The concentration of a particular antibody within the blood is referred to as the antibody ________.
Fill in the blank(s) with the appropriate word(s).
titer
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The chloride shift refers to the
A. effect of Cl? on H+ diffusion from red blood cells. B. exchange of Cl? for hemoglobin across the red blood cell membrane. C. effect of Cl? on the O2 dissociation curve. D. exchange of Cl? for CO2 across alveolar cell membranes. E. exchange of Cl? for bicarbonate ions across the red blood cell membrane.
Milk ejection (the letdown reflex) is stimulated by which of the following hormones associated with pregnancy?
A) prolactin B) oxytocin C) inhibin D) gonadotropin
A man complains of swelling and pain at the base of his big toe. Which of the following conditions could be a likely cause?
A. Talipes B. Rheumatoid arthritis C. Sprain D. Gout E. Subluxation
Labor begins when the increasing concentration of ________, which stimulate(s) uterine contractions, reaches a point that overrides the effect of ________, which inhibit(s) uterine contractions.
A. relaxin; progesterone B. estrogens; progesterone C. progesterone; estrogens D. relaxin; estrogens