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# Endocrine Phys

QuestionAnswer
The endocrine system is a major controlling system in the body. It means of control, however, is much _______ than that of the ______, the other major system that maintains homeostasis. slower and prolonged nervous system
The endocrine system uses chemical messengers called ______________ instead of _____________ used by the nervous system. hormones nerve impulses
Chemical messengers (hormones) enter the blood and are carried throughout the body by the function of the ___________ system. cardiovascular
What are the 3 phases of the stress response alarm resistance exhausion
What are the effects on the body during the alarm phase of the stress response? short and quick fight or flight response due to hormones (epinephrine, norepinephrine, and adrenaline) which increases heart rate, dilation of bronchioles, suppresses digestion, sleep and urine output
What are the effects on the body during the resistance phase of the stress response? body tries to reach homeostasis, hypothalamus releases longer lasting hormones: corticosteroids, cortisol, aldosterone. Long term stressors, elevate blood sugar levels, nervousness, fatigue, teeth grinding, insomnia
What are the effects on the body during the exhaustion phase of the stress response? fatigue in the extremities, anxiety, rage, depression, insomnia, chronic digestive issues, high blood pressure, high blood sugar, abdominal fat, bone and muscle loss, joint capsule and connective tissue failures
What is the function of insulin decreases blood sugar
What is the function of the thyroid hormone increases metabolism, heat production, maintenance of blood pressure, tissue growth, skeletal muscle and nerve development
What is the function of cortisol depresses inflammation and immune responses, mobilize fats for energy consumption, breakdown proteins and increase blood sugar, depress cartilage and bone formation
T/F hormone secretion is triggered by internal stimulus only false
T/F Hormone blood levels are normally balanced through homeostasis true
T/F humoral stimulus refers to the stimulation of one endocrine gland from another endocrine gland false
____________ are the primary hormones involved in the resistance phase of the stress response cortisol/ aldosterone
What is the effect of aging on the endocrine system? It slows down, some hormone production is slower down or completely stopped.
Created by: Zenfenn
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