142 Questions
Which dermatome corresponds to the temporal region, anterior forehead, and occipital region?
C2
The deltoid area and anterior aspect of the arm to the base of the first digit are innervated by which dermatome?
C5
Which dermatome innervates the medial aspect of the forearm and the 3rd, 4th, and 5th digits?
C8
The cervical region, posterior cheek, temporal region, and inframandibular region are innervated by which dermatome?
C3
Which dermatome innervates the anterior shoulder, clavicular region, and superior scapular region?
C4
Which dermatome corresponds to the anterior arm and the radial aspect of the hand to the 1st and 2nd digits?
C6
Which dermatome corresponds to the lateral aspect of the arm and forearm, and the 2nd, 3rd, and 4th digits?
C7
Which dermatome corresponds to the cervical region, posterior cheek, temporal region, and inframandibular region?
C3
Which dermatome innervates the anterior shoulder, clavicular region, and superior scapular region?
C4
Which dermatome corresponds to the temporal region, anterior forehead, and occipital region?
C2
The _______ area, anterior aspect of arm to base of 1st digit
deltoid
C3 Cervical region, posterior cheek, _______ region, inframandibular region
temporal
_______ aspect of arm and forearm, 2nd, 3rd and 4th digits
lateral
C1 Superior aspect of the _______
head
Anterior arm, radial aspect of the hand to the 1st and 2nd digits C6 _______
dermatome
Dermatomes are areas of skin innervated by a single pair of spinal nerves.
True
The occipital region is innervated by the C2 dermatome.
False
The deltoid area is innervated by the C5 dermatome.
False
The C6 dermatome innervates the lateral aspect of the arm and forearm.
False
The medial aspect of the forearm and the 3rd, 4th, and 5th digits are innervated by the C8 dermatome.
True
Which dermatome innervates the medial aspect of the upper arm, medial elbow, pectoral region, and scapular region?
T2
Which dermatome innervates the anterior thoracic region inferior to the nipples and the posterior thoracic region?
T5
The anterior abdominal region at the level of the umbilicus is innervated by which dermatome?
T10
Which dermatome innervates the anterior abdominal region between the umbilicus and the inguinal ligament?
T11
Which dermatome innervates the posterior lumbar region superior to the gluteal region?
T12
The C3 dermatome innervates the cervical region, posterior cheek, ______ region, inframandibular region
temporal
Anterior arm, radial aspect of the hand to the 1st and 2nd digits C6 _______
lateral
The ______ area, anterior aspect of arm to base of 1st digit
deltoid
C1 Superior aspect of the ______
head
______ aspect of arm and forearm, 2nd, 3rd and 4th digits
medial
The T8 dermatome corresponds to the anterior abdominal regions between the xiphoid process and the umbilicus.
True
The T11 dermatome innervates the posterior lumbar region superior to the gluteal region.
False
The T4 dermatome corresponds to the anterior thoracic region at the level of the nipples.
True
The T9 dermatome corresponds to the anterior abdominal region at the level of the umbilicus.
False
The T12 dermatome innervates the anterior abdominal region at the level of the inguinal ligament.
True
Which dermatome innervates the buttock, posterior and lateral side of the thigh, lateral aspect of the leg, dorsum of the foot, medial half of the plantar foot, and the first, second and third toes?
L5
Which dermatome innervates the groin, medial thigh to the knee?
S3
Which dermatome innervates the perineum, genitals, and lower sacrum?
S4
Which dermatome innervates the back, superior buttock, anterior thigh and knee, and medial lower leg?
L3
Which dermatome innervates the back, greater trochanter, and groin area?
L1
The ______ corresponds to the anterior abdominal region between the umbilicus and the inguinal ligament
L3
The T12 dermatome innervates the anterior abdominal region at the level of the ______
inguinal ligament
Which dermatome innervates the groin, medial thigh to the ______?
knee
The ______ dermatome corresponds to the lateral aspect of the arm and forearm, and the 2nd, 3rd, and 4th digits
C6
______ area, anterior aspect of arm to base of 1st digit
Deltoid
The L3 dermatome includes the back, anterior thigh to the knee.
True
The S4 dermatome innervates the perineum, genitals, and lower sacrum.
True
The L5 dermatome includes the buttock, posterior and lateral side of the thigh, and medial half of the plantar foot.
True
The S2 dermatome corresponds to the same regions as S1.
False
The S3 dermatome innervates the groin and medial thigh to the knee.
True
The L1 dermatome includes the back, greater trochanter, _______ area
groin
The S1 dermatome includes the buttock, posterior thigh, lower leg, and _______
foot
The C3 dermatome innervates the cervical region, posterior cheek, temporal region, and _______ region
inframandibular
The T8 dermatome corresponds to the anterior abdominal regions between the xiphoid process and the _______
umbilicus
The S4 dermatome innervates the perineum, genitals, and lower _______
sacrum
What is the purpose of performing a dermatome test?
To determine if there is any damage to a specific nerve root resulting in abnormal sensation
How should Lumbar nerve root tests be performed?
Supine along the anterior leg
Which area of the skin is supplied by the tested nerve root in a dermatome test?
Specific region of the skin
In which position are Lumbar nerve root tests best conducted?
Supine along the anterior leg
Which region of the body is assessed during a Sacral nerve root test?
Prone along the posterior leg
What is the significance of identifying the purpose of a dermatome test?
To guide appropriate treatment based on sensory abnormalities
The candidate begins by stating that they will perform a dermatome test and identifies which dermatome they will be testing. The purpose of performing the dermatome test is to determine whether there is any damage to the specific nerve root that results in abnormal or loss of sensation to the area of skin supplied by the tested nerve root. This test assesses the patient's ability to recognize sensory stimulation on the skin within a specific ______
dermatome
Candidates showing different sides of the reflex hammer. There is a dull side and a ______ side.
sharp
The position of the patient is determined by the nerve root being assessed: Cervical and Thoracic nerve root tests can be performed in the seated position. Lumbar nerve root tests are best performed in supine along the anterior leg. Sacral nerve root tests are best performed in prone along the ______ leg.
posterior
The anterior abdominal region between the umbilicus and the inguinal ligament is innervated by the ______ dermatome.
T7
Dermatomes are areas of skin innervated by a single pair of ______ nerves.
spinal
The S1 dermatome includes the buttock, posterior thigh, lower leg, and ______
foot
A dermatome test assesses the patient's ability to recognize visual stimulation on the skin.
False
The position of the patient for a lumbar nerve root test is best performed standing up.
False
The C4 dermatome innervates the cervical region, posterior cheek, and the temporal region.
False
The S2 dermatome includes the buttock, posterior and lateral side of the thigh, and the lateral aspect of the leg.
True
The T7 dermatome corresponds to the anterior chest below the nipple level.
True
The C6 dermatome innervates the anterior arm and the radial aspect of the hand to the 1st and 2nd digits.
True
What should a candidate do before starting the dermatome test?
Tell the patient they will apply the tool on a different area first.
What is the purpose of informing the patient that they will close their eyes during the dermatome test?
To prevent bias in the patient's response.
Why does the candidate inform the patient about testing the dermatome bilaterally?
To compare sensation levels between both sides.
What is the purpose of applying the tool on an unaffected segment of skin before testing the specified dermatome?
To establish a baseline for comparison.
Why does the candidate ask the patient if they have any questions before proceeding with the dermatome test?
To encourage communication and address concerns.
The candidate should inform and show the patient how they will test the _________.
dermatome
The candidate will use a tool with a sharp and dull end; a reflex hammer can often _______.
suffice
The T8 dermatome corresponds to the anterior abdominal regions between the xiphoid process and the _______.
umbilicus
The S1 dermatome includes the buttock, posterior thigh, lower leg, and _______.
foot
Dermatomes are areas of skin innervated by a single pair of spinal _______.
nerves
The candidate should inform the patient about the dermatome test before showing the tools to be used.
False
In a dermatome test, the candidate will apply the tool on an unaffected segment of the patient's skin after testing the specified dermatome.
True
The candidate should inform the patient that they will only test the dermatome unilaterally, not bilaterally.
False
The T9 dermatome corresponds to the anterior abdominal region at the level of the xiphoid process.
False
Dermatomes are areas of skin innervated by multiple pairs of spinal nerves.
False
What is the purpose of performing a dermatome test?
To determine whether there is any damage to the specific nerve root that results in abnormal or loss of sensation to the area of skin supplied by the tested nerve root
Which dermatome innervates the medial aspect of the forearm and the 3rd, 4th, and 5th digits?
C8
What should the candidate do before starting the dermatome test?
All of the above
Which dermatome innervates the anterior shoulder, clavicular region, and superior scapular region?
C5
Which dermatome corresponds to the cervical region, posterior cheek, temporal region, and inframandibular region?
C3
What should the candidate do while performing the dermatome test?
All of the above
The C5 dermatome is tested using a ______ hammer
reflex
The patient needs to have their eyes closed during the test to focus on the sense of ______
touch
The candidate must avoid falling into a predictable pattern and randomly choose the ______ or dull end of the tool
sharp
The T8 dermatome corresponds to the anterior abdominal regions between the xiphoid process and the ______
umbilicus
The ______ area, anterior aspect of arm to base of 1st digit
deltoid
Candidates showing different sides of the reflex hammer. There is a dull side and a ______ side
sharp
The C5 dermatome is the example used in performing a dermatome test.
True
During the dermatome test, the candidate should use the sharp part of the reflex hammer to let the patient feel what sharp and hard should feel like.
False
In a dermatome test, the candidate should avoid falling into a predictable pattern and randomly choose the sharp or dull end of the tool.
True
The same assessment should be done on both sides of the body during a dermatome test.
True
The T12 dermatome corresponds to the anterior abdominal region at the level of the umbilicus.
False
In a dermatome test, the candidate must perform the test while standing up to ensure accuracy.
False
What does a positive result in the dermatome test indicate?
A peripheral nerve root lesion of C5
What is the purpose of asking the patient to differentiate between sharp and dull sensation in the dermatome test?
To evaluate their somatosensory function
When conducting the dermatome test, what should the candidate do after demonstrating sharp and dull sensations?
Proceed to test on the unaffected segment of the skin
Why does the candidate randomly select the sharp or dull end of the reflex hammer during the dermatome test?
To prevent falling into a predictable pattern
What would a positive result in a dermatome test for C5 indicate?
Inability to differentiate between sharp and dull sensations
What region of the body is typically assessed during a lumbar nerve root test?
Anterior leg
What is the significance of a patient differentiating between sharp and dull sensations but experiencing pain during a dermatome test?
It should be noted, and the pressure used during testing should be checked
What should a candidate do before proceeding with the dermatome test on the other arm?
Check if the patient has any questions or concerns
What is the purpose of informing the patient to close their eyes during a dermatome test?
To focus on the sense of touch
Why should the candidate avoid falling into a predictable pattern during a dermatome test?
To ensure consistency in the results
What is the indication to consider when a patient can differentiate between sharp and dull sensations but still feels pain?
Check the pressure used during testing
How does a candidate determine if there is any sensation loss in the area supplied by the C5 nerve root during a dermatome test?
By identifying whether there is an inability to sense touch or differentiate between sharp and dull sensations
A positive result for a dermatome test would be the inability to differentiate between sharp and dull sensations or the inability to sense the candidate's touch, suggesting a possible nerve root lesion affecting the tested ______.
dermatome
A negative result for a dermatome test would be the ability to differentiate between sharp and dull sensation with or without pain, suggesting no lesion affecting the nerve root corresponding to the tested ______.
dermatome
If the patient can differentiate between sharp and dull but experiences pain, this would be considered a negative but notable result - it should also be noted by the candidate to check the pressure they are using if the patient is experiencing ______.
pain
The purpose of a dermatome test is to identify whether there is any sensation loss to the area of skin supplied by the C5 nerve root, which is this ______.
area
The candidate should indicate on themselves where the C5 ______ is.
dermatome
In a dermatome test, the candidate will apply the tool on an unaffected segment of the patient's skin after testing the specified ______.
dermatome
The candidate should show which area is to be tested. Instructions 1/2 “...I'll ask you to close your eyes and identify if you feel the sharp or the dull end of the hammer. Prior to starting, I will let you feel what sharp and dull feels like on an unaffected __________.”
area
During the dermatome test, the candidate should use the sharp part of the reflex hammer to let the patient feel what sharp and _______ should feel like.
dull
The candidate must avoid falling into a predictable pattern and randomly choose the _______ or dull end of the tool.
sharp
The S1 dermatome includes the buttock, posterior thigh, lower leg, and _______.
foot
The deltoid area and anterior aspect of the arm to the base of the first digit are innervated by which _______?
dermatome
The T11 dermatome innervates the posterior lumbar region superior to the _______ region.
gluteal
A positive result in a dermatome test for C5 would indicate the ability to differentiate between sharp and dull sensations, suggesting a possible nerve root lesion.
False
If a patient experiences pain but can differentiate between sharp and dull sensations, it would be considered a notable negative result in a dermatome test.
True
The C3 dermatome innervates the temporal region, posterior cheek, and inframandibular region.
False
A negative result in a dermatome test for C5 would indicate the inability to differentiate between sharp and dull sensations without any pain.
False
The T12 dermatome corresponds to the anterior abdominal region at the level of the umbilicus.
False
Dermatomes are areas of skin innervated by multiple pairs of spinal nerves.
False
The candidate should test the sensation of the patient's back using the reflex hammer.
False
The candidate should ask the patient to differentiate between sharp and soft sensations when performing the dermatome test.
False
During the dermatome test, the candidate randomly selects the sharp or dull end of the reflex hammer to apply on the patient's arm.
True
The inability to differentiate between sharp and dull sensations on the left arm would indicate a negative test result.
False
In a dermatome test, a positive result may indicate a peripheral nerve root lesion of C6.
False
The candidate must demonstrate sharp and dull sensations on the patient's hand before proceeding with the test on the affected area.
True
Explore the concept of dermatomes, which are specific areas of skin innervated by single pairs of spinal nerves. Learn about the sensory receptors for touch, pain, and temperature in different cervical dermatomes.
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