Biology 3201 Unit 1 Timeline 1 Learning Objective # 1 Analyze the nervous system and explain its structure and dynamics 1. Explain the basic structure and function of the central nervous system. Include: (i) brain (ii) spinal cord 2. Explain how the nervous system is protected. Include (i) skull (ii) meninges (iii) cerebrospinal fluid 3. Explain the basic structure and function of the brain. Include: (i) cerebrum (ii) cerebellum (iii) medulla (iv) thalamus (v) hypothalamus (vi) midbrain (vii) pons (viii) corpus callosum 4. Describe the basic functions of a peripheral nervous system. Include: (i) sympathetic (ii) parasympathetic Learning Objective # 2 Explain how the nervous system helps to maintain homeostasis 1. Describe the structure of the typical neuron and explain the function of each part. Include: (i) dendrite (ii) cell body (iii) axon (iv) axon terminal (v) Schwann cells (myelin sheath and nodes of Ranvier) Learning Objective # 3 Identify the role of compounds to neuron function (oxygen, glucose, ATP, sodium ions) 392-393, 399-401, 392-394 392, 395 and 404, 395-396, 402-404, 405-406 397, 402 Learning Objective # 4
Analyze homeostatic phenomena to identify the feedback mechanisms involved Specific 1. Describe a reflex arc Learning Objective # 5 - Core Lab # 1 Perform an experiment to investigate and collect data on the nervous system (reflexes) and identify specific variables involved 395-396 396-397 2 Compile and organize data, using appropriate formats and data treatments to facilitate interpretation of the data Identify and explain sources of error and uncertainty in measurement and express results from this nervous system activity in a form that acknowledges the degree of uncertainty Learning Objective # 6 Describe disorders linked to the, nervous system and their effecl on homeostasis of the system and the organism as a whole. Include: i. Multiple Sclerosis Alzheimer's Disease 406-408 i Parkinson's Disease Meningitis v. Huntington's Disease Learning Objective # 7 Analyze why and how technologies related to the treatment of nervous system disorders were developed and improved over time 404-405 1. Describe the technologies (i) MRI (ii) EEG (iii) CAT Scan 2. Describe the methods used to treat stroke and spinal cord injury
Learning Objective # 8 Describe how the use of prescription and non- prescription drugs can have a role in maintaining or disrupting homeostasis. Include: (i) anaesthetics (ii) prescription drugs (iii) illegal drugs (iv) legalized drugs (alcohol, nicotine, caffeine) Learning Objective # 9 Distinguish between questions that can be answered by science and those that cannot, and between problems that can be solved by technology and those that cannot Appendix C Appendix C 3 1. Debate the merits of using drugs for treatments of nervous disorders against the long-term side effects Learning Objective # 10 Propose courses of action on social issues related to science and technology, taking into account an array of perspectives, including that of sustainability. Appendix C 1. Debate the legalization of certain drugs such as marijuana for medicinal purposes Learning Objective # 11 Explain how the eye as a sense organ helps maintain homeostasis 1. Describe the general structure and function of the eye. Include: (i) lens (ii) iris (iii) retina (iv) cornea (v) choroid layer (vi) fovea (vii) rods (viii) cones (ix) pupil (x) blind spot 2. Trace the path of light through the eye and explain how the amount of light entering the eye is regulated Learning Objective # 12 Analyze and describe examples of disorders of the eye and where 409-413
technologies for the correction of visual defects were developed based on scientific understanding 1. Eye disorders such as glaucoma, astigmatism, myopia, hyperopia 411-413 4 2. Treatments for the eye disorders such as corneal transplant, laser surgery Learning Objective # 13 Explain how the ear as a sense organ helps maintain homeostasis 1. Describe the general structure and function of the ear. Include: I. tympanic membrane 414-416 II. III. IV. ossicles (i.e., malleus, incus, stapes) eustachian tube semi-circular canals V. cochlea Learning Objective # 14 Analyze and describe examples of disorders of the ear and where technologies for the correction of auditory defects were developed based on scientific understanding 415-416 1. Ear disorders -conduction, deafness, nerve deafness 2. Treatments for ear disorders -eustachian tube implants, hearing aids Learning Objective # 15 Evaluate, considering ethical issues, the consequences of medical treatments for visual and auditory disorders 1. Sense of exclusion 2. Mandatory organ donation Learning Objective # 16 Explain how the endocrine system helps maintain homeostasis 1. Understand the general concept of a hormone and target cell or organ 2. Explain how protein and steroid hormones cause changes in target 416 420, 422, 424-425, 427-434, 490-493,
cells 3. Identify the location and function of principal endocrine glands in the human organism. Include: i. pineal 486-487 5 i hypothalamus pituitary thyroid v. parathyroid vi. v vi ix. adrenal pancreas (Islets of Langerhans) thymus ovaries x. testes Learning Objective # 17 Identify and describe the structure and function of important biochemical compounds, including protein and steroid hormones 1. Identify the following hormones, their source gland, and explain their general effect on the human organism. Include: i. melatonin 424-425, 444-446, 428-429 i thyroxine adrenaline somatotropin (HGH- human growth hormone) Learning Objective # 18 Analyze homeostatic phenomena to identify the feedback mechanisms involved 1. Explain the mechanism of a negative feedback loop 427, 432, 435-438 2. Explain how the hypothalamus-pituitary complex functions as a feedback control
3. Describe the regulation of blood sugar by controlled release of insulin and glucagon and explain the consequences of any malfunction Learning Objective # 19 Describe disorders and treatments linked to the secretions of the endocrine system and their effect on the homeostasis of the system and the organism as a whole. Include: i. dwarfism 429, 432, 437 6 i giantism hyperthyroidism hypothyroidism v. diabetes mellitus Learning Objective # 20 Analyze examples of Canadian contributions to science and technology 1. Investigate the role played by Frederick Banting and Charles Best in the discovery of insulin Learning Objective # 21 Perform an experiment to investigate and collect data on the endocrine system and identify specific variables involved Compile and organize data, using appropriate formats and data treatments, to facilitate interpretation of the data 439 Core Lab #2 pages 436-437 Identify and explain sources of error and uncertainty in measurement and express results from this endocrine system activity in a form that acknowledges the degree of uncertainty Learning Objective # 22 Explain how neural and endocrine systems help maintain homeostasis 1. Reaction to stress Learning Objective # 23 441, 445-446
Distinguish between questions that can be answered by science and those that cannot, and between problems that can be solved by technology and those that cannot 1. Debate the merits of developing and using life support technology, identifying questions that are scientific, technological and social in nature 445 7 Learning Objective # 24 Propose courses of action on the social issues related to life support technologies. taking into account an array of perspectives