Weegy: Hydrochloric acid kills many disease-causing bacteria that may have been ingested.
User: Most fat-soluble nutrients are absorbed in the _________.
A. vascular system
B. lymphatic system
C. neurological system
D. adrenal system
User: The primary organs of excretion are the _________.
A. heart and lungs
B. lungs and kidneys
C. kidneys and liver
D. liver and pancreas
Weegy: The primary organs of excretion are the lungs and kidneys.
User: The majority of digestion occurs in the _________.
A. duodenum
B. macrodenum
C. jejunum
D. ileum
Weegy: The majority of digestion occurs in the duodenum.
User: Which of the following plays an essential role in controlling movement, blood flow, water and electrolyte transport, and acid secretion in the GI tract?
A. autonomic nervous system
B. central nervous system
C. enteric nervous system
D. peripheral nervous system
Weegy: The enteric nervous system plays an essential role in controlling movement, blood flow, water and electrolyte transport, and acid secretion in the GI tract.
User: Which of the following is not one of the three parts of the small intestine?
A. duodenum
B. macrodenum
C. jejunum
D. ileum
Weegy: Macrodenum is not one of the three parts of the small intestine.
User: _____________ take up stations in tissues and act as scavengers, devouring pathogens and worn -out cells.
A. Natural killer cells
B. Amino acid cells
C. Enteric cells
D. Macrophages
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