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Respiratory System
Reiser Chapter 5 Respiratory System Test
| Question | Answer |
|---|---|
| The exchange of oxygen and carbon dioxide that takes place in the body is called _________. | respiration |
| The exchange between the external environment and the blood that takes place in the lungs is termed _____________. | external respiration |
| The gaseous exchange between the blood and the cells of the body is termed _______________. | internal respiration |
| The oxidation that occurs within the cell is termed __________. | cellular respiration |
| Air enters the nasal cavity through the _____. | nose |
| The function of the mucosa of the nasal cavity is to ______, ______, and ______ the air. | warm, moisten, filter |
| The passageway common to the digestive system and the respiratory system that is also referred to as the throat is called the ______. | pharynx |
| The air passes through the voice box or the _______. | larynx |
| In the chest, the windpipe or _______ divides into two _______. | trachea, bronchi |
| The entire system of multibranched air passages is called the _________. | bronchial tree |
| The air passages terminate in clusters of air sacs called _______. | alveoli |
| The act of ventilation is accomplished by ________. | breathing |
| The blood in the pulmonary arteries has a high concentration of ______________. | carbon dioxide |
| Oxygen moves from the lungs to the blood by _________. | diffusion |
| The by-products of _____________ are water, carbon dioxide, and energy. | cellular respiration |
| __________ is carried by the red blood cells in the blood. | Carbon dioxide |
| When the diaphragm contracts, it causes a person to _______. | inhale |
| Exchange of carbon dioxide and oxygen is called ________. | respiration |
| Internal respiration occurs between the blood and the ________. | cells |
| Oxygen is carried from the lungs to the body cells by linking (chemically bonding) with ________. | hemoglobin |
| Normal adult respiration occurs this many times per minute: | 10-20 |
| The largest respiratory muscle/muscles is/are the _______. | diaphragm |
| The functions of the nose include ____________, _____________, and _____________. | assisting in speech, filtering warming and moistening the incoming air, serving as the organ of smell |
| The walls of the alveoli are composed of ____________. | single epithelium cells |
| When the diaphragm contracts, it __________________. | flattens out, allowing the lungs to expand and fill with air |
| What describes the bronchi? | resemble the trachea in structure, are structured into two primary airways, furnish a passageway by which air can reach the lungs |
| The cartilaginous structure at the base of the tongue that helps to prevent food and liquid from entering the trachea is the _________. | epiglottis |
| The layer of serous membrane that is firmly attached to the surface of a lung is called _____________. | visceral pleura |
| A flexible cylindrical tube, the ______, is supported by C-shaped pieces of hyaline cartilage arranged one above the other. | trachea |
| The functions of the pharynx include _________, ________, and __________. | aiding in phonation, furnishings open passageway for air going to and from the lungs, serving the digestive tracts as a passageway |
| The ______ is/are soft, spongy, cone shaped organs located in the thoracic cavity. | lungs |
| Also commonly called the throat, the _______ is located behind the mouth cavity and between the nasal cavity and the larynx. Part of its function is to provide a passageway for food traveling from the oral cavity to the esophagus. | pharynx |
| A _____________ lines the nasal cavity and includes an extensive network of blood vessels. Heat leaves the blood and warms the incoming air as it passes over this. | mucous membrane |
| Although the _______ function mainly to reduce the weight of the skull, they also serve as a resonant chamber that affects the quality of the voice. | sinuses |
| The _______ is an enlargement in the airway at the top of the trachea that serves as a passageway for air moving in and out of the trachea, as well as providing a mechanism for sound production. | larynx |
| The main way in which gas exchange happens through the respiratory membrane is by ______. | diffusion |
| A by-product of cellular respiration is _______, ______, and _______. | carbon dioxide, heat, water |
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