Blog

Identify the area within the red dotted line.  

Identify the vessel indicated by the tip of the red arrow.  

A 30 year old female complains of numbness that has developed over the outer aspect of her thighs over the past month. On examination, she has sensory loss confined to an L2 distribution over the outer aspect of each thigh that mainly involves pain and temperature sensation. She also has mild weakness of hip flexors, hyperactive knee and ankle jerks and bilateral Babinski signs. This case refers to this and the next question (19-20). How could a patient lose pain/temperature sensation over a single dermatome?

An upper motoneuron lesion leads to (pick all that apply)

Which of these areas receive direct projections from olfactory bulb mitral cells?

Identify the white matter indicated by the tip of the red arrow.

Identify the structure indicated by the tip of the red arrow.    

A compound action potential can be best described as

The hyperactive knee and ankle jerks and the Babinski signs are indicative of

What is the significance of ataxia and a tendency to fall toward the left?