Chapter 10 review questions. anatomy iq

Inspiration is __________. Expiration is _______________.

Always active, active or passive depending on lung volumes

Inspiration can only occur in the presence of negative air pressure with in the lungs; conversely, expiration requires pressure inside the lungs to be greater than atmospheric pressure. Volume and pressure are inversely related; meaning as one increases, the other decreases when temperature is constant. This is known as

Boyle's Law

At rest the diaphragm sits in a __________ position

DOMED

Shortness of breath or "air hunger" is referred to clinically as:

Dyspnea

The mucosal tissue of the lung produces phlegm, which serves to:

MOISTURIZE THE INNER SURFACE OF THE RESPIRATORY TRACT AND PROTECT THE LINING OF THE AIRWAY FROM PARTICLES THAT EXIST WITHIN INHALED AIR.

The diaphragm is innervated by:

Phrenic nerve (C3, C4, C5)

In two words, describe the primary function of respiration

SUSTAINS LIFE

Expiratory muscle strength training (EMST) primarily targets:

THE ABDOMINAL COMPLEX AND INTERNAL INTERCOSTALS.

T/F respiratory muscle weakness can adversely impact voice and speech

TRUE

The membrane that covers the surface of the lungs, connecting them to the inner surface of the thoracic cavity, is called the:

Visceral Pleura

The site of gas exchange in the lungs is the

alveoli

which of the following are non respiratory functions of the lungs

phonation, coughing, yawning, and hiccups

Which of the following is not part of the lower respiratory system

vocal tract