At sea level under standard conditions, what would the PB equal in mm Hg ?

After successfully delivering a baby, the EMT notes that the protruding umbilical cord is lengthening and a small gush of blood came out of the vagina. The appropriate action would be to:

A) massage the patient's uterus. B) apply a sanitary pad over the vaginal opening. C) prepare for delivery of the placenta. D) open the vaginal canal using obstetric forceps.

Which of the following BEST describes the skeletal muscle?

a. Smooth and voluntary b. Striated and involuntary c. Smooth and involuntary d. Striated and voluntary