when walking down stairs or a steep hill, the knee is flexed. which structure prevents the tibia from sliding too far posteriorly, and the femur from sliding too far anteriorly?

Outdoor and indoor equipment must include a. only toys that are soft. b. equipment that is age-appropriate and developmentally appropriate. c. areas that allow children to play together. d. high toys that allow children to practice gross motor skills.

What would a public health worker most likely encourage a community to do

A74-year-old woman, who has been followed for the past 25 years for chronic obstructive pulmonary disease comes to the ed complaining of 48 hours of temperature to 38.6 c and worsening shortness of breath. she has a chronic productive cough, which has become more copious. on physical examination, she has rhonchi and increased fremitus in the posterior mid-lung field. a gram's stain reveals many epithelial cells and multiple gram-positive and gram-negative organisms; no neutrophils are seen. which of the following is the most likely organism causing the symptoms? - escherichia coli- haemophilus influenzae- klebsiella pneumoniae- mycobacterium tuberculosis- mycoplasma pneumoniae