Question 1

The term shunt is defined as a

Accepted Answer

A shunt is a tube that is implanted in the body to redirect the flow of fluid. This is commonly done in the brain to treat conditions like hydrocephalus. The other options are not accurate definitions of the term shunt.

Question 2

The term coma is defined as

Accepted Answer

The term coma refers to a state of profound unconsciousness where the individual is unresponsive to external stimuli. It is a serious condition requiring prompt medical attention. Options A, B, and C refer to different cognitive and mental impairments, but do not fully capture the definition of coma.

Question 3

The term ataxia is defined as a

Accepted Answer

Ataxia refers to a lack of muscle coordination, causing problems with movement and balance.

Question 4

Cerebrospinal fluid is abbreviated as

Accepted Answer

Cerebrospinal fluid is abbreviated as CSF. CVA stands for cerebrovascular accident, CNS stands for central nervous system, and PNS stands for peripheral nervous system, none of which accurately represent cerebrospinal fluid.

Question 5

The term that means physical symptoms for which there is no known cause is

Accepted Answer

Somatoform disorders are a group of psychological disorders characterized by physical symptoms for which there is no known medical cause. Examples include conversion disorder, somatization disorder, and hypochondriasis.

Question 6

The definition of the term concussion is

Accepted Answer

Concussion is defined as an injury to the brain caused by a bump, blow, or jolt to the head or body that causes the brain to move rapidly back and forth within the skull. It can be caused by both minor and major head trauma, and symptoms can range from mild to severe. Concussion does not necessarily lead to unconsciousness or lack of muscle coordination, and it is not directly related to stroke.

Question 7

The disease that means (any)disease of the mind is

Accepted Answer

The answer of The disease that means (any)disease of the...

Question 8

The patient,who had sagging of the right side of his mouth and was unable to close his right eye,received a prescription for prednisone to reduce edema of the facial nerve.This paralysis of muscles on one side of the face is called

Accepted Answer

Bell palsy is a form of temporary facial paralysis that affects one side of the face. It is caused by damage or swelling of the facial nerve, which controls the muscles of the face. The symptoms include sagging of the mouth, inability to close the eye on the affected side, drooling, and difficulty making facial expressions. Treatment may include medication, such as prednisone, to reduce inflammation and swelling of the facial nerve. Monoplegia refers to paralysis of one limb, encephalitis is inflammation of the brain, and sciatica is a type of nerve pain that affects the lower back and legs.

Question 9

The term dysarthria is related to

Accepted Answer

Dysarthria is a speech disorder that can be caused by a neurological condition, such as stroke or Parkinson's disease. It affects the muscles used for speech, making it difficult to produce clear and understandable speech. The other options (B, C, D) are not related to dysarthria.

Question 10

A marked and persistent fear that is excessive or unreasonable is called

Accepted Answer

A marked and persistent fear that is excessive or unreasonable is called a phobia. Ataxia, syncope, and convulsion refer to specific medical conditions and do not relate to persistent fear.

Question 11

The progression or treatment of multiple sclerosis may be measured by a group of diagnostic tests that measure changes and responses in brain waves elicited by visual,auditory,or somatosensory stimuli called

Accepted Answer

Evoked potential studies are specifically designed to measure the electrical activity in the brain in response to different types of sensory stimuli. These tests can detect changes in brain activity that may indicate neurological damage or dysfunction, making them useful for monitoring the progression of conditions like multiple sclerosis. While EEG, PET scans, and MRI scans can also provide valuable information about brain function and structure, they are not as sensitive or specific as evoked potential studies for measuring the effects of MS.

Question 12

The abbreviation for a sudden deficient supply of blood to the brain lasting a short time is

Accepted Answer

TIA stands for "transient ischemic attack," which is a sudden and temporary disruption of blood flow to the brain. This differs from a CVA (cerebrovascular accident), which is more commonly referred to as a stroke, and involves a longer-lasting interruption of blood flow to the brain. CP (cerebral palsy) and ALS (amyotrophic lateral sclerosis) are unrelated conditions.

Question 13

The term that means fainting is

Accepted Answer

Syncope is the medical term for fainting or temporary loss of consciousness, typically caused by a drop in blood pressure or lack of oxygen to the brain. Seizure and convulsion refer to involuntary muscle contractions and disorientation refers to confusion or a state of being lost.

Question 14

Which of the following is the abbreviation for a psychiatric disorder characterized by intrusive,unwanted thoughts that result in the tendency to perform repetitive acts?

Accepted Answer

OCD stands for Obsessive Compulsive Disorder, a psychiatric disorder characterized by intrusive, unwanted thoughts (obsessions) that result in the tendency to perform repetitive acts (compulsions). PTSD stands for Post Traumatic Stress Disorder, a different psychiatric disorder caused by exposure to a traumatic event. ALS stands for Amyotrophic Lateral Sclerosis, a neurological disorder that affects muscle movement, and MS stands for Multiple Sclerosis, a different neurological disorder that affects the nervous system.

Question 15

Which of the following is a mood disturbance characterized by feelings of sadness,despair,and discouragement?

Accepted Answer

Major depression is a mood disturbance that is characterized by persistent feelings of sadness, despair, and discouragement, as well as a loss of interest or pleasure in activities that one used to enjoy. Posttraumatic stress disorder (A) is a condition that is characterized by severe anxiety and other symptoms that occur after experiencing or witnessing a traumatic event. Panic attacks (B) are sudden surges of intense fear or discomfort that can be accompanied by physical symptoms such as rapid heartbeat, sweating, and trembling. Anxiety disorder (D) is a broad class of conditions that are characterized by excessive anxiety or worry, often accompanied by physical symptoms such as trembling, sweating, or palpitations. While depression and anxiety frequently co-occur, they are distinct conditions.

Question 16

A person who is paralyzed from the waist down is called

Accepted Answer

Paraplegia is the paralysis of the lower body, including both legs. The term paraplegic is therefore used to describe a person who is paralyzed from the waist down. Hemiplegia refers to paralysis of one side of the body, quadriplegia refers to paralysis of all four limbs, and monoplegia refers to paralysis of one limb.

Question 17

To determine the cause of the patient's severe back pain,the doctor ordered a diagnostic test to record images of the spinal cord after an injection of a contrast agent into the subarachnoid space.This process is called

Accepted Answer

CT myelography involves injecting a contrast agent into the subarachnoid space to visualize the spinal cord and surrounding structures. Positron emission tomography and magnetic resonance imaging do not involve the injection of contrast agents into the subarachnoid space, while evoked potential studies are used to assess nerve function, not to visualize the spinal cord.

Question 18

A psychologist is a

Accepted Answer

A psychologist is a specialist of the mind. They study human behavior and mental processes, and use this knowledge to help individuals improve their lives and cope with various challenges. However, psychologists are not medical doctors and cannot prescribe medication.

Question 19

A person unable to express thoughts in an orderly manner is said to be

Accepted Answer

"Incoherent" refers to speech or writing that is unclear and disorganized, often making it difficult to understand the intended meaning.

Question 20

Nerve impulses described as efferent are

Accepted Answer

Efferent nerve impulses specifically refer to those that convey information away from the nervous system's central processing center towards the effector organs (e.g., muscles, glands). Thus, the correct choice is D, which most accurately describes this process.

Quiz 15: Nervous System and Behavioral Health