- The upper respiratory tract warms and humidifies inspired air and plays a role in taste, smell, and mastication.
- Signs of accessory muscle use include shoulder elevation, intercostal muscle retraction, and scalene and sternocleidomastoid muscle use during respiration.
- When patients use axillary crutches, their palms should bear the brunt of the weight.
- Signs of accessory muscle use include shoulder elevation, intercostal muscle retraction, and scalene and sternocleidomastoid muscle use during respiration.
- When patients use axillary crutches, their palms should bear the brunt of the weight.