Monocytes
a. are the first phagocytes to exit the blood and arrive at an injured or invaded area
b. swell and mature into macrophages after exiting the blood
c. act as opsonins
d. have all of the above characteristics
e. have characteristics a and b
B
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A ________ allele is expressed only when homozygous
A) homologous B) homocentric C) recessive D) maternal E) dominant
A systolic murmur makes a "lub swish-dup" sound
Indicate whether the statement is true or false
Feelings of thirstiness are brought on by
A. decreases in salivary secretions and decreases in blood osmolarity. B. decreases in salivary secretions and increases in blood osmolarity. C. increases in salivary secretions and decreases in blood osmolarity. D. increases in salivary secretions and increases in blood osmolarity.
Sacs lined with synovial membranes that act as cushions between bones and other structures are called ________
A) tendons B) menisci C) ligaments D) bursae