Each of the following hormones is an amino acid derivative except one. Identify the exception.
A) epinephrine
B) thyroid hormone
C) norepinephrine
D) melatonin
E) thyroid-stimulating hormone
E) thyroid-stimulating hormone
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Examination of a sample of cells reveals large numbers of mitochondria compared to most other cells. Which of the following is a likely reason for this?
A) The cells produce digestive enzymes. B) The cells produce steroid hormones. C) The cells have very high energy requirements. D) The cells synthesize transport proteins. E) The cells make antibodies.
Label B represents the
A) pulmonary trunk. B) ascending aorta. C) right pulmonary arteries. D) right pulmonary veins. E) superior vena cava.
Which tissue type is responsible for storing both fats and minerals?
A) Epithelial B) Connective C) Nervous D) Muscle
Which of the following would not lead to polycythemia?
A. Cancer of the erythropoietic line of the red bone marrow B. Iron deficiency C. Dehydration D. Emphysema E. Excessive aerobic exercise