The opening to the larynx is called the ________
A) glottis
B) epiglottis
C) choanae
A
Explanation:
B) The epiglottis is a flap of cartilage that covers the glottis during swallowing.
C) The choanae (internal nares) are openings that connect the posterior of the nasal cavity to the pharynx.
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Motor neurons whose cell bodies are within the spinal cord are called ________ neurons
A) upper motor B) lower motor C) preganglionic D) postganglionic E) somesthetic
While playing in an intramural football game, Joe is tackled so hard that he breaks a rib. He can actually feel a piece of the rib sticking through the skin and he is having a difficult time breathing. Joe is probably suffering from
A) a collapsed trachea. B) an obstruction in the bronchi. C) a pneumothorax. D) decreased surfactant production. E) a bruised diaphragm.
Hypercalcemia promotes the deposition of calcium to bones using osteoblasts
Indicate whether the statement is true or false
In adults, red blood cells are made in one place, spend most of their lifespan in another, and most are finally destroyed in yet another place. Which choice lists these locations in the correct chronological order?
A. bone marrow; blood vessels; spleen B. bone marrow; spleen; blood vessels C. spleen; blood vessels; spleen D. blood vessels; spleen; bone marrow E. spleen; blood vessels; bone marrow