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SLHS 304 Speech Pt1
| Question | Answer |
|---|---|
| What are the three phases of speech production? | 1. respiration 2. phonation 3. resonance + articulation |
| What six parts of the body are involved in speech production? | 1. Lungs 2. Trachea 3. Larynx 4. Pharynx 5. Nasal Cavity 6. Oral cavity |
| What are the three requirements for speech production? | 1. A source of energy 2. A vibrating element 3. A resonator |
| What three subsystems are involved in speech production? | 1. respiratory 2. laryngeal 3. superlaryngeal |
| What are the five types of vertebrae? | 1. Cervical 2. Thoracic 3. Lumbar 4. Sacral 5. Coccygeal |
| What are the three parts of the skeletal thorax? | Thoracic vertebrae, ribs, sternum |
| What are the two functions of the thorax? | To protect and support the respiratory function. |
| How many true ribs are there? | Seven |
| How are the true ribs connected? | Connected to the sternum via costal cartilages |
| What numbers are the false ribs? | 8,9,10 |
| How are the false ribs connected? | To the 7th rib via costal arch |
| What numbers are the floating ribs? | 11 & 12 |
| How are the floating ribs connected? | They do NOT attach to the front of the thorax |
| What are the three parts of the sternum? | The manubrium, the body, the xyphoid process |
| What is the importance of the sternum? | It is the attachment site for muscles and cartilages of the thorax |
| What are the three parts of the respiratory system? | The upper respiratory tract, the conducting airways, and the lungs. |
| What is the function of the upper respiratory tract? | To filter, warm, and moisten air |
| What three cavities compose the upper respiratory tract? | The nasal, oral, and pharyngeal cavities |
| What is the functions of the conducting airways? | To allows the air to get from the upper respiratory system to the lungs |
| What are the four structures of the conducting airways? | The larynx, the trachea, the bronchi, and the alveoli |
| What is the function of the lungs? | To exchanges oxygen and carbon dioxide |
| What is the trachea? | A semi-rigid tube |
| What makes the trachea semi-rigid? | The cartilaginous rings that surround it. |
| What is the posterior membranous wall of the trachea? | The esophagus |
| The trachea spans from the ___ vertebra to the ___vertebrae | 6th cervical; 4th or 5th thoracic |
| The trachea splits at the bottom to form the? | Main stem bronchi |
| What are the bronchi? | Tubes that run from the trachea to the lungs |
| What are the characteristics of the right main bronchus? | It is larger, shorter, and more in direct line with the trachea because it feeds the larger lung. |
| Which bronchus are foreign objects more likely to enter? | The right. |
| What are the last divisions of the bronchi which communicate directly with the air sacs of the lung called? | The terminal bronchioles |
| What is the name for the air sacs of the lungs? | Alveoli |
| What happens in the alveoli? | Oxygen and carbon dioxide are exchanged between air and blood |
| How many liters is the average male lung capacity? | 6.5L |
| How many liters is the average female lung capacity? | 5.8L |
| During rest breathing what is the avg. volume of air inhaled? | 500 cc (0.5L) |
| What are the two types of pleura in the thoracic cavity? | The visceral and parietal pleura |
| Which pleura covers the lungs themselves? | The visceral pleura |
| Which pleura surrounds the other pleura of the lungs? | The parietal pleura |
| The intrapleural pressure, is (negative/positive) | Negative |
| Why MUST the intrapleural pressure be negative? | Because the vacuum created by the negative pressure is what allows the lungs to stick to the wall of the cavity. |