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Nervous System Exploration

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346 what makes the Blood brain barrier and what function does it serve?

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B.B.B. http://www.youtube.com/watch?v=jTQvMtg6RRU&safe=active http://www.youtube.com/watch?v=jTQvMtg6RRU&safe=active

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347 describe the cause and etiology of Multiple sclerosis.

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Cause of M.S http://www.youtube.com/watch?v=ZdbTlJ_vzII&safe=activehttp://www.youtube.com/watch?v=ZdbTlJ_vzII&safe=active

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Interpret figure 12-14. what is the resting potential and what happens in depolarization?

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Assignment time Use Table 12-1 and animation to draw the mechanism of action potential

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Electrical propagation of a nerve impulse. http://www.youtube.com/watch?v=jcZLtH- Uv8M&safe=activehttp://www.youtube.com/watch?v=jcZLtH- Uv8M&safe=active

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Interpretation and research. Look at the below diagrams which picture would conduct an impulse faster? Hint 358. What type of conduction is in the myelenated? Myelinated ------------------------------------------------- UnMyelinated thick UnMyelinated thin

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Saltatory conduction http://www.youtube.com/watch?v=gsF49PHQvPQ&safe=activ e http://www.youtube.com/watch?v=gsF49PHQvPQ&safe=activ e

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Box 12-5 What are examples of convergence and divergence?

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Space or synapses What are the 2 types of synapses

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What mineral is essential for synaptic transmission and what mineral enters the receptor cell?

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Which synapses are joined end to end and what are they called? Research- where in the body might you find one of these?

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Junctions http://www.youtube.com/watch?v=ARaj3Kz1cCQ&safe=activehttp://www.youtube.com/watch?v=ARaj3Kz1cCQ&safe=active

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Interpretation time! Use table 12-2. Histamine makes skin turn red. Why might embarrassment make you turn red?

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Why would low serotonin be associated with depression? Not his kind!!!

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Which neurotransmitter transmits pain and which one acts like opiates to block it?

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Which amine type hormone would be involved in Parkinsons disease that has severe shaking?

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Understanding brain neurotransmitters. http://www.youtube.com/watch?v=EXqXBnxP_sE&safe=active http://www.youtube.com/watch?v=EXqXBnxP_sE&safe=active

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Protection- List and describe the protective layers of the brain and spinal cord.375-376

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The meninges. http://www.youtube.com/watch?v=1liTxUxT9xQ&safe=active http://www.youtube.com/watch?v=1liTxUxT9xQ&safe=active

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377-378. Describe hoe cerebrospinal fluid is formed and circulates. Whats a ventricle and how many are there?

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What is a lumbar puncture and what is used for? Box 13-2

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Box 13- 3. What is hydrocephalus and how is it treated?

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Page 383 Give at least 3 statistics

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What parts are in the brain stem? 384

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What are the parts of the diencephalon? 384

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Research Time What are some other functions of the medulla oblongata not listed on page 385? Extra Why did I use this picture?

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The Pons, midbrain and thalamus function mainly as relay stations but the hypothalamus has many functions. Be able to list 4.

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What are 2 current concepts about the RAS? 395

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Reticular Activating System and Consciousness. http://www.youtube.com/watch?v=jl3B8_qKmFQ&sa fe=active http://www.youtube.com/watch?v=jl3B8_qKmFQ&sa fe=active

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Critical thinking. What would likely be the outcome of a damaged reticular formation? What would be the outcome of an overactive one?

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The Cerebellum. Is it divided into hemispheres like the cerebrum?

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The Cerebellum has a nickname The____ Brain. And the structure of its white mater is called___ ____?

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What are 3 main functions of the cerebellum?

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Functions of the cerebellum. http://www.youtube.com/watch?v=blh_gLHrGE8&safe=active http://www.youtube.com/watch?v=blh_gLHrGE8&safe=active

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Pineal gland- what does it do?

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What are the major fissures of the cerebrum? 391

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Research time- The corpus callosum is a very important structure. List its structure, where it is located and find 2 interesting things that are studied about it.

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The main lobes of the cerebrum have basic functional assignments- list them.

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The cerebrum also has specific areas that handle usually 1 precise function. Some of these are hemisphere specific find 2 and give there names and functions

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Research time!!! Stroke victims have unique conditions depending on what specific area is damaged. Find 2 conditions and give their names and symptoms.

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Look at figure 13-17. What generalization can you make about motor control from the front of the brain to the back?

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What is sleep? What are the types?Are you in a coma when you are asleep?

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Sleepy? http://www.youtube.com/watch?v=XJ5C5_31e40&safe=active http://www.youtube.com/watch?v=XJ5C5_31e40&safe=active

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Brain waves what are the types and what do they indicate? How are they measured?

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Scans of the Brain How is a pet scan different from a CT scan (CAT)

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More scans CT scans use radiation how do MRIs differ?

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Diseases What is dementia and 3 diseases that cause it?

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Dementia and it causes. http://www.youtube.com/watch?v=TMVbhCyfPH8&safe=active http://www.youtube.com/watch?v=TMVbhCyfPH8&safe=active

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Nerve Plexus- list 3 places they are found and 2 positive effects of them

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Research Time! What is a stinger and how does it relate to plexuses?

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Dermatomes and myotomes 418-420. What are they and what do they tell a Doctor?

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Myotome and dermatome examination http://www.youtube.com/watch?v=rKiTwagLYck&safe=active http://www.youtube.com/watch?v=rKiTwagLYck&safe=active

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Cranial Nerves- How many pairs? 424- 425. What parts of the body do most of them go to?

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Cranial Nerves again- What is the name of # 10 and what is very different about it?

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Reflexes 430-431. List the major types and describe the knee jerk reflex.

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Is the Babinski reflex good for adults or infants? If it is bad for adults what does it mean?

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Babinski test http://www.youtube.com/watch?v=kOq5Np0eZ6A&safe=activ e http://www.youtube.com/watch?v=kOq5Np0eZ6A&safe=activ e

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Reasoning Time!. List 2 ways they are similar and 2 ways they differ Diagrams on page 434

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Critical thinking time!- Chart page 438. Do you cry when you are relaxing or getting ready to fight?

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Still thinking Why is the first kiss usually bad. Hint sympathetic?

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Research time- Can people learn to control their autonomic functions consciously if so what is it called?

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Have you got good reception? List the classification of receptors by location 449.

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Can you feel it? List the classification of receptors by stimulus

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Does your poop stink? 454-455. what are olfactory triggers? How are smell and memory related?

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Adaptation and the sense of smell. http://www.youtube.com/watch?v=j7GibFhuBmE&safe=activ e http://www.youtube.com/watch?v=j7GibFhuBmE&safe=activ e

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Yuk!!! What is the proper term for taste? What are the 4 primary tastes and what could be the 5 th ? 456

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True False time. Salt sensors are somewhat stimulated by sweet tastes and visa versa

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Assignment time- Draw the ear diagram and label it on 457. Use 458 to draw arrows for the pathway.Turn it in

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Research to explain how we differentiate loudness and pitch of sounds. You can use diagrams to help explain. 459 will help

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BalanceGive 2 example of both static and dynamic equilibrium Which is stimulated by a flip off a diving board

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Research Time- What are vertigo and nystagmus

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Assignment time- Draw and label the eye on page 464

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What are 3 common vision problems?

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Detail how hyperopia and myopia are corrected.

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What is visual acuity and how is it measured?

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469 What 3 changes need to occur for accommodation of the lens

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Interpreting diagrams time 472. Diagram or describe both virtual fields and which side of the occipital lobe are stimulated

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Research time! What score does it take to be legally blind?

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What is astigmatism?

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Rods or cones? which one interprets bright colors?467-470

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Rods or cones? Which are for night vision? 465-470

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Rods or cones? Which one is used in peripheral vision?465-470

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What causes blind spots? 466

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Disease time- What is the proper term for Pink Eye?

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Why do colds cause teary eyes?468- 469

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Common eye diseases http://www.youtube.com/watch?v=B7oG0Na5wyM&safe=active

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What is colorblindness including its types and causes?

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Testing for color blindness http://www.youtube.com/watch?v=8g69b0VakmI&safe=active http://www.youtube.com/watch?v=8g69b0VakmI&safe=active