The anal canal
A. begins at the sigmoid colon and ends at the rectum.
B. has an internal sphincter composed of smooth muscle.
C. contains many goblet cells.
D. contains tubular glands called crypts.
E. has an external sphincter composed of smooth muscle.
B
You might also like to view...
The term proximal means farther from the point of attachment.
Answer the following statement true (T) or false (F)
A pediatrician tapped the knee of a child. She found that the child's patellar tendon reflex was abnormal. Which of the child's body areas might have problems?
A. Eyes, ears, or nose B. Tibias, ankles, or feet C. Knees, thighs, or hips D. Muscles, nerves, or spinal cord
What type of tissue generates movement by contracting in a forcible manner?
a. muscle b. nervous c. connective d. epithelial
Is blood velocity faster or slower in the capillaries compared to the arteres? Explain.
What will be an ideal response?