Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
Which muscles are used for forced inspiration
|
Sternomastoid
Scalene Rhomboideus major and minor Pectoralis major and minor Serratus anterior External intercostals |
|
Sternomastiod...
|
lifts thorax
|
|
Scalene and serratus anterior...
|
elevate ribs
|
|
Internal intercostals are used in...
|
Forced expiration
Depress and invert ribs |
|
Diaphragm
|
Used in quiet inspiration
Relaxes during quiet expiration |
|
Rectus abdominus...
|
Used in forced expiration
|
|
During quiet breathing, what percentage are the external intercostals and diaphragm used in normal inspiration?
|
80% diaphram
20% external intercostals |
|
Quiet expiration is a ________ process and involves the _______ of muscles
|
Passive
Recoil |
|
What is the function of the diaphragm in quiet inspiration?
|
Pulls lungs down
|
|
What is the function of the external intercostals in quiet inspiration?
|
lifts rib cage
|
|
What keeps the lungs expanded?
|
Pleural cavity
|
|
Alveolar ventilation =
|
Respiratory rate x (tidal volume - dead space)
|
|
Vital capacity =
|
Tidal volume + IRV + ERV
|
|
Total lung capacity =
|
Tidal volume + IRV + ERV + RV
|
|
Functional residual capacity =
|
Expiratory reserve volume + reserve volume
|