An healthy human breathes ____________

(a)

12 - 16 times / minute

(b)

7 times / minute

(c)

2 times / second

(d)

20 times / minute

____________ is a type of respiration that can occur in water and air.

(a)

Brachial

(b)

Cutaneous

(c)

Lungs

(d)

Gills

_________ is used to measure the volume of air involved in breathing movement for clinical assessment.

(a)

Sphygmomanometer

(b)

Clinical thermometer

(c)

Spirometer

(d)

Haemocytometer.

Which of the following does not belong to the conducting zone of the respiratory system?

(a)

trachea

(b)

bronchioles

(c)

larynx

(d)

alveoli

UV+RV= ______________

(a)

EC

(b)

TLC

(c)

IC

(d)

VC