During metabolism, the body produces which waste product?

A. Oxygen
B. Nitrogen
C. Carbon monoxide
D. Carbon dioxide


Answer: D

Anatomy & Physiology

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Which of the following bones does not house a sinus?

A. Maxillary B. Frontal C. Zygomatic D. Sphenoid

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In these views of the trachea, what structure does number 2 indicate?

A.  Trachealis muscle B.   Thyroid cartilage C.   Cricoid cartilage D.  Anular ligament E.   Tracheal cartilage

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When you go outside on a hot summer day, your body temperature heats up above the normal range. Receptors in your brain detect the change in body temperature. The brain activates nerve cells that send messages to sweat glands, causing the body

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Which of the following would cause a decrease in the binding affinity of hemoglobin for oxygen?

A. increased pH of the blood B. increased temperature of the blood C. decreased DPG levels in erythrocytes D. the presence of carbon monoxide E. decreased concentration of H+ in the blood

Anatomy & Physiology