"Calf" is the most common designation for a young bovine. However, the animal may be called a bull calf if it is a male or a heifer if it is a female.
The gastrocnemius is the large, rounded muscle in the back of the lower leg.
Sural is the medical term meaning pertaining to the calf.
Sural region is the medical term meaning calf region.
sura
Peroneal is a medical term meaning related to the outer side of the calf.
Costovertebral is the medical term meaning pertaining to the spine and ribs.
Dorsal
Visceral means pertaining to the viscera, or internal organs.
Upper thoracic region
The caudal area is the medical term meaning tail region, although in humans it may be called the coccygeal region. Cauda means tail, and coccyx is tailbone.
Torso
Lumbarlumbar areaLumbar.
The tailbone defines the coccygeal region. The sacral region is another term that might be used.
The hilum is the region of lymph tissue in the chest cavity.
Medulla
Lunula.