30 Questions
Which part of the brain is responsible for conscious awareness?
Cerebrum
What is the purpose of the withdrawal reflex?
To pull the leg towards the body
What does an abnormal reflex indicate?
A problem in the spinal cord
What is the purpose of the nociception test?
To test for deep pain
What is required for a conscious, behavioral response to a stimulus?
The cerebrum
Which part of the spinal cord is associated with all four legs being affected and having intact reflexes?
C1-C5
Which part of the spinal cord is associated with all four legs being affected and having reduced to absent reflexes in the front legs?
C6-T2
What does LMN stand for in the context of spinal cord lesions?
Lower Motor Neurons
Which part of the spinal cord is associated with LMN signs in the front legs?
C6-T2
Which part of the spinal cord is associated with LMN signs in the rear legs?
L4-S3
Which part of the neurological examination assesses balance, coordination, and strength?
Gait and posture
What does the assessment of reflexes in the neurological examination include?
Leg reflexes, skin reflexes, and perineal reflexes
What does the assessment of cranial nerve tests in the neurological examination primarily evaluate?
Reflexes and responses of the head and face
Which part of the neurological examination assesses awareness of body position?
Postural reactions
What is the difference between upper motor neuron (UMN) and lower motor neuron (LMN) signs?
UMN signs affect the central nervous system, while LMN signs affect the peripheral nervous system
Which type of nerve damage is more likely to be permanent?
UMN
What happens if the electrical outlet doesn't work?
The TV will still work
Which type of nerve injury is more likely to recover?
UMN
What is a characteristic of UMN signs?
Exaggerated reflexes
How can you assess the localization of spinal cord lesions?
By assessing gait and posture
Which part of the nervous system is responsible for turning the head to look at you or vocalizing when the toes are being pinched?
The entire spinal cord
What does the loss of ALL reflexes suggest in terms of the nervous system?
A generalized neuromuscular disease
What is the main function of a lower motor neuron (LMN)?
To initiate motor movement
What is the main function of an upper motor neuron (UMN)?
To communicate with the LMN
What happens when the power cord of a TV is cut with scissors?
The TV stops working
Which part of the nervous system is responsible for reflexes?
Peripheral nervous system
What is the purpose of lesion localization in the nervous system?
To identify the specific area where the problem is in the nervous system
Which segment of the spinal cord is responsible for LMN to the rear legs?
Lumbosacral - L4-S3
What type of reflex arc involves multiple segments in the nervous system?
Polysynaptic reflex arc
What can a weak or absent reflex indicate?
A problem anywhere in the reflex arc
Test your knowledge of the neurologic exam with this quiz! Learn about the different components of the exam, including mental state assessment and behavioral responses. Find out how reflexes and responses are tested and gain a deeper understanding of the neurologic system.
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