What is the region of the coxal bone that bears most of the body weight when a person is sitting?
a. pubis
b. greater sciatic notch
c. iliac crest
d. ischial tuberosity
Answer: d. ischial tuberosity
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If the partial pressure of oxygen is lower in the pulmonary capillaries than in the alveolus, O2 will diffuse:
from the area of lesser concentration to the area of greater concentration out of the pulmonary capillary into the alveolus there will be no net diffusion of oxygen out of the alveolus into the pulmonary capillary none of the choices are correct
To maintain homeostasis, the hormone that is secreted during the postabsorptive state causes
A. a decrease in the level of fatty acids in the blood. B. an increase in protein synthesis in tissue cells. C. an increase in the level of blood sugar. D. formation of triglycerides from fatty acids.
The motor neurons of this division of the nervous system are located in the brain stem or ventral horns of the spinal cord and send their axons directly to muscles
A) parasympathetic division of the ANS B) parasympathetic and sympathetic divisions of the ANS C) sympathetic nervous system of the ANS D) somatic nervous system
An individual that has a dominant allele will have the phenotype of the
A. dominant trait. B. recessive trait. C. neither trait. D. both traits.