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BIO 253 FINAL EXAM VERIFIED QUESTIONS WITH CORRECT ELABORATE SOLUTIONS| ALREADY GRADED A

Bio 253 Exercise 1 Lab Questions and Answers 100% Correct Anatomical Direction Deep Further from surface Anatomical Direction contralateral Opposite side of midline Anatomical Directional ipisilateral Same Side as Midline Anatomical Direction Prone Face Down patient Anatomical Direction Supine Face up Patient Negative feedback Correct deviations from normal Ex: When exercising the body temp increases. Sweat cools the body

BIOL 253 Lab Final (Labs 5-7) Questions and Answers Verified by Experts Why is the forced vital capacity less than the vital capacity? While forcing air out of the lungs, the pressure outside the airways increases rapidly and substantially. If this external pressure exceeds the pressure within the airways, unsupported airways can collapse. This results in air being trapped within alveoli, and it is unable to be expired and measured. Compare the rate of breathing with hyperinflated lung...

BIO253 quiz 1 Questions and Answers Verified by Experts how is the acid secretion stimulated hormones gastrin and histamine and acetylcholineparasympathetic NS/ rest and digest, vagus nerve here, stimulates digestion why are NSAIDs bad for digestion they block prostaglandins synthesis, which inhibit acid secretions and stimulate mucous production. This will cause bleeds because there is less protective mucous and more acid how do they -ozle meds work? (ex. omeprazole) proton pump inhib...

Bio 253- Chapter 3 Cells Questions and Answers Verified by Experts Transcytosis transport into, across, and then out of cell Cytoplasm A jellylike fluid inside the cell in which the organelles are suspended Cytosol Fluid portion of cytoplasm Organelle A tiny cell structure that carries out a specific function within the cell Cytoskeleton A network of fibers that holds the cell together, helps the cell to keep its shape, and aids in movemen

BIOL 253 lab final UNC Questions and Answers Verified by Experts How could you relieve fatigued muscles? - Drink highly caffeinated beverages to regain your energy. - Keep pushing through the pain. - Rest the muscles to allow blood flow to re-establish pH and replenish nutrients needed for ATP production. Rest the muscles to allow blood flow to re-establish pH and replenish nutrients needed for ATP production. Those suffering from motor neuron disease experience dysfunction in which a...

Bio 253 Questions and Answers 100% Correct What does the longitudinal fissure separate? cerebral hemispheres What does central nervous system consist of? brain and spinal cord What does the brain control? sensation, perception, movement, thinking What does the peripheral nervous system consist of? cranial nerves, spinal nerves, ganglia What are the 3 layers that protect brain and spinal cord? Pia, arachnoid and dura What is cerebrospinal fluid (CSF)? clear, colorless liquid that circulat...

Bio 253 Lab 1 Test 1 Questions and Answers Verified by Experts three ways ATP can be remade 1. oxidative phosphorylation (electron transport chain) 2. anaerobic glycolysis (no oxygen): pyruvate gets turned to lactic acid 3. stored as phosphocreatine physiological causes of fatigue -ATP production < ATP demand -excessive accumulation of lactic acid -pH levels drop associated with lactic acid in skeletal muscle, ATP is not generated through a)Aerobic metabolism b) Anaerobic metabolis...

Bio 253 lab (Test 3) Questions and Answers Verified by Experts occipital bone posterior head, base of the skull sphenoid bone "keystone" of the cranium floor/ articulates with other bones ethmoid bone forms part of the posterior portion of the nose, the orbit, and the floor of the cranium (nasal cavity) facial bones are: nasal, lacrimal, palatine, and inferior nasal conche, vomer, maxillae, etc. nasal bone forms the bridge of the nose

BIOL 253 Lab Exam Questions and Answers Verified by Experts why is it necessary to abrade the skin before an EMG To reduce the electrical resistance of the skin coactivation contraction of an agonist muscle leads to minor activity in the antagonist muscle; it has been suggested that it helps to stabilize the joint during isotonic contractions agonist muscles sometimes called "prime movers" as they are the primary muscle responsible for generating movement through their contracti...