Changes in the respiratory system that accompany aging are

A) slowed swallowing reflex. B) thickened mucus.
C) all of the above. D) cilia become less active or vanish.


C

Anatomy & Physiology

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The upper GI tract of __________ is more complex than that of other vertebrates due to the presence of a crop

A) Sharks B) Amphibians C) Reptiles D) Birds

Anatomy & Physiology

Efferent lymphatics exit the lymph node at the ____, a slight depression on one side

a. hilum b. trabecula c. sinus d. lacteal

Anatomy & Physiology

The cerebellum exhibits folds called gyri separated by grooves called sulci

Indicate whether the statement is true or false

Anatomy & Physiology

What are the two superior chambers of the heart?

A. Ventricles B. Auricles C. Atria D. None of these are correct.

Anatomy & Physiology