Muscle groups

Name two muscles in each of the following compartments or regions: (a) thenar eminence (ball of thumb), (b) posterior compartment of forearm, (c) anterior compartment of forearm—deep muscle group, (d) anterior muscle group in the arm, (e) muscles of mastication, (f) third muscle layer of the foot, (g) posterior compartment of leg, (h) medial compartment of thigh, (i) posterior compartment of thigh

Intramuscular injection sites

(a) Name three muscles or muscle groups used as sites for intramuscular injections. (b) Which of these is used most often in infants, and why?

Hip muscles

Name the muscles usually grouped together as the lateral rotators of the hip

Thigh muscles

Name three thigh muscles that help you keep your seat astride a horse.

Pharynx/esophagus muscles

What muscles act to propel a food bolus down the length of the pharynx to the esophagus?