The Average Variable Cost curve is never parallel to or as high as the Average Cost curve due to the existence of positive Average Fixed Costs at all levels of production; but the Average Variable Cost curve asymptotically approaches the Average Cost curve from below.
Included: Blood from constipation and anal fissure tear; Causes of Blood in Stool. Anal Fissure. If no diarrhea, most of these children have a small tear in the anus. This is called an anal fissure. Anal fissures usually are caused by passage of a large or hard stool. This is the cause in 90% of children with blood in the stools. Strep Skin Infection. A Strep skin infection around the anus can also cause blood-streaked stools. Bacterial Diarrhea. If also has bloody diarrhea, a gut bacterial ...
Your baby's stools may be flecked with blood if she's constipated. This is because straining can cause tiny splits in the skin around her anus (anal fissures). These bleed when she has a bowel movement. Sometimes it could be a sign that her intestines are irritated by an infection or allergy. Always get any blood in your baby's stools checked out by your doctor. Take a look at our baby stool photo gallery to see what's normal and what's not.