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Jessie Bhutta

Week 14: Assignment - StudyStack Set 2

QuestionAnswer
What is the sliding filament theory? The process where actin and myosin filaments slide past each other to shorten a muscle and create contraction.
What ion triggers muscle contraction by binding to troponin? Calcium
Action potential A sudden electrical signal that travels along a neuron when sodium rushes in and potassium rushes out.
What hormone is released by the adrenal medulla during stress? Epinephrine
Stroke Volume The amount of blood pumped out of the left ventricle with each heartbeat.
Where does most gas exchange happen in the respiratory system? in the alveoli
The stomach secretes the enzyme ______ to begin protein digestion. Pepsin
ADH (antidiuretic hormone) A hormone that tells the kidney to reabsorb more water, reducing urine output.
What are the normal components of urine? Water, urea, creatinine, salt/electrolytes, and small amounts of other wastes
Metabolic acidosis A condition where the body's pH drops because of too much acid or loss of bicarbonate, kidneys compensate by excreting more hydrogen ions.
Created by: jessie0192
 

 



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