Question

Asthma narrows airways to the lungs and in the lungs by contraction of muscles around the air passages, swelling of the airway lining, and build-up of excessive mucus. Because of this, asthma makes both the ___________ and ______________ systems work harder to deliver oxygen to the cells throughout the body.
A. respiratory; nervous
B. respiratory; muscular
C. respiratory; digestive
D. respiratory; circulatory

Answer 1

B or D?

Answer 2

The answer would be D) Respiratory; Circulatory. The lungs in the Respiratory sysetm are being strained in to bring in oxygen, while the Heart from the Circulatory system is beating much faster in an attempt to get oxygen to the other parts of the body faster.

Answer 3

thanks