WITH DETAILED VERIFIED ANSWERS; ALREADY
GRADED A; 2025
________ and actin filaments are located in the sarcomers and serve to
contract or relax a muscle - correct answer- Myosin filaments
________ is a natural chemical sorting of potassium and sodium ions
across the semipermeable membrane surround the nerve cell - correct
answer- Active transport
_________and ________ are electrophysiological hallmark of
demyelination - correct answer- Conduction block and abnormal
temporal dispersion
"Motor end plate" is the EMG'ers name for the: - correct answer-
Neuromuscular Junction
56 y/o M with C5-C8 cervical cord infarction would most likely have
normal: - correct answer- Median sensory NCS
A familiar type of monosynaptic reflex that monitors and regulates the
length of skeletal muscles is the: - correct answer- stretch reflex
,A HFF of 500hz on a sensory NCS would cause the onset latency to: -
correct answer- Stay the same
A lesion of the ulnar never at guyon's canal, before it splits into the
superficial and deep branch, will NOT cause the following: - correct
answer- Sensory loss over the medial dorsal hand
A median SNAP to the long finger is recorded in a patient with a
suspected median neuropathy at the wrist. No waveform is seen after
multiple attempts. Which of the following would be the LEAST useful
next step. - correct answer- Increasing the low frequency filter
A nerve that ca frequently be compressed against the bony structures in
the lower limb, the nerve that rests against the head and neck of the
fibula is the: - correct answer- The common Peroneal nerve
A quick way to check the function of one of the nerves of the leg is to
pinch the skin between the big toe and 2nd toe which nerve is being
checked? - correct answer- The deep peroneal nerve
A synaps is: - correct answer- A space between two neurological
components that function to propagate an electrical impulse through
the process of chemical excitation.
A variation in innervation of intrinsic hand muscles is called: - correct
answer- Riches-Cannieu
, After a time when a motor nerve to a muscle is sectioned the muscles
atrophy. If you notice that the thenar muscles are atrophied which nerve
is suspected of injury? - correct answer- The median nerve
An anomalous accessory peroneal nerve, when present, innervates the:
- correct answer- EDB
An example of an AIDP is - correct answer- Guillain-Barre syndrome
An f-wave is a time measurement of the antidromic stimulus to travel to
the anterior horn cell in the spinal cord through the _______ and back to
the muscle thus called a long latency response - correct answer-
Interneurons
Axontmesis is when the: - correct answer- Axons are intact and the
myelin is interrupted
Cell bodies of sensory neurons are housed in - correct answer- The
dorsal root ganglion
Chronic nerve compression, or entrapment primarily affects which
component of the nerve - correct answer- The myelin