Ashworth HO4V exam 5

Question # 00167219 Posted By: paul911 Updated on: 01/05/2016 03:04 PM Due on: 01/07/2016
Subject Health Care Topic General Health Care Tutorials:
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Question 1 of 20

Myelin is a lipid insulation produced by the ________.

A. microglia

B. oligodendrocytes

C. astrocytes

D. ependymal cells

Question 2 of 20

During surgery, general anesthesia inhibits the ________, causing unconsciousness in the patient.

A. reticular system

B. basal nuclei

C. limbic system

D. hypothalamu

Question 3 of 20

Which division of the autonomic nervous system is called the resting and digesting division?

A. Sympathetic branch

B. Post ganglionic branch

C. Parasympathetic branch

D. Preganglionic branch

Question 4 of 20

The part of the nervous system, which is located outside the brain and spinal cord, is called the ________ system.

A. endocrine

B. central nervous

C. sensory

D. peripheral nervous

Question 5 of 20

The nerves going to the upper limbs join the spinal cord at the ________ region.

A. cervical

B. thoracic

C. lumbar

D. sacral

Question 6 of 20

What cranial nerve is chiefly responsible for eye movements?

A. Olfactory

B. Facial

C. Hypoglossal

D. Oculomotor

Question 7 of 20

What is the largest part of the brain?

A. Cerebellum

B. Cerebrum

C. Brain stem

D. Hypothalamus

Question 8 of 20

To what sense does somatic sensation refer?

A. Taste

B. Touch

C. Smell

D. Vision

Question 9 of 20

The right and left hemispheres of the cerebrum are connected by the ________.

A. postcentral gyrus

B. precentral gyrus

C. corpus callosum

D. ventricles

Question 10 of 20

The grooves and ridges of the brain are known as ________.

A. hemispheres

B. lobes

C. convolutions

D. meninges

Question 11 of 20

Which of the following is a medical disorder in which the myelin in the CNS has been destroyed?

A. Multiple sclerosis

B. Muscular dystrophy

C. Guillain-Barré syndrome

D. Myasthenia gravis

Question 12 of 20

Which structure in the diencephalon relays information to the cerebrum?

A. Thalamus

B. Hypothalamus

C. Pineal body

D. Pituitary gland

Question 13 of 20

If a cell is more positively charged than it is when resting, it is said to be ________.

A. refractory

B. repolarized

C. depolarized

D. polarized

Question 14 of 20

After a plan for movement has been developed, it leaves the ________ and connects with neurons in the thalamus.

A. nuclei

B. limbic system

C. motor cortex

D. spinal tract

Question 15 of 20

Which part of the neuron is responsible for cell metabolism?

A. Body

B. Dendrite

C. Axon

D. Synapse

Question 16 of 20

The cerebrum has which structure?

A. White matter only

B. White matter surrounded by gray matter

C. Gray matter only

D. Gray matter surrounded by white matter

Question 17 of 20

The third, innermost layer of the meninges is called the ________.

A. dura mater

B. arachnoid mater

C. pia mater

D. epidural mater

Question 18 of 20

Which tract carries fine touch and vibration to the cerebral cortex?

A. Dorsal column tract

B. Spinothalamic tract

C. Spinocerebellar tract

D. Ventral column tract

Question 19 of 20

The motor system is divided into which two systems?

A. Somatic, autonomic

B. Sympathetic, parasympathetic

C. Motor, sensory

D. Input, output

Question 20 of 20

Once touch information is sent to the brain, understanding will occur in the ________ area.

A. sensory association relay

B. ganglionic association

C. somatic sensory cortex

D. somatic sensory association

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  1. Tutorial # 00161806 Posted By: paul911 Posted on: 01/05/2016 03:05 PM
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