Answer:
A
Explanation:
Air moves down the trachea, a long straight tube in the chest. The diaphragm pulls air in and pushes it out. Behind the nasal cavity, air next passes through the pharynx, a long tube that is shared with the digestive system. Both food and air pass through the pharynx. A flap of connective tissue called the epiglottis closes over the trachea when food is swallowed to prevent choking or inhaling food. In humans, the pharynx is important in vocalization.
Answer:
Bloodletting (or blood-letting) is the withdrawal of blood from a patient to prevent or cure illness and disease
Explanation:
I believe it is A I’m not 100% tho
Instituting droplet precautions is the first and highest priority. Hope this helps! :D
For preventing stds use a condom birth control or abstinence