Chapter 13: Organization and Control of Neural Function Patho Prep U

What percentage of the body's oxygen does the brain consume?

20%

A client has just begun to experience an ischemic stroke. The blood supply from the middle cerebral artery is being blocked by a large blood clot. How long before brain cells begin to die due to lack of ATP?

4 to 6 minutes

A client asks the nurse if the brain is always receiving oxygen. The best response would be:

The brain receives 15% of the body's resting cardiac output and consumes 20% of its oxygen

Which of the meninges provides the major protection for the brain and spinal cord?

dura mater

A client is having an upper endoscopy to determine the presence of a gastric ulcer. After the procedure is performed, the nurse instructs the client that he cannot have anything to eat or drink until the return of the gag reflex. Which nerve is the nurse testing for return of function?

glossopharyngeal

Which substance provides the majority of the fuel needs of the neurologic system?

glucose

A client has sustained damage to cranial nerve VIII. The nurse recognizes that the client may experience difficulty with:

hearing

A client arrives in the clinic after having a tongue piercing performed and is unable to control the movement of the tongue. The nurse is aware that which nerve may have been damaged from the piercing?

hypoglossal

Neurons that connect sensory and motor neurons are known as which of the following?

interneurons

The region of the brain involved in emotional experience and control of emotional behavior is the:

limbic system

A 60-year-old woman has been recently diagnosed with multiple sclerosis, a disease in which the oligodendrocytes of the client's central nervous system (CNS) are progressively destroyed. Which physiologic process within the neurologic system is most likely to be affected by this disease process?

nerve conduction

Which chemical does blood-brain and CSF-brain barrier control with easy entrance?

oxygen

When providing discharge teaching related to some newly prescribed medications, the client who received a head injury on the left temporal lobe area will need for the health care provider to:

sit on the right side and speak slowly and clearly during the education.

The sympathetic and the parasympathetic nervous systems are continuously at work in our bodies. This continual action gives a basal activity to all parts of the body. This basal activity is referred to as:

tone

Which nerve exits the pons and conveys the modalities of pain, temperature, touch, and proprioception to the superficial and deep regions of the face?

trigeminal nerve