Activities Quiz
1.

The posterior inferior vena cava is indicated by the letter _____. (Activity 42A)

question #1

A
B
C
D
E


2.

Arteries carry blood _____. (Activity 42A)

away from capillaries
away from the heart and away from the lungs
to the heart and away from the lungs
to the heart only
away from the heart only


3.

Blood returns to the heart via the _____.(Activity 42A) and (Activity 42B)

aorta
pulmonary arteries
pulmonary veins
aorta and pulmonary arteries
aorta and pulmonary veins


4.

From the pulmonary veins, blood flows to the _____. (Activity 42A) and (Activity 42B)

right atrium
left atrium
aorta
capillaries of the lungs
posterior vena cava


5.

From the anterior vena cava, blood flows to the _____. (Activity 42A) and (Activity 42B)

right atrium
left atrium
aorta
capillaries of the lungs
posterior vena cava


6.

From the capillaries of the abdominal organs and hind limbs, blood flows to the _____. (Activity 42A) and (Activity 42B)

right atrium
left atrium
aorta
capillaries of the lungs
posterior vena cava


7.

Carbon dioxide enters the blood at the _____. (Activity 42C)

capillaries of the lungs
capillaries of the abdominal organs
capillaries of the hind limbs
capillaries of the head and forelimbs
capillaries of the head, forelimbs, abdominal organs, and hind limbs


8.

The _____ has(have) the thinnest walls. (Activity 42C)

aorta
capillaries
posterior vena cava
pulmonary artery
right ventricle


9.

Blood pressure is highest in the _____. (Activity 42C)

aorta
posterior vena cava
anterior vena cava
pulmonary artery
capillaries


10.

Most gas exchange with blood vessels occurs across the walls of the structure indicated by the letter _____. (Activity 42C)

question #X

A
B
C
D
E


11.

Voice sounds are produced by the _____. (Activity 42D)

trachea
diaphragm
bronchioles
larynx
lungs


12.

The primary functions of the _____ are to warm, filter, and humidify air. (Activity 42D)

lungs
trachea
bronchus
nasal cavity
alveoli


13.

Most carbon dioxide is carried from the body tissues to the lungs _____. (Activity 42E)

as bicarbonate ions (HCO3-)
combined with hemoglobin
by the trachea
as hydrogen ions (H+)
dissolved in blood plasma


14.

By picking up hydrogen ions, hemoglobin prevents the blood from becoming too _____. (Activity 42E)

acidic
basic
thick
low in oxygen concentration
red


15.

In the blood most of the oxygen that will be used in cellular respiration is carried from the lungs to the body tissues _____. (Activity 42E)

as bicarbonate ions (HCO3-)
combined with hemoglobin
by the trachea
water (H2O)
dissolved in blood plasma



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2002 Pearson Education, Inc.,
publishing as Benjamin Cummings