Quick Quiz: Nervous System

How well do you know the nervous system? This quick quiz focuses on the human nervous system with an emphasis on facts most relevant to physical therapy. Resist your urge to Google the answers. Can you get them all?

Nervous System Quick Quiz

Test your anatomy knowledge!

Foot drop is most commonly caused by an injury to which nerve?

Common Fibular Nerve Tibial Nerve Peroneal Nerve Deep Fibular Nerve

Nerve roots from what spinal levels are within the sciatic nerve?

L3-S2 L1-S2 L5-S3 L4-S3

Erb's Palsy affects what part of the body?

Arm Face Leg Foot

What is the speed of neurotransmission?

12 m/s (43 km/h or 27 mph) 120 m/s (432 km/h or 268 mph) 1200 m/s (4320 km/h or 2684 mph) 299 792 458 m/s (1079252848 km/h or 670616629 mph)

How many dermatomes do humans have?

20 10 40 30

Which of the following spinal nerve roots is typically part of the brachial plexus?

C4 T2 T1 C2

What nerve innervates the thenar muscles of the hand?

Radial Nerve Ulnar Nerve Median Nerve Axillary Nerve

What is the scientific term for Grade II nerve trauma?

Neurotmesis Neurapraxia Epineurium Axonotmesis

Peripheral nerves naturally heal at approximately what rate?

2.5 cm (1inch) per month 0.3 cm (1/8 inch) per month 5cm (2 inch) per month 0.16 cm (1/16 inch) per month

What nerve is affected when you hit your 'funny bone'?

Radial Nerve Ulnar Nerve Axillary Nerve Median Nerve

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