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Ch. 21 The Respiratory System
Amerman- Human Anatomy & Physiology 3e
Amerman3rd EditionHuman Anatomy & PhysiologyISBN: 9780138247201, 9780138247928, 9780138201814당신이 사용하는 게 아니라요?교과서 변경
모든 교과서Amerman 3rd EditionCh. 21 The Respiratory System문제 1
21장, 문제 1

Which of the following are functions of the respiratory system? Circle all that apply.
a. Providing for speech
b. Regulating the autonomic nervous system
c. Maintaining the acid-base balance of the blood
d. Temperature homeostasis
e. Raising the pressure in the abdominopelvic cavity
f. Assisting in blood pressure regulation

검증된 단계별 안내
1
Step 1: Begin by understanding the primary functions of the respiratory system. The respiratory system is responsible for gas exchange, specifically oxygen intake and carbon dioxide removal, and plays roles in maintaining homeostasis in the body.
Step 2: Evaluate each option provided in the question to determine if it aligns with the known functions of the respiratory system. For example, providing for speech is a function of the respiratory system because air movement through the vocal cords enables sound production.
Step 3: Consider the role of the respiratory system in maintaining the acid-base balance of the blood. The respiratory system regulates blood pH by controlling the levels of carbon dioxide, which affects the bicarbonate buffer system.
Step 4: Analyze the other options, such as raising pressure in the abdominopelvic cavity. This is a function of the respiratory system during activities like coughing or sneezing, where the diaphragm and respiratory muscles create pressure changes.
Step 5: Review the remaining options, such as assisting in blood pressure regulation. The respiratory system indirectly influences blood pressure through mechanisms like oxygen delivery and carbon dioxide removal, which affect vascular resistance and heart function.

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주요 개념

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Functions of the Respiratory System

The respiratory system is primarily responsible for gas exchange, allowing oxygen to enter the bloodstream and carbon dioxide to be expelled. Additionally, it plays roles in speech production, as the movement of air through the vocal cords generates sound. Understanding these functions is crucial for identifying which options in the question are correct.
추천 영상:
가이드 코스
06:04
Functional Groups

Acid-Base Balance

The respiratory system helps maintain the acid-base balance of the blood by regulating carbon dioxide levels. When CO2 levels rise, it can lead to increased acidity in the blood, prompting the respiratory rate to increase and expel more CO2. This balance is vital for overall metabolic function and homeostasis.
추천 영상:
가이드 코스
01:29
Acids and Bases

Homeostasis and Regulation

Homeostasis refers to the body's ability to maintain stable internal conditions despite external changes. The respiratory system contributes to temperature regulation and blood pressure control by adjusting airflow and gas exchange. Recognizing these regulatory functions is essential for understanding the broader implications of respiratory health.
추천 영상:
03:46
Homeostasis Example 1
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