Your friend Vashti has pain around her neck and shoulders, so she asked you which muscles and nerves are involved in shrugging her shoulders. As an A & P learner, you answer with confidence, “The muscle responsible for shrugging your shoulders is called the , and it is controlled by the , also known as the accessory nerve.

An elderly gentleman is taken to the ER due to pain radiating from his shoulder down his left arm, with shortness of breath. The ER practitioner suspects he is suffering a heart attack. Using your understanding of sensory pathways, how is the man experiencing pain in his left arm if the problem is with his heart? 

The following organ systems have a function of producing something unique to maintain homeostasis. Match each organ system in the column left with the right description of its products in the column right.

Which of the following depicts the shape of sensory neurons with nociceptors?

Your clinician is drawing Z in the air with a finger, and you are following with your gaze as he does.  Which of the following cranial nerves are involved in this eye movement? Select ALL that apply.

Click on or circle the spot (paper version) representing the calcium ion channels responsible for mobilizing the vesicles to release the neurotransmitters. 

The area labeled as A (posterior horn) in the picture contains which of the following?

Based on the molecule’s chemical properties, decide how each moves across the plasma membrane.

Find the bone (click or draw x) which has mastoid process, acoustic meatus, styloid process and articulates with the parietal bone with squamous suture superiorly. 

The Golgi apparatus breaks down proteins into amino acids so the cell can recycle them.