BI231StudyGuideExam3

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Study Guide for BI 231 Lecture Exam 3

Chapter 10

1.

Specify the functions of skeletal muscle tissue

2.

Describe the organization of muscle at the tissue level (connective tissue sheaths)

3.

Identify the structural components of a sarcomere

4.

Explain the importance of how the muscle fiber organelles (myofibrils, SR, Ttubules, etc) are arranged within the cell.

5.

Identify the molecular components of thick and thin filaments

6.

Describe what happens to the various regions of a sarcomere during muscle contraction

7.

Identify the components of the neuromuscular junction.

8.

Summarize the events involved in the neural control of skeletal muscle

9.

Describe what is involved with excitation-contraction coupling

10.

Outline the steps that are involved during the contraction cycle

11.

Explain the mechanisms involved in muscle fiber relaxation.

12.

Discuss the factors that determine the peak tension developed during a contraction of a muscle fiber.

13.

Discuss the factors that affect peak tension production during the contraction of an entire skeletal muscle

14.

Explain the significance of motor units to whole muscle contraction.

15.

Define muscle tone, and its relationship to normal everyday activities

16.

Differentiate between isotonic and isometric contractions, include concentric and eccentric contractions.

17.

Describe the mechanisms by which muscle fibers obtain the energy to power contractions

18.

Describe the factors that contribute to muscle fatigue

19.

Discuss the stages and mechanisms involved in muscle recovery

20.

Relate the type of muscle fibers to muscle performance

21.

Distinguish between aerobic and anaerobic endurance, explain their implications for muscular performance.

22.

Identify the structural and functional differences between skeletal muscle fibers and cardiac muscle cells.

23.

Identify the structural and functional differences between skeletal muscle fibers and smooth muscle cells.

24.

Discuss the role that smooth muscle tissue plays in systems throughout the body

Chapter 11

 Know EVERYTHING on your muscle list

This is not a comprehensive list of what will be on the exam. Use your notes, textbook, and quality study time to properly prepare for this exam.

Chapter 12

1.

Describe the anatomical and functional divisions of the nervous system

2.

Identify the structure of a typical neuron and describe the functions of each component

3.

Classify neurons based on their structure

4.

Classify neurons based on their function

5.

Describe the locations and functions of neuroglia (both CNS and PNS)

6.

Describe how peripheral neurons can respond to injury

7.

Explain how resting potential is created and maintained

8.

Identify the various types of gated channels found in neuron plasma membranes and where they can be found

9.

Describe how a graded potential is generated, and describe factors which can keep it from becoming an action potential.

10.

Describe the events involved in the generation and propagation of an action potential

11.

Differentiate between the absolute refractory period and the relative refractory period

12.

Discuss the factors that affect the speed with which action potentials are propagated.

13.

Describe the general structure of a synapse in the CNS and PNS

14.

Discuss the events that occur at a chemical synapse

15.

Discuss factors involved in synaptic delay and synaptic fatigue

16.

Discuss the interactions that make possible processing of information in neural tissue (IPSP’s, EPSP’s, and presynaptic inhibition and facilitation)

This is not a comprehensive list of what will be on the exam. Use your notes, textbook, and quality study time to properly prepare for this exam.

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