What type of zoonotic source is an organism that lives on the external area of an animal and is spread through direct and indirect contact?
What will be an ideal response?
fungus
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Put the following layers of the digestive tract wall in order from the lumen to the deepest layer. 1. lamina propria 2. muscularis externa 3. submucosa 4. digestive (mucous) epithelium 5. serosa 6. muscularis mucosae
A) 5, 2, 3, 6, 1, 4 B) 4, 1, 6, 3, 2, 5 C) 4, 6, 3, 1, 2, 5 D) 5, 4, 2, 6, 1, 3 E) 1, 4, 3, 6, 2, 5
The most important factor affecting the pH of plasma is the concentration of
A) hydrochloric acid. B) carbon dioxide. C) organic acids. D) ketone bodies. E) lactic acid.
Venous drainage from the posterior thoracic wall enters the superior vena cava via the ________ vein.
A. hemiazygos B. subclavian C. internal thoracic D. accessory hemiazygos E. azygos
Which lymphatic organ removes old or damaged red blood cells and contains white blood cells that fight infections?
A) thymus B) spleen C) palatine tonsils D) cisterna chyli