4. Why are cells considered to be the basic unit of structure and function in all organisms? Cells come from preexisting cells.
b. Cells can perform all life processes.
C. All living things are made of cells
d Cells are found in all living things.

A70 year-old female has a drooping left eyelid obstructing her vision and has consented to having the blepharoptosis repaired. a skin marking pencil was used to outline the external proposed skin incision on the left upper eyelid. the lower edge of the incision was placed in the prominent eyelid crease. the skin was excised to the levator aponeurosis. an attenuated area of levator aponeurosis was dehisced from the lower strip. three 6-0 silk sutures were then placed in mattress fashion, attaching this attenuated tissue superiorly to the intact tissue inferiorly. this provided moderate elevation of the eyelid. what cptâ® code is reported?

The maximum blood pressure in the upper arm of a healthy person is about 120 mmhg. if a vertical tube open to the atmosphere is connected to the vein in the arm of the person, determine how high the blood will rise in the tube. take the density of the blood to be 1040 kg/m3.

What nutrients prevent osteoporosis? a. all vitamins and minerals b. calcium, vitamins c, d, and k, and magnesium c. protein d. carbohydrates