LECTURE 3 Flashcards
(23 cards)
What will happen if the cerebrospinal fluid cannot drain?
Hydrocephalus
Buildup of pressure on the brain
What would it look like if the neural tube did not close completely?
Spina bifida
- tissue protrudes through open spine
- neural tissue destroyed
Where in the spine is the best place to do a spinal tap to collect CSF?
Lumbar
The poliovirus destroys ventral horn neurons what functions would it disrupt?
Poliomyelitis
Loss of motor neurons
Can cause death
One functional center found within the medulla oblongata is a respiratory center involved in the control of the rate and depth of breathing
A) true
B) false
A) true
What might disturbances to the reticular activating system do?
Severe injury: coma
Narcolepsy
Chronic daytime sleepiness
Cataplexy sudden muscular weakness
Parkinson disease
Too little basal ganglia activity. Trouble initiating movements
Hunting tons disease
Too much basal ganglia activity initiates unnecessary, unwanted movements
The brain area that regulated activities that control the state of wakefulness or alertness of the cerebral cortex is the A) thalamus B) limbic system C) reticular formation D) pyramids
C) reticular formation
\_\_\_\_\_ causes a person to lapse abruptly into REM sleep from the awake state A) sleep apnea B) epilepsy C) narcolepsy D) syncope
C) narcolepsy
Which meninx is a delicate connective tissue membrane that clings tightly to the brain like cellophane wrap following it's every convolution A) periosteal layer of the dura mater B) pia mater C) arachnoid mater D) meningeal layer of the dura mater
B) pia mater
\_\_\_ forms a liquid cushion for CNS structures A) the pia mater B) cerebrospinal fluid C) the dura mater D) the blood-brain barrier
B) cerebrospinal fluid
The subarachnoid space lies between what two layers of meninges? A) arachnoid and dura B) arachnoid and epidura C) arachnoid and pia D) dura and epidura
C) arachnoid and pia
At age 79, mrs. X is diagnosed with a disorder that severely impairs her logical judgement medics imaging techniques show that thus has been most likely caused by brain damage in a \_\_\_\_ A) parietal lobe B) frontal lobe C) temporal lobe D) premotor cortex
B) frontal lobe
A patient reports great she has become completely deaf she can’t hear anything through tests on her ears have not been damaged additional tests reveal that her deafness has been caused by damage to her___
A) primary somatosensory cortex
B) auditory association area
C) somatosensory association cortex
D) none of the listed responses is correct
D) none of the listed responses is correct
Auditory assassination nerve
Understand
Primary somatosensory cortex
Perceive general sensory input
Somatosensory association cortex
Touch memory
Which of the following hypothalamic control centers could you predict is the least important for survival A) suprachiasmatic nucleus B) autonomic control center C) temperature control center D) thirst center
A) suprachiasmatic nucleus
Which part of the brain is the "executive suite" for all brain activity. A) cerebral cortex B) cerebellum C) brain stem D) diencephalon
A) cerebral cortex
Which parts of the brain constitute the “emotional brain” known as the limbic system
A) diencephalic and mesencephalic structures
B) cerebral and diencephalic structures
C) diencephalic and brain stem structures
D) cerebral and brain stem structures
B) cerebral and diencephalic structures
The primary auditory cortex is located in the\_\_\_ A) temporal lobe B) parietal lobe C) prefrontal lobe D) frontal lobe
A) temporal lobe
What cells line the ventricles of the brain A) epithelial cells B) ependymal cells C) astrocytes D) neurons
B) ependymal cells
