Which type of cell makes up about 90% of the alveolar surface?
A. Type II pneumocytes
B. Type I pneumocytes
C. Macrophages
D. Ciliated simple squamous epithelial cells
Answer: B
Anatomy & Physiology
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How do cardiomyocytes communicate with one another?
A) Neurotransmitters B) Gap junctions C) Synapses D) Tight junctions
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Disinfectants can safely clean surgeons' hands prior to surgery
Indicate whether the statement is true or false
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What muscles are considered the major muscles of mastication? Select all that apply.
a. Buccinator b. Masseter c. Pterygoids d. Temporalis e. Orbicularis oris
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Which of the following is a nonsalt molecule that contributes to the hypertonicity of the interstitial fluid of the renal tubules?
A. Urea B. Xenobiotic molecule C. Protein D. Creatinine
Anatomy & Physiology