Across
- alveolar epithelial cell and the pulmonary capillary endothelial cell (20)
- spherical sacs (7)
- bag (12)
- windpipe (8)
- cell found in the epithelium of the lung (25)
- connective tissue cell with granules which contain heparin and histamine (9)
- branch of the trachea (13)
- lung (9)
- cell of the pulmonary alveoli which secretes surfactant (22)
- openings that permit air flow between adjacent alveoli (13)
- big-eater (10)
- deeper layer of connective tissue (9)
- the special name for epithelia (q.v.) lining blood and lymph vessels (10)
- eyelashes (5)
- connective tissue cell (derived from monocyte) digesting foreign particles (12)
- first portion of the respiratory tract where gas exchange actually occurs (22)
- membrane that lines various cavities in the body and surrounds internal organs (6)
- involved in the process of gas exchange between the alveoli and blood (22)
- simple squamous epithelium lining the heart, blood vessels, and lymphatic vessels (11)
- alveolar cells (11)
- respiratory tube which, in relaxed state, has corrugations due to cartilage rings (7)
- smallest of a body's blood vessels (9)
- Cell of the pulmonary alveoli (13)
- all cells touch the basement membrane yet has the appearance of being stratified (16)
- last ring of trachea has a keel-like projection in the fork between the bronchi (6)
- glassy, translucent, crystalline (8)
- simple epithelium where not all apical borders of cells reach lumen, thereby appearing to be stratified (27)
- main airway that conducts air into the lungs (15)
- epithelium where the surface cells are flat; either simple or stratified (8)
- passageway which contains alveolar sacs (13)
- cone-shaped passageway leading from the oral and nasal cavities in the head to the esophagus and larynx (7)
- involuntary muscle which does not have cross striations (13)
- tubes lined by epithelium (14)
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Down
- dome-shaped cells with short microvilli, found in the small airways of the lung (26)
- with hair-like projection found on the apical surface of some epithelium (8)
- small branch of the bronchial tree which contains no cartilage in the wall (10)
- mucus-secreting epithelial cell named for its shape (6)
- a depression at vascular entrance/exit of a gland or organ (5)
- a small lobe (6)
- type of epithelium where the cells are as tall as they are wide (8)
- phagocytic cells derived from monocytes (11)
- plate of ethmoid bone (10)
- cells responsible for storage and metabolism of lipids (9)
- cavities of a tubular organ or part (6)
- respiratory tube which, in relaxed state, has corrugations due to cartilage rings (6)
- branches of the trachea (7)
- cell in the deepest layer of epithelium (10)
- connective tissue layer underneath epithelium (14)
- thin sheet which cells rests upon (17)
- divide into two branches (9)
- thin sheet of protein underlying epithelium (12)
- protein constituent of all mucus (5)
- bronchioles just before the respiratory branch (20)
- large air filled space above and behind the nose in the middle of the face (12)
- cells covering organs and structures, or lining spaces, tubes (10)
- type of blood cells with distinct cytoplasmic granules which stain pink with eosin (11)
- type of cartilage with a glassy appearance (7)
- an epithelial cell that is taller than it is wide (13)
- air passages in lung (10)
- cartilage with glassy appearance (17)
- space enclosed by tubular or vesicular structure (5)
- a flexible elastic tissue (9)
- an epithelium characterized by surface cells taller than they are wide (8)
- branch of the left bronchus (18)
- phagocytic cell found in the alveoli of the lungs; also called an alveolar macrophage or an alveolar phagocyte (9)
- slime (5)
- an organ in an animal's body that synthesizes substances (5)
- depressions in seeds (6)
- cell of the pulmonary alveoli (10)
- hair-like projections on epithelial cells (6)
- a type of phagocyte and are normally found in the bloodstream (10)
- a juicy berry, a grape; applied to small, rounded terminal secretory units of compound exocrine glands (6)
- microscopic sac in the lung (8)
- granuloycte; granules of this type of white blood cell take up the dye eosin (10)
- one of the two channels of the nose (7)
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