Flashcards in Chapter 15- Neural Integration I Deck (49)
The primary sensory cortex of the cerebral hemispheres or areas of the cerebellar hemispheres receive.........information.
Visceral sensory information is distributed primarily to reflex centers in the...
Brain stem and diencephalon
The somatic nervous system consists of...
Motor neurons and pathways that control skeletal muscles
The somatic motor portion of the efferent division of the nervous system is responsible for control of...
Regardless of the nature of the stimulus, sensory information must be sent to the CNS in the form of...
Free nerve endings can be stimulated by many different stimuli cause they exhibit...
Little receptor specificity
The receptors that provide information about the intensity and rate if change of a stimulus are called...
Each receptor has a characteristic sensitivity.
Nocicepters, common in the skin, joint capsules, and around the walls of blood vessels, are sensory receptors for...
The general sensory receptors that respond the physical distortion are the...
Thermoreceptors are phasic receptors because they are...
Very active when the temperature is changing
Tactile receptors provide sensations of...
Touch, pressure, and vibration
Pressure changes in the wall of a blood vessel are monitored by...
The pH, carbon dioxide, and oxygen concentrations of arterial blood are monitored by...
The three major somatic sensory pathways are the...
Posterior column, spinothalamic, and spinocerebellar
The axons of the posterior column ascend within the...
Fasciculus gracilis and fasciculus cuneatus
The spinothalamic pathway consists of...
Lateral and anterior tracts
Proprioceptive data from peripheral structures, visual information from the eyes, and equilibrium related sensations are processed and integrated in the...
The integrative activities preformed by neurons in the cerebellar cortex and basal nuclei are essential to the...
Precise control of voluntary and involuntary movements
The somatic nervous system issues somatic motor commands that direct the...
Control of skeletal muscles
The upper motor neuron of a somatic motor pathway has a cell body that lies in a...
CNS processing center
The three integrated pathways controlling conscious and subconscious motor commands in skeletal muscle are the...
Corticospinal, medial, and reticulospinal
The motor tracts in the spinal cord controlling subconscious regulation of balance and muscle tone are the............tracts
The background patterns of movement involved in voluntary motor activities are controlled by...
The center of somatic motor control that plans and initiates voluntary motor activity is...
The center of somatic motor control that makes the movement efficient, smooth, and precisely controlled is the...
The center of somatic motor control that controls basic respiratory reflexes is the...
If a tract name begins with spino-,it must start in the...
Spinal cord and end in the brain, carrying sensory information
If the name of a tract ends in -spinal, it's axons must start in the...
Higher centers and end in the spinal cord, bearing motor commands