The ring-shaped cartilage just inferior to the thyroid cartilage is the ________ cartilage.

Which of the following is most important in keeping food out of the trachea?

How is the kidney involved with normal bone ossification and development?

One mechanism the kidney uses to raise systemic blood pressure is to

The common passageway shared by the respiratory and digestive systems is the

The efferent arteriole of a nephron divides to form a network of capillaries within the cortex called the ________ capillaries.

The larynx, trachea, bronchi, and bronchioles all make up the

Which of the following is most important in keeping food out of the trachea?

Carbon monoxide poisoning causes

The nasal cavity, pharynx, and larynx constitute the ________ portion of the airway.