Which of the following is NOT an example of a cytoplasmic inclusion?
A. lipid droplets
B. hemoglobin
C. actin filaments
D. melanin
E. lipochrome
C
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Found in the urinary bladder, __________ epithelium resembles __________ epithelium, but the apical cells are rounded, not flattened.
A. transitional; stratified squamous B. stratified squamous; pseudostratified C. stratified squamous; stratified columnar D. simple columnar; pseudostratified E. transitional; simple cuboidal
____________ sweat glands become active at puberty and possess ducts that
open into hair follicles. Fill in the blank(s) with correct word
When a skeletal muscle fiber contracts:
A) the A bands shorten while the I bands lengthen. B) the H zone and I bands narrow. C) the H zone narrows while the I bands widen. D) Z discs move farther apart while the A bands shorten.
In the systemic circuit, which of these best describes active hyperemia?
A. increased metabolic activity that results in vasoconstriction B. increased metabolic activity that results in vasodilation C. decreased blood flow to tissues that results in vasoconstriction D. decreased blood flow to tissues that results in vasodilation E. increased blood pressure that drives blood more rapidly through tissues