Red blood cells are produced in the body and travel through arteries and veins. The circulatory system is able to maintain a relatively constant amount of red blood cells because blood cells are regularly produced by
A. the lymph of the circulatory system
B. the neurons of the nervous system
C. the glands of the endocrine system
D. the bones of the skeletal system
Select your answer:
Topics:
Oral Hygiene EKG Medical Term Cells and Organ Systems Circulatory & Respiratory Nutrition - Digestive System Medical Terminology Prefixes Human Eye Healthcare Systems and Insurance Respiration, Immune System, Blood Cells Muscles and Movements Parkinson Disease Eye Physiology The Brain Cardiovascular Pathophysiology 3M MicroparaOther quiz:
Biotechnology › ViewWhat are the building blocks of a protein molecule?
A. Phenotypes
B. Amino acids
C. Nucleic acids
D. Enzymes
Nutrition › View
If carbon dioxide is completely removed from a plant’s environment, what would you expect to happen to the plant’s production of high-energy sugars (rate of photosynthesis)?
A. Sugar production will likely increase.
B. Sugars will not be produced.
C. The rate of sugar production will decrease .
D. Fewer sugars will be produced at first, but then the plant will recover.