Course MSCI 522 (Spring 2025) - Principles of Physiology II
Lesson Mr Blair – Muscle Weakness
Code of conduct
Have you made changes to your environment to facilitate patient con dentiality?
No
Yes
Meet Mr Blair
Patient notes
diarrhea 3 days
gastroenteritis 3 days
cramping in hands
di culty walking
clammy, cold skin
lost control of limbs
dehydration
sensation but no control of limbs
no family history of a neuro disease
no respiratory di culty, but other limbs arms and legs
are weak
, Choose three organs or organ systems which are most likely to be involved in Mr Blair's c
Possibly involved
Cardiovascular Muscle
Central nervous system Central nervous system
Endocrine Peripheral nervous system
Gastrointestinal
Hepatic
Metabolic
Muscle
Peripheral nervous system
Renal
Respiratory
With this in mind, what physical examination would you recommend rst?
I would perform a spinal tap or electromyography
Physical examination
Categorize the following observations about Mr Blair's paralysis.
Mr Blair's paralysis is: M
Ascending Ascending
Asymmetrical Symmetrical
Descending Flaccid In
Flaccid Involving motor function