Which respiratory organ has a cardiac notch? A) left primary bronchus B) left lu

Question

Which respiratory organ has a cardiac notch? A) left primary bronchus B) left lung C) right primary bronchus D) right lung E) both B and D Low pH alters hemoglobin structure so that oxygen binds less strongly to hemoglobin at low PO_2. This increases the effectiveness of A) acid-base balance. B) external respiration. C) internal respiration. D) hemoglobin synthesis. E) carbon dioxide transport. Each of the following organs is a component of the digestive tract, except the A) pharynx. B) stomach. C) bladder. D) esophagus. E) colon. Digestion refers Jo the A) progressive dehydration of indigestible residue. B) chemical breakdown of food. C) mechanical breakdown of food. D) B and C only E) A, B, and C The___ are double sheets of peritoneal membrane that suspend the visceral organs and carry nerves, lymphatics, and blood vessels. A) mesenteries B) adventitia C) fibrosa D) lamina propria E) serosa A stratified squamous epithelial lining can be found in all of the following, except in the A) anal canal. B) oral cavity. C) esophagus. D) oropharynx. E) stomach.

Explanation / Answer

14) Left lung has a cardiac notch. Cardiac notch is defined as deep notch in the alimentary canal at the junction of the esophagus and the stomach.

16) Bladder is not the component of the digestive system. It is the component of the urinary system

17) Digestion refers to chemical breakdown and mechanical breakdown of food( D - B and C only)

18) Mesenteries are double sheets of peritoneal membrane that suspend the visceral organs.

19) oropharynx doesnot have stratified squamous epithelium

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