised of the medulla oblongata, the pons, and the midbrain. brainstem
The ____ is the portion of the brain connecting the pons and cerebellum with the cerebral hemispheres. midbrain
The ____ is the portion of the brain important for controlling certain metabolic activities, including the regulation of body temperature. hypothalamus
The ____ is the switching station between the pons and the cerebrum in the brain. thalamus
The ____ ____ ____ (____) is a series of nervous tissues keeping the human system in a state of consciousness. reticular activating system (RAS)
____ are the process of tissues responsible for communication interchange between the cerebellum, the cerebrum, midbrain, and the spinal cord. Pons
The ____ ____ is the lower portion of the brainstem containing the respiratory, cardiac, and vasomotor centers. medulla oblongata
Though the brain accounts for only ____% of the body's total weight, it consumes about ____% of the body's oxygen. 2, 20
____ ____ ____ (____) is the pressure moving blood through the brain. Cerebral perfusion pressure (CPP)
____ is the process that controls blood flow to the brain tissue by causing alterations in the blood pressure. Autoregulation
The ____ is the cheekbone. zygoma
The ____ is the bone of the upper jaw. maxilla
The ____ is the jawbone. mandilble
The ____ are the openings of the nostrils. nares
The ____ is the outer, visible portion of the ear. pinna
The ____ ____ are the three rings of the inner ear. semicircular canals
____ ____ sense the motion of the head and provide positional sense for the body. Semicircular canals
The ____ is the eye socket. orbit
____ ____ is the clear watery fluid filling the posterior chamber of the eye. Vitreous humor
____ ____ is responsible for giving the eye its spherical shape. Vitreous humor
The ____ is the light- and color- sensing tissue lining the posterior chamber of the eye. retina
____ ____ is the clear fluid filing the anterior chamber of the eye. Aqueous humor
The ____ is the pigmented portion of the eye. iris
The ____ is the muscular area that constricts or dilates to change the size of the pupil. iris
The ____ is the dark opening in the center of the iris through which light enters the eye. pupil
The ____ is the 'white' of the eye. sclera
The ____ is the thin, delicate layer covering the pupil and the iris. cornea
The ____ is the mucous membrane that lines the eyelid. conjunctiva
____ ____ is the liquid that lubricates the eye. Lacrimal fluid
The ____ ____ is a network of vessels that drains fluid, called lymph, from the body tissues. lymphatic system
____ ____ help filter impurities en route to the subclavian vein and then to the heart. Lymph nodes
Created by: whit_1348