Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

into the 33 y room after being ejected from his but was not wearing his helmet a

ID: 3483819 • Letter: I

Question

into the 33 y room after being ejected from his but was not wearing his helmet at the time of the after failing EMS states he did not lose incident. During his recovery; the ER staff notices that he has a severe difficulty controlling his What part of the nervous system was most likely damaged during the accident? B. Cerebellum C. Myelin sheath of the peripheral neurons muscles D. Thalamus For qwestions 21-25. Please use the following image below to best answer each question or statement. Action Potential: Membrane Voltage vs. Time +60 lobe obe .5 Time (msec) lon; Voltage-gated K+ Channel remains slighty open after potential reaches resting level. 21. Hyperpolarizati 22. Depolarization; Opening of the Voltage-gated Na+ Channels --23. Repolarization; Closure of Na+ & Opening of K+ Voltage-gated Channels 24. Resting Membrane Potential (RMP) 25. Threshold Level

Explanation / Answer

20. What part of the nervous system was most likely damaged during the accident?

B. Cerebellum

explanation: the cerebellum is involved in posture, equillibrium and coordination of movements.

21. Hyperpolarization: D

22. Depolarization: B

23. Repolarization: C

24. Resting Membrane Potential (RMP): A

25. Threshold level: E

26. What functions of the medulla oblongata has warranted such a bleak prognosis?

D. The medulla oblongata contains the vital centers that controls autonomic resiratory and circulatory functions.

27. Parietal lobe: B

28. Occipital lobe: C

29. Frontal lobe: A

Temporal lobe: D