Why is it harder to determine exposure to airborne transmitted diseases than exposure to blood borne transmitted diseases

Hepatitis b and hiv/aids are two serious infections that can be transmitted by a. breastfeeding and contact with blood. b. sharing food and sharing drinks. c. transmission by air, water, and shared bodily fluids. d. skin contact, contact with urine, and sharing clothing.

Eyes: snellen chart, cataract risk factors, accommodation lungs: locations, names and descriptions of all normal and abnormal lung sounds. how would i do a bowel assessment? what are the characteristics of pulses and locations where they can be checked? what are the newest guidelines for mammograms? what is the age range for risk factor for testicular cancer? what risk factors are modifiable? what are some examples of primary lesions? compare and contrast at least three different types of lesions. how would you classify a mosquito bite? a tick bite? a shingles rash? how are primary lesions different from secondary lesions? when would you use the bell vs. the diaphragm on the stethoscope?

Which of the following are examples of coordinate headings