BIO 101 f11 exam 2v0(1)

BIO 101 f11 exam 2v0(1) - BIO 101 HUMAN BIOLOGY Midterm...

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BIO 101 – HUMAN BIOLOGY Midterm Exam 2 – FALL 2011 Please fill in your name and SOLAR ID number on your answer sheet before starting. Do not write anything under the column marked birthdate!!!!! Keep the opscan sheet that came with your test and do not use ANY other opscan form or you risk a misgrading. Answers to the multiple choice questions must be filled in on the answer sheet with a #2 pencil. There are 40 multiple choice questions. Answer sheets will be collected when time is called at 8:10 pm. If you finish before that time you may hand in your answer sheet and leave (everyone must stay until 7:20 pm!). Please keep your copy of the exam questions (it will be useful as a study aid for the FINAL!). Answers and grades will be posted ASAP on BLACKBOARD. SELECT THE BEST ANSWER!! GOOD LUCK!
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1. Which of the following is entirely located within the central nervous system? A. sensory neuron B. sensory receptor C. motor neuron D. cranial nerve E. interneuron @ 2. Depolarization of the neuron occurs when A. the potassium gates open and potassium moves to the outside of the cell. B. the sodium-potassium pump moves sodium inside the cell C. sodium gates open and sodium moves to the inside of the cell. @ D. the sodium-potassium pump moves potassium inside the cell. E. Water moves to the outside of the cell and chloride items follow. 3. Place the events in the transmission of an action potential in the correct order. 1. An action potential begins in the receiving neuron. 2. Neurotransmitters are released into the synaptic cleft. 3. An action potential arrives at an axon terminal. 4. Calcium ions enter the axon terminal. 5. Sodium ions diffuse into the receiving neuron. 6. Synaptic vesicles fuse with the plasma membrane. 7. Neurotransmitters molecules bind to the membrane of the receiving neuron. A. 1, 2, 6, 7, 4, 3, 5 B. 3, 5, 6, 2, 7, 4, 1 C. 3, 4, 6, 2, 7, 5, 1 @ D. 2, 3, 6, 7, 4, 5, 1 E. 7, 6, 5, 3, 4, 2, 1 4. Which is the largest part of the human brain? A. medulla oblongata B. hypothalamus C. brainstem D. cerebellum E. cerebrum @ 5. Within a single neuron, the direction an impulse follows is: A. dendrite>>axon>>cell body B. axon>>dendrite>>cell body C. dendrite>>cell body>>axon @
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This note was uploaded on 03/21/2012 for the course BIO 101 taught by Professor Smidt during the Spring '07 term at SUNY Stony Brook.

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BIO 101 f11 exam 2v0(1) - BIO 101 HUMAN BIOLOGY Midterm...

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