RESPIRATORY AND CIRCULATORY SYSTEM
QUIZ 2
Question 1
● Which is measured by an electrocardiogram?
THE SPREAD OF IMPULSES FROM THE SA NODE
Question 2
● Which is/are a cause(s) of vasoconstriction?
STRESS OR HORMONE CONCENTRATION
Question 3
● Which narrows airways and makes too much mucus?
ASTHMA
Question 4
● It refers to movement of air between atmosphere and alveoli.
VENTILATION
Question 5
● Which would be described as a portal system?
A VESSEL OR VESSELS CONNECTING TWO CAPILLARY BEDS
Question 6
● Air rushes into the lungs of humans during inhalation because
THE RIB MUSCLES AND DIAPHRAGM CONTRACT, INCREASING THE LUNG
VOLUME.
QUIZ 2
Question 1
● Which is measured by an electrocardiogram?
THE SPREAD OF IMPULSES FROM THE SA NODE
Question 2
● Which is/are a cause(s) of vasoconstriction?
STRESS OR HORMONE CONCENTRATION
Question 3
● Which narrows airways and makes too much mucus?
ASTHMA
Question 4
● It refers to movement of air between atmosphere and alveoli.
VENTILATION
Question 5
● Which would be described as a portal system?
A VESSEL OR VESSELS CONNECTING TWO CAPILLARY BEDS
Question 6
● Air rushes into the lungs of humans during inhalation because
THE RIB MUSCLES AND DIAPHRAGM CONTRACT, INCREASING THE LUNG
VOLUME.