Answer:
Being over weight, particularly being obese, increases the amount of cholesterol in your bile, which increases your risk of developing gallstones. You should control your weight by eating a healthy diet and taking plenty of regular exercise. But you should avoid low-calorie, rapid weight loss diet.
Answer:
c. carbonic anhydrase
Explanation:
Carbonic anhydrase is active in red blood cells converting carbon dioxide into carbonic acid and bicarbonate ions. In the lungs it converts bicarbonate ions to carbon dioxide where it is exhaled.
Answer:
He's most likely to be B, a phlebotomy technician.
Explanation:
A phlebotomist is someone who draws blood and even administers IV fluids to patients. You'll often see them work with needles and tubes. They draw blood and send it away for testing for certain illnesses.
It's possible that emergency medical technicians are also able to perform these tasks, but phlebotomists are more specialised.
Dental assistants work with teeth.
Pharmacy technicians work behind the counters of pharmacies, where they administer drugs and medications based on doctors' prescriptions.
Answer:
The correct answer is A.
Explanation:
B-lympocytes participate in antibody-mediated immunity (also called humoral immunity)- They activate in the lymph nodes and/or in lymphatic organs when they are exposed to an antigen.
Also T-lymphocytes participate in cell-mediated immunity, they release different types of cytokines when they are exposed to an antigen. Macrophages and natural killer cells also participate in this type of immunity.