1. How is heart rate variability (HRV) related to the autonomic nervous system andoverall health?2. What is resonance frequency breathing and how is it related to HRV?

Cardiovascular health refers to the overall well-being of the heart and blood vessels, crucial…

Answered: 1. How is heart rate variability (HRV)…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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1-Kathleen decided to donate blood to the Canadian Red Cross. After donating blood, her blood pressure reading was 140 mm Hg / 95 mm Hg. Is this an example of hypotension OR hypertension? What are TWO possible side effects Kathleen may experience? EXPLAIN why she may experience them. 2-You are shown two samples of blood, one of which is a brighter shade of red than the other. What prediction can you make about the oxygen content in the two samples?
6. What is the physiological difference between pulmonary obstructive disorder and pulmonary restrictive disorder? 7. How can Pulmonary Function Tests (PFTS) help distinguish between these two disorders mentioned above? 8. Lupe is 62" tall and 18 years old. Her results for her PFT in Physiology class were as follows: Tidal Volume: Time for one breath (s): Vital Capacity (L) FEVI (L) 0.385 Liters 4.5 seconds 2.124 Liters 1.787 Liters a. Calculate Lupe's Respiratory Rate and Minute Volume. Give units of measurement. b. Does Lupe have a respiratory disorder? If so, is it restrictive or obstructive? Explain and show your calculation. 9. The medical records of Chris and Gaby may have gotten mixed up. One of these two individuals has asthma. Given the data below, who has asthma? Age and Height Tidal Volume (L): Time for one breath (s): Forced Vital Capacity (L) FEVI (L) Chris 25 y.o./63 inches 0.487 4.1 4.124 2.685 Gaby 27 y.o./64 inches 0.398 4.5 3.80 2.97
3. Based on the above homeostatic mechanism, Explain how heart rate may be affected if a patient experiences extended hypothermia?
2. Consider the mechanics of breathing during quiet breathing. Name the TWO inspiratory muscles. State the changes in the intrapleural pressure (Pip) and the lungs' volume during inhalation. How can air go into the lungs during inhalation?
3. Explain how a change in carbon dioxide will lead to a change in pH, and how this reaction can affect respiratory rate. (no need to do what is instructed) Thank you for your help!
1. How is 20-30% of CO2 is transported in the blood? 2. How is 70% of CO2 transported in the blood? 3. What is the group in the medulla that initiates inspiration?
2. Fill in the blanks Normal value (with unit) in a healthy resting individual Stroke Volume Resting Cardiac Output Resting Mean Arterial Pressure Resting Alveolar Ventilation Rate pH of the Arterial Blood Arterial PO2 Arterial PCO2
5. What are the characteristics of flow and pressure in the pulmonary circuit?
2. Why do we continue to use extra oxygen after exercise? 3. If someone has a problem with their sympathetic nervous system having depressed (insufficient) activity, how would this affect their exercise capacity? What would be different about their circulatory and respiratory system responses to exercise?
1.What is the effect of Epinephrine on the bronchial airway? 2.During expiration, what happens to the volume of the thoracic cavity? 3.What happens to the Pressure inside the thoracic cavity?
22. All of the followings are correct, except--------------------------------. A. Pulmonary circuit of birds & mammals is maintained at much lower pressures than systemic circulation B. Bird embryos have mechanism to shunt of blood from one circuit to the other C. Mammals fetus has the same pressure on both sides of the heart D. In amphibians, the blood vessels draining the left and right ventricles have an interconnecting aperture E. In some fish species that have air breathing organ, the gills remain partly functional
Discuss 4 homeostatic imbalances of the respiratory system and what is occurring physiologically in a person with the condition.

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1. How is heart rate variability (HRV) related to the autonomic nervous system and overall health? 2. What is resonance frequency breathing and how is it related to HRV?