A physiological parameter which is regulated in an up-down fashion by signals that are always present but change in intensity is said to be under ________.
Fill in the blank(s) with the appropriate word(s).
tonic control
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The ventricles of the vertebrate brain contain
A) Neurons. B) Glia. C) Cerebrospinal fluid. D) Dura mater.
Answer the following statements true (T) or false (F)
1. The ductus arteriosus allows the blood from the umbilical vein to bypass the immature liver of the fetus. 2. The ductus venosus connects the umbilical vein directly to the inferior vena cava. 3. The foramen ovale and the ductus arteriosus allow the blood in the fetus to bypass the immature liver. 4. The foramen ovale shunts blood from the right ventricle to the left ventricle. 5. The ductus arteriosus connects the aorta and the pulmonary artery.
Chronic vomiting can lead to which of the following?
A) Lymphatic alkalosis B) Metabolic alkalosis C) Metabolic acidosis D) Respiratory acidosis E) Respiratory alkalosis
An infection that damages the vestibular nerve could result in a loss of
A) hearing and equilibrium. B) olfaction. C) visual acuity. D) hearing. E) equilibrium.