Expiration (exhalation) occurs when ________.
A) the diaphragm and intercostal muscles contract
B) air moves into the lungs
C) intrapulmonary volume increases
D) the diaphragm and intercostal muscles relax
E) intrapulmonary pressure decreases
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Question 2) Thyroid hormone controls blood calcium levels.
Indicate whether the statement is true or false
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Question 3) The presence of air in the intrapleural space is known as ________.
A) pneumothorax
B) atelectasis
C) pneumonia
D) pleurisy
E) wheezing
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Question 4) Growth hormone promotes the growth of skeletal muscles and long bones of the body.
Indicate whether the statement is true or false
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Question 5) Which one of the following is NOT true of inspiration?
A) Contraction of the diaphragm muscle helps increase the size of the thoracic cavity.
B) Relaxation of the external intercostal muscles helps increase the size of the thoracic cavity.
C) Increased intrapulmonary volume causes inhaled gases to spread out.
D) The decreased gas pressure produces a partial vacuum that forcibly sucks air in.
E) Air continues to move into the lungs until intrapulmonary pressure equals atmospheric pressure.
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Question 6) Antidiuretic hormone promotes both sodium and water retention.
Indicate whether the statement is true or false
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Question 7) Which of the following events of respiration involves the flow of air out of the lungs?
A) internal respiration
B) inspiration
C) external respiration
D) expiration
E) cellular respiration
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Question 8) The hyposecretion of luteinizing hormone (LH) or follicle-stimulating hormone (FSH) results in sterility.
Indicate whether the statement is true or false
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Question 9) What forms the respiratory membrane (air-blood barrier)?
A) respiratory bronchioles and alveoli
B) terminal bronchioles and respiratory bronchioles
C) systemic capillaries and cells of the body
D) the visceral and parietal pleura
E) the fused basement membranes of alveolar and pulmonary capillary walls
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Question 10) Acromegaly is a condition that results from the hypersecretion of growth hormone after long bone growth has ended.
Indicate whether the statement is true or false
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