A medical practitioner who specializes in the diagnosis and treatment of malignant tumors is a( n ) _____. Select one:
a. immunologist
b. hematologist
c. allergist
d. oncologist
d. oncologist
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The spinothalamic tract conducts impulses
A. down the spinal cord from the thalamus. B. from the thalamus to the cerebral cortex. C. up the spinal cord to the thalamus. D. that stimulate skeletal muscles.
The first event in expiration is
A) inter-alveolar pressure increases. B) elastic tissues of the lungs, thoracic cage, and abdominal organs recoil. C) the diaphragm and external intercostal respiratory muscles relax. D) air is squeezed out of the lungs.
First pass metabolism takes place in:
a. Stomach b. Spleen c. Kidney d. Liver e. Small intestine
Which of the following statements about hormones is correct?
A. Anterior pituitary hormones are synthesized in the hypothalamus. B. All hormones secreted by the anterior and posterior pituitary glands are peptides. C. IGF-1 stimulates growth by increasing growth hormone secretion through positive feedback. D. All of the hypophysiotropic hormones are peptides. E. Only steroid hormones can regulate the secretion of steroid hormones.