Myelin sheaths Study guides, Study notes & Summaries

BIO201L Lab 8 Worksheet The Nervous System - All lab Questions Correctly Answered (100% Rated). Student Name: Access Code (located on the lid of your lab kit): Pre-Lab Questions: ”1. What is the primary function of the nervous system? This includes; (a)Maintaining homeostasis. (b) Receiving sensory input (c) Controlling muscles and glands. ”2. Why does the cerebral cortex contain so many folds? So as to increase the surface area of the cortex. ”3. What is a nerve impulse? It is a...

SIADH: what -hypersecretion ADH -DILUTIONAL HYPONATREMIA -water retention urine = concentrated -fluid is IN CELLS ==> NO edema, ascites, HF -r/o cerebral edema d/t low Na in IV space SIADH: causes -head trauma -cancer: lung, brain -general anesthesia -CHF -drugs: TCAs, ecstacy, oral hypoglycemics, diuretcs, cytotoxic Rx ANYTHING HARMING PITUITARY GLAND SIADH: s/sx GENERAL -low UOP -dilutional hypo Na -seizures NEURO -altered MS/LOC -lethargy -HA, muscle...

In comparing autonomic and somatic efferent neuron input to muscle, which of the following is True? CORRECT ANSWER-Autonomic efferent neurons can be excitatory or inhibitory. The "power stroke" is due to the flexing of the myosin head group forcing the movement of actin. What molecular event produces myosin's power stroke? CORRECT ANSWER-Release of Pi from myosin What is found in the central canal of the normal, healthy spinal cord? CORRECT ANSWER-cerebral spinal fluid This gli...

UNH Nutrition 400 Final Exam with complete Questions and Answers.8 enzymes of vitamin B - answerThiamin, Riboflavin, Niacin, Folate, B12, Biotin, Pantothenic Acid, B6 Niacin can be synthesized from? - answertryptophan Major functions of Folate - answerFormation of DNA, metabolize amino acids, formation of neurotransmitters Synthetic form of folate? - answerfolic acid Folate deficiencies can cause? - answermacrocytic anemia and neural tube defects major functions of vitamin B12 - answerfo...

The Neuron Doctrine correct answers the neuron is the fundamental unit of the nervous system Law of Dynamic polarization correct answers Although the axon can conduct in both directions, in tissue there is a preferred direction for transmission from cell to cell. Central Nervous System correct answers composed of the brain and the spinal cord Peripheral Nervous System correct answers consisting of the nerves that connect the brain and spinal cord with the body's muscles and glands sens...

CPHT Practice Review Test With Complete Solutions 2024. Which of the following is a disorder characterized by a thinning of bone tissue and loss of bone density over time? A. Multiple sclerosis B. Osteoarthritis C. Osteoporosis D. Rheumatoid arthritis - correct answer c-Osteoporosis is a thinning of bone tissue and loss of bone density over time. Multiple sclerosis is an autoi1nmune disease in which the myelin sheaths around nerves degenerate, resulting in a loss of muscles and eyesight. ...

UNH Nutrition 400 Final Exam with complete Questions and Answers.8 enzymes of vitamin B - answerThiamin, Riboflavin, Niacin, Folate, B12, Biotin, Pantothenic Acid, B6 Niacin can be synthesized from? - answertryptophan Major functions of Folate - answerFormation of DNA, metabolize amino acids, formation of neurotransmitters Synthetic form of folate? - answerfolic acid Folate deficiencies can cause? - answermacrocytic anemia and neural tube defects major functions of vitamin B12 - answerfo...

Multiple Sclerosis Practice Test Questions with Correct Answers Multiple Sclerosis - Answer-A chronic, progressive, degenerative disorder of the CNS characterized by demyelination of nerve fibers of the brain and spinal cord. Cause of MS - Answer-unknown; related to infectious (viral), immunologic and genetic factors. MS is characterized by - Answer-chronic inflammation, demyelination, and gliosis (scarring) in the CNS. What is the autoimmune response that occurs in MS? - Answer-The m...

What is the function of the nervous system? - Answer Monitoring of changes inside and outside of the body The brain and spinal cord are included in which division of the nervous system? (abbreviation) - Answer CNS The cranial nerves, spinal nerves, and ganglia are included in which division of the nervous system? (abbreviation) - Answer PNS Sensory information travels to the brain in the afferent or efferent nervous system? - Answer Afferent Motor information/commands travel to the s...

Multiple Sclerosis Test Questions and Answers Multiple Sclerosis (MS) Definition - Answer-Multiple Sclerosis (MS) is an acquired disease of demyelinating plaques within white matter of the CNS disseminated over space and time It is characterized by relapsing and remitting, or progressive, neurologic deficits in multiple areas of the CNS over time. Epidemiology of MS - Answer-MS has a predilection for white matter in the CNS T cell auto-immune mediated destruction of myelin sheathing w...