Anp 1106 - Final Exam Updated Actual Questions And Correct Answers

ANP 1106 - FINAL EXAM UPDATED ACTUAL
QUESTIONS AND CORRECT ANSWERS

Question:
1. 3 overlapping functions of the nervous system

Answer:
1. sensory input
2. integration
3. motor output

Question:
2. sensory input

Answer:
gathered information, monitor changes

Question:
3. Integration

Answer:
To process and interpret sensory input and decide if action is needed

Question:
4. motor output

Answer:
activates effector organs to cause a response

Question:
5. membrane ion channels

Answer:
large proteins and different types of channels

Question:
6. leakage or non-gated channels

Answer:
always open

Question:
7. gated channels

Answer:
open or close in response to a stimulus

, Question:
8. chemically gated

Answer:
open with binding of a specific neurotransmitter

Question:
9. voltage gated

Answer:
open and close in response to changes in membrane potential

Question:
10. mechanically gated

Answer:
Open and close in response to physical deformation of receptors, as in sensory
receptors

Question:
11. resting membrane potential

Answer:
-70mV

Question:
12. generating a resting MP depends on

Answer:
differences in K and Na concentration inside and out side cells
differences of permeability of the plasma membrane to these ions

Question:
13. graded potentials

Answer:
incoming signals operating over short distances, strong

Question:
14. action potentials

Answer:
long distance signals of axons

Question:
15. depolarization

Answer:
-70mv to -65mv