What it means
The rectus abdominis runs straight up and down the front of the abdomen. The rectus femoris is one of the four quadriceps muscles on the front of the thigh and can be used for IM injections. Each eye also has four rectus muscles that move it. The rectumREK-tumThe last part of the large intestine, between the colon and the anus, where stool is held until it leaves the body.Full entry gets its name from the same word.
Related terms
intramuscular
Into a muscle; used for a drug given by injection into muscle tissue.
rectum
The last part of the large intestine, between the colon and the anus, where stool is held until it leaves the body.