________________________________________ and ________________________________________ are two animal sources of ammonia
Fill in the blank(s) with correct word
Urine, feces
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Frozen semen can be stored for up to __________ years
Fill in the blank(s) with correct word
Which growth factor stimulates the formation of capillary networks?
A. Platelet-derived growth factor B. Granulocyte and macrophage colony-stimulating factor C. Epidermal growth factor D. Tumor angiogenesis factor
Reduction of fluid losses at the kidneys due to the retention of Na+ is the action of
A) antidiuretic hormone. B) calcitonin. C) aldosterone. D) cortisone. E) oxytocin.
Which statement best describes the unique features of the pulmonary circulatory system?
A. It is a dual system that accommodates large volumes of blood at low pressure. Bronchial circulation arises from the aorta to nourish lung tissue, whereas the pulmonary circulation brings deoxygenated blood to the gas exchanging units. B. It is a dual system that accommodates large volumes of blood at high pressure. Bronchial circulation arises from the aorta to nourish lung tissue, whereas the pulmonary circulation brings deoxygenated blood to the gas exchanging units. C. It is a dual system that accommodates steady, small volumes of blood at low pressure. Bronchial circulation arises from the aorta to nourish lung tissue, whereas the pulmonary circulation brings deoxygenated blood to the gas exchanging units. D. It is a dual system that accommodates large volumes of blood at low pressure. Bronchial circulation arises from the right ventricle to nourish lung tissue, whereas the pulmonary circulation brings deoxygenated blood to the gas exchanging units.