________ accounts for approximately 60% of the plasma proteins and are active in maintaining pH and osmotic concentration gradients.
A. Globulin
B. Fibrinogen
C. Albumin
D. Fibrin
Answer: C
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Increased levels of carbon dioxide in the blood will result in
A) decreased blood flow to the lungs. B) decreased parasympathetic stimulation of the heart. C) decreased cardiac output. D) decreased heart rate. E) All of the answers are correct.
Which feature enables epithelial tissue to serve as a protective layer in areas subject to abrasion and/or erosion?
A. It is avascular. B. It rests on a basement membrane. C. It secretes substances. D. It is well supplied with nerves. E. Its cells undergo rapid mitosis.
A woman involved in a high-speed car accident initially seems fine, but soon develops difficulty breathing. You suspect she is bleeding into one of her body cavities. Given her symptoms, which one?
A. Cranial B. Spinal C. Thoracic D. Abdominal
What do the cavities of the neural tube become in the adult brain?
A. Ventricles B. Coelom C. Auricles D. Subarachnoid space