1) What is the chemical formula of Vitamin A? a) C10H20O b) C30H40O c) C20H30O d) C20H10O 2) Carotenoid is a form of vitamin A usually found in a) Pig liver b) Soy milk c) Plain instant oatmeal d) Sweet potatoes 3) The function of osteoclast a) Synthesizing and secreting the bone matrix b) Breaking down your bone to release more calcium c) They respond to thyroid hormone to regulate your calcium level d) Forming bone 4) What is the DRI optimal range of viatmin A for a 25-year-old pregnant woman? a) 750 mcg b) 770 mcg c) 800 mcg d) 700 mcg 5) The scientific name of the condition characterized by low platelets due to excess vitamin A a) thrombocytopenia b) cushing disease c) leukocytosis d) grave disease 6) Where is Vitamin A primarily absorbed in the body? a) stomach b) large intestine c) liver d) small intestine e) thoracic cavity f) spleen 7) Which type of capillary allows fat soluble mocules like vitamin A to pass directly? a) sinusoidal capillary b) continuous capillary c) pinocytotic capillary d) fenestrated capillary 8) the primary function of vitamin A in the body a) forming rhodopsin b) regulating insulin c) increase metabolism d) inhibit parasympathetic system

VITAMIN A

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