The main process involved in capillary exchange is
A) pinocytosis
B) active transport
C) diffusion
D) phagocytosis
Answer: C) diffusion
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"Far-sighted" people suffer from emmetropia.
Answer the following statement true (T) or false (F)
During the menstrual phase of the uterine cycle,
a. a new ovarian follicular phase is beginning. b. estrogen and progesterone levels reach their lowest concentration. c. vasoconstriction of the uterine vessels occurs in response to release of a uterine prostaglandin. d. the corpus luteum degenerates. e. all of these answers.
Which type of epithelium constructs the thin walls of the air sac in the lungs?
A) simple squamous epithelium B) simple cuboidal epithelium C) simple columnar epithelium D) None of the listed responses is correct.
Gas exchange between the cells and extracellular fluid utilizes active transport.
Answer the following statement true (T) or false (F)