As air moves down through the tracheobronchial tree, the FIRST segment that will contain alveoli will be ________.
A. alveolar sac
B. alveolar duct
C. terminal bronchioles
D. respiratory bronchioles
E. bronchioles
Answer: D
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A metabolic pathway results in the synthesis of a hormone. The presence of that hormone inhibits the second reaction in the pathway. Which of the following terms are appropriate descriptions of this inhibition?A) End-product inhibitionB) Negative feedbackC) Covalent modificationD) Catabolic inhibitionE) Affinity
What will be an ideal response?
All of the following movements occur at the intervertebral joints except
A) flexion. B) rotation. C) dorsiflexion. D) lateral flexion. E) extension.
A small white blood cell with a large round nucleus would be a
A) neutrophil. B) lymphocyte. C) monocyte. D) basophil. E) eosinophil.
In the diagram, where is the M line
A. A B. D C. H D. J E. I