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From the list below, choose all the spinal nerves whose ventral rami contribute to the motor innervation of the respiratory diaphragm. You can choose more than one answer from the list, but that does not necessarily mean that there is more than one correct answer.

Extra Credit (1 point) The ulnar nerve is made up of contributions from the ventral rami of which spinal nerves?  

Which of the following muscles is innervated by the musculocutaneous nerve?

Which of the following nerves innervates most of the muscles in the anterior compartment of the forearm?

What general type of sensory receptors respond to stimuli such as touch, pressure, stretch, and vibration?

Which of the following muscles is innervated by the axillary nerve?

Nociceptors are a type of sensory receptor that respond to harmful stimuli that result in pain.

Name the specific nerve indicated by label A? [SNa] Name the specific nerve indicated by label C? [SNc]

Your patient fractured the shaft of her left humerus 8 weeks ago. The bone is well healed, and the cast has been removed. During a follow up exam this morning, you notice that her wrist extensor and finger extensor muscles are very weak, and she admits that this weakness is interfering with her daily activities. Based on this pattern of muscle weakness, what nerve should you suspect is injured? (Hint: What nerve innervates the wrist extensor and finger extensor muscles?)

At a synapse between two neurons, how is the signal transmitted from one cell to the next?