The upper trapezius is the muscle running from the back of the neck to the shoulder. Exercises include upright rows, and shoulder shrugs with resistance. Large muscles of the mid-back. When properly trained they give the back a nice V shape, making the waist appear smaller. The cap of the shoulder.
Different movements target the different heads.
The anterior deltoid is worked with push-ups, bench press, and front dumbbell raises. The front of the upper arm. The best moves are biceps curls. They can be done with a barbell, dumbbells, or a machine. Other pulling movements like chin-ups and upright rows also involve the biceps.