When ________ enter the microvilli of taste cells, depolarization occurs, producing a ________ taste sensation.
A. sodium ions; sweet
B. sodium ions; sour
C. hydrogen ions; bitter
D. calcium ions; sour
Answer: D
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The visceral peritoneum covering the surface of each ovary is a single layer of cuboidal epithelium called the ________.
Fill in the blank(s) with the appropriate word(s).
Match the component of the cytoskeleton with its characteristics: These thinnest members of the cytoskeleton are composed of strands of actin protein.
A)Intermediate filaments B)Microfilaments C)None of the listed responses is correct. D)Microtubules
This cell is the largest white blood cell. It lacks cytoplasmic granules and has a kidney-shaped nucleus
A) monocyte B) eosinophil C) neutrophil D) basophil
The cells of an alveolus that secrete surfactant are type ________.
Fill in the blank(s) with the appropriate word(s).