2026 Exam Questions and
Answers | A+ Score Assured
What is Amyotrophic Lateral Sclerosis (ALS)? - 🧠 ANSWER ✔✔a rapidly
progressing, (brain and spinal cord) disease that affects voluntary muscle
control. ALS results in gradual degeneration and death of motor neurons,
causing muscle weakness and atrophy, but does not impair the senses or
ability to think.
,What is the expected function of motor neurons? - 🧠 ANSWER ✔✔Motor
neurons are located throughout the CNS and serve as controlling and
communication links between the nervous system and voluntary muscles.
Messages are passed from upper motor neurons (located in the brain) to
lower motor neurons (located in the spinal cord) and on to particular
muscles to start movement and muscle contraction.
What is the pathology of ALS? - 🧠 ANSWER ✔✔ALS, both upper and lower
neurons degenerate and die. Unable to function, muscles gradually
weaken, atrophy, and twitch (fasciculation). The progressive degeneration
leads to death of the cells, resulting in the brain losing the ability to initiate
and control muscle movement. Eventually, all voluntary muscles are
affected, and patients are paralyzed, but sensation, thinking, and alertness
is still intact.
Is ALS fatal? - 🧠 ANSWER ✔✔yes. patients will typically die from
respiratory failure.
What are clinical manifestations of ALS? - 🧠 ANSWER ✔✔- a gradual onset
of muscle weakness
- Paralysis
,- muscle cramps
- muscle stiffness
- head drop
- tongue atrophy
- slurred speech
- voice changes
- difficulty swallowing
- weight loss
- dropping objects
- uncontrolled laughter/crying
What are the most concerning complications associated with ALS? - 🧠
ANSWER ✔✔- Respiratory failure / compromise
- Aspiration
- PE and DVT (impaired mobility)
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, Additional Complications:
- contractures (muscle atrophy)
- skin breakdown (impaired mobility)
- weight loss
- depression
what is the PRIORITY when caring for a patient with ALS? - 🧠 ANSWER
✔✔AIRWAY - teaching to watch for compromise of this would be very
important. Watching for a dusky skin color.
how do we know if a patient diagnosed with ALS is at risk for respiratory
compromise? - 🧠 ANSWER ✔✔- weakened cough
- impaired swallowing
- increased difficulty in breathing when lying flat.
- difficulty swallowing food or fluid
what causes respiratory failure in patients diagnosed with ALS? - 🧠
ANSWER ✔✔Loss of diaphragm's ability to contract and relax. Resulting in
inability to breath.