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Final Exam D1

Anat Final Exam D1

The term central nervous system refers to the: Brain and spinal cord
The major role of the interneuron is to: Connect motor and sensory neurons in their pathways
White matters refers to myelinated fibers in the: CNS
Which of the following is the correct sequence in a typical reflex arc: Receptor, afferent neuron, integration center, efferent neuron effector
Muscles and glands are: Effectors
Which type of reflex involves skeletal muscles: Somatic
The elevated ridges of tissue on the surface of the cerebral hemispheres are known as ______ while the shallow grooves are termed ______. Ganglia; gyri
Sally has a brain injury; she knows what she wants to say but can't vocalize the words. The part of her brain that deals with the ability to speak is the: Broca's area
Which lobe contains the primary motor area and enables voluntary control of skeletal muscle movements: Occipital lobe
Control of temperature, endocrine activity, metabolism, and thirst are functions associated with the: Hypothalamus
Loss of muscle coordination results from damage to the: Cerebellum
The function of the olfactory nerve concerns: Smell
Matching of systems
Structural nervous system subdivision that consists of the brain and spinal cord Central Nervous System (CNS)
Functional nervous system subdivision that carries information toward the central nervous system from receptors Sensory (afferent) Division
Structural nervous system subdivision that consists of spinal nerves and cranial nerves Peripheral Nervous System (PNS)
Subdivision of the motor division responsible for controlling involuntary events Autonomic Nervous System (ANS)
Functional nervous system division that carries information from the central nervous system toward effectors Motor (efferent) Division
The midbrain, pons, and medulla oblongata are housed in the: Brain stem
The area of the brain stem that plays a role in consciousness ans the awake/sleep cycles is the: Reticular Activating System (RAS)
Control of temperature, endocrine activity, metabolism, and thirst are functions associated with the: Hypothalamus
The vital centers for the control of visceral activities such as heart rate, breathing, blood pressure, swallowing, and vomiting are located in the: Medulla oblongata
Loss of muscle coordination results from damage to the: Cerebellum
The blood-brain barrier is effective against the passage of: Metabolic waste such as urea
The gray matter of the spinal cord: Surrounds the central canal
The sympathetic and parasympathetic nervous systems are subdivisions of the: Autonomic Nervous System
Which one of these effectors is NOT directly controlled by the autonomic nervous system: Skeletal muscle
Preparing the body for the "fight or flight" response during threatening situations is the role of the: Sympathetic Nervous System
The effects of the sympathetic nervous system are essentially opposite of the: Parasympathetic Nervous System
Which subdivision of the following statements about aging is most accurate: Despite some neuronal loss, an unlimited number of neural pathways are available and ready to be developed; therefore, additional learning can occur throughout life
Which of the following brain dysfunctions is also known as a stroke: Cerebrovascular Accident (CVA)
Which of the following effects is characteristic of the parasympathetic nervous system: Decreases heart rate
The effects of the sympathetic nervous system are essentially the opposite of the: Parasympathetic Nervous System
Lacrimal glands are located on which surface of the eye: Lateral
Tough, white connective tissue forms this portion of the fibrous layer of the eye: Sclera
The glans that produces tears in the eyes is called the: Lacrimal gland
Which layer of the eye contains rods and cones: Retina
The pupil is an opening within the: Iris
Which region of the retina contains only cones and is the sharpest area of visual acuity: Fovea centralis
The transparent central anterior portion of the sclera through which light enters the eye is called the: Cornea
The middle coat of the eyeball that contains pigment which prevents light from scattering in the eyeball is the: Coroid
The pigmented portion of the eye that has a rounded opening through which light passes is the: Iris
The three sets of color receptors within the retina are sensitive to wave lengths of visible light that are: Blue, green, and red
Which area of the retina lacks rods and cones and therefore does not detect images: Optic disc
The gel-like substance that reinforces the eyeball and prevents it from collapsing inward is the: Vitreous humor
What structure of the eye focuses light on the retina: Lens
The inability to see distant objects is termed "nearsighted" or: Myopia
Which one of the following correctly lists the order of the parts through which light passes as it enters the eye: Cornea, aqueous humor, lens, vitreous humor
Which of the following is NOT associated with the middle ear: Auricle
Sound waves entering the external auditory canal hit the eardrum, also known as the: Tympanic membrane
Hair cells that function as hearing receptors are located within the: Spinal organ of Corti
The pathway of vibrations through the ossicles from the tympanic membrane, or eardrum, to the oval window is: Malleus, incus, stapes
Equilibrium receptors are located in the: Inner ear
An ear infection following an illness such as a cold can pass from the throat through the auditory tube to the: Middle ear
The auditory ossicle called the "anvil" is also called the: Incus
Our sense of static equilibrium is created by the: Movement of otoliths along the hair cells
Dynamic equilibrium receptors are found in the: Semicircular canals
Hearing receptors within the spiral organ of Corti are called: Hair cells
Created by: rileighthommen12



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