Question

Thoracic breathing takes place during
i) emergency situation
ii) vigorous exercise
iii) rest and sleep

• A. Only i is correct
• B. Only ii is correct
• C. i and ii are correct
• D. ii and iii are correct

Answer 1

The correct option is C i and ii are correct

Thoracic breathing takes place during an emergency situation or during vigorous exercise.
$\begin{array}{cc}\text{Thoracic breathing}& \text{Abdominal breathing}\\ \text{i. Type of breathing that involves the chest.}& \text{i. Type of breathing that involves abdomen.}\\ \text{ii. The external intercostal muscles are primarily used.}& \text{ii. The diaphragm is primarily used.}\\ \text{iii. This type of breathing usually occurs during}& \text{iii. This type of breathing usually occurs during}\\ \text{vigorous exercise or in emergency situations.}& \text{relaxed times i.e rest or sleep.}\end{array}$