The fibrous partitions of the lungs that contain smooth muscles, elastic fibers, and lymphoid structures are the ________.

Fill in the blank(s) with the appropriate word(s).


trabeculae

Anatomy & Physiology

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A premature baby born at 27 weeks gestation is suffering from respiratory distress syndrome. What is the probable cause?

A. The foramen ovale failed to close at birth. B. Fluid in the lungs was not adequately reabsorbed by the blood and lymphatic capillaries. C. The alveoli are not adequately developed by 27 weeks. D. The breath was not vigorous enough to pop open the alveoli. E. There is not enough surfactant to keep the alveoli from collapsing.

Anatomy & Physiology

Bird wings and insect wings are considered to be homologous structures

Indicate whether the statement is true or false

Anatomy & Physiology

An area of the retina that contains only cones and is the site of sharpest vision is the

A) optic disc. B) inner segment. C) fovea. D) outer segment. E) tapetum lucidum.

Anatomy & Physiology

____________________ are cell-to-cell connections through which materials can pass from the cytosol of one cell into the cytosol of an adjacent cell

Fill in the blank(s) with correct word

Anatomy & Physiology