In dehydration:
a. intercellular fluid volume drops first
b. plasma volume drops first
c. interstitial fluid drops first
d. neither interstitial nor intracellular fluid volume are affected
c. interstitial fluid drops first
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Predict where autonomic neurons act to regulate heart rate?
a. ventricular contractile cells b. atrial contractile cells c. autorhythmic SA node cells d. Purkinje fibers
Which type of lever is demonstrated by using scissors?
A) a first-class lever B) a second-class lever C) a fourth-class lever D) a third-class lever
In familial hypercholesterolemia, individuals with two abnormal alleles die of heart attacks in childhood, those with only one abnormal allele typically die as young adults, and those with two normal alleles have normal life expectancies
This exemplifies ________. A) complete dominance B) penetrance C) incomplete dominance D) codominance E) pleiotropy
Hypercalcemia means ________
A) elevated sodium levels in blood B) lowered calcium levels in the blood C) elevated calcium levels in blood D) lowered calcium levels in bone E) elevated calcium levels in bone