BILD2 STUDY GUIDE 1

BILD2 STUDY GUIDE 1 - BILD 2 Winter Quarter, 2011 1 Name...

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BILD 2 Name Winter Quarter, 2011 1 BILD 2 PROBLEM SET #1 Winter Quarter, 2011 [NOTE: This was the format and content of the first midterm when the course was given last year. Work through the answers as practice for our first midterm . The questions will be discussed in Section by the TAs.] 1. (10 points) 2. (10 points) 3. (10 points) 4. (10 points) 5. (10 points) 6. (10 points) 7. (10 points) 8. (15 points) 9. (15 points) 100 total TOTAL POINTS _________ By signing this waiver I give permission for this exam to be left for me to pick up in the boxes outside the elevators on the third floor of Pacific Hall (if I miss the exam return at the end of lecture). I realize that this procedure may expose my grade to public scrutiny. If I do not sign this waiver, I acknowledge that my exam will be available for pick up only between 1:00 and 3:00 PM Monday-Friday in 3100E Pacific Hall. Signature Date
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BILD 2 Name Winter Quarter, 2011 2 1. (a) (4 points) What are the 2 main dis advantages of being large (besides being easily seen)? (b) (6 points) What are the 4 main tissue types in mammals? Which is blood? Which are glia? 2. (a) (6 points) What is the cellular and non-cellular composition of vertebrate bone? (b) (2 pts) What keeps bone from compressing (collapsing) when weight is put on it? (c) (2 pts) What keeps if from breaking apart when hit from the side? 3. (10 points) Where is each of the following brain structures located and what does each do? (a) somatosensory cortex – (b) hippocampus – (c) corpus callosum – (d) visual cortex – (e) amygdala –
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BILD 2 Name Winter Quarter, 2011 3 4. (10 points) Both nicotine and cocaine are addictive. How do they achieve addiction? Indicate where they act and how they differ from each other and yet achieve the same overall outcome. 5. (a) (4 pts) Why does the peak of the action potential go positive (reaches +50 mV or so), rather than simply going to 0 mV? (b) (6 pts) Why does an AP end so quickly (1-2 msec) while a PSP can last much longer (10-20 msec), even if the neurotransmitter is quickly destroyed? 6. (a) (7 pts) How does ATP generate muscle contraction? Indicate the steps. (b) (3 pts) What would happen if calcium were released but the muscle fiber was unable to generate more ATP? Indicate why.
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Name Winter Quarter, 2011 4 7. (a) (5 pts) Diagram the neuron pathway responsible for the knee-jerk reflex (tapping on the knee causes the foot to swing forward), and name the nerve components. (b) (5 pts) What pathway ensures that the other muscle of the “antagonistic pair” does not interfere? Diagram it and indicate the transmitters likely to be involved at each synapse. 8. (a) (15 pts) How does signal transduction for light differ from signal transduction for sugar? Indicate the sites where the transduction occurs, the molecular steps involved, and the effect on
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This note was uploaded on 02/18/2012 for the course BILD 2 taught by Professor Schroeder during the Fall '08 term at UCSD.

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BILD2 STUDY GUIDE 1 - BILD 2 Winter Quarter, 2011 1 Name...

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