Exam 14: The Brain and Cranial Nerves

What are the fingerlike projections extending into the dural venous sinuses that reabsorb cerebrospinal fluid into the blood?

In this diagram injury to which area would affect sensory impulses reaching the cerebral cortex?

Brain waves that appear during deep sleep are called

Brain waves that generally appear during periods of sensory input and mental activity are called

Describe the structural and functional relationship between the hypothalamus and the pituitary gland.

Frontal lobe damage left an individual unable to speak.What area was specifically damaged?

Which of the following brain structures consists of the medulla oblongata,pons and midbrain?

Left side face paralysis could result from damage to which nerve in the diagram?

All of the cranial nerves listed exit the cranium by bony openings in front of the petrous portion.

The periosteal and meningeal layer are part of the

Eating disorders may lead to extreme thirst and temperature variations.These symptoms may describe a dysfunction in the

In 1848,a railroad worker named Phineas Gage was seriously injured during an explosion on the job.A tapered metal rod ranging from 0.25 inches to 1.25 inches in diameter and over 3 feet long entered his skull just under his left cheek bone and exited through the top of his skull.The rod was found over twenty feet away.Amazingly,Gage lived even though he suffered massive damage to the left front of his brain.His personality and intellectual abilities changed,however.Before the accident,he was respected as a smart,capable and even-tempered man.After the accident,he was foul-mouthed and bad-tempered and could not make up his mind.In the years immediately preceding his death,he began to have epileptic seizures.Explain the changes observed in Mr.Gage based on your knowledge of the functional areas of the brain.

The left cerebellar hemisphere receives information from the ___cerebral hemisphere.This type of input is considered _____.

Damaging which cranial nerve could decrease gastrointestinal secretions?

Blockage of cerebrospinal fluid within the aqueduct of midbrain would result in the swelling of all ventricular spaces EXCEPT the

The [dropdown 1] releases the neurotransmitter [dropdown 2],which is active in pleasurable experiences and regulation of muscle tone. dropdown 1choices: substantia nigra inferior olivary nucleus cuneate nucleus gracile nucleus dropdown 2 choices: epinephrine acetylcholine norepinephrine gABA dopamine

Which of the following brain structures consists of the thalamus,hypothalamus and epithalamus?

The midbrain contains nuclei associated with cranial nerves [dropdown 1] and the pons contains nuclei associated with cranial nerves [dropdown 2]. Dropdown Choices: II and III III and IV IV,V,VI V,VI,VII,VIII VI,VII,VIII VII ,X,XII VIII,IX,X,XI

[___] is found in the medulla oblongata and receives sensory information associated with touch,pressure and vibration. Dropdown choices: Gracile nucleus Inferior olivary nucleus Pontine nucleus Red nucleus Substantia nigra

Which of the following describes a function of cerebrospinal fluid? 1)Maintain optimum ionic environment 2)Maintain pH homeostasis 3)Provide circulation for exchange of nutrients/wastes 4)Serve as a shock absorbing fluid system of spinal cord 5)Provide buoyancy of the brain