The four cerebral lobes and five major structures of the limbic system in a medial sagittal view.

The six primary types of cutaneous tactile and sensory receptors distributed throughout the layers of human skin.

The structural organization and connective tissue layers of skeletal muscle from belly to myofibril.

The major internal and root structures visible in a cross-section of the human spinal cord.

The digestive tract and accessory organs

The primary specialized conductive structures that generate and propagate electrical impulses through the human heart.

The main anatomical structures of pulmonary alveoli and their associated capillary blood supply.

The major superficial muscles of the human shoulder, arm, and forearm from an anterior perspective.

The primary bones of the human foot and ankle from the lower leg to the toes.

The four main regional types of human vertebrae and their defining anatomical features.