A fluid dispensing cartridge, comprising: a housing body having a proximal end wall, a distal end wall, a fluid chamber, and a hollow throat portion, the fluid chamber being in fluid communication with the hollow throat portion, the proximal end wall providing a proximal termination of the fluid chamber and the distal end wall providing a distal termination of the hollow throat portion; the housing body being a unitary structure further having: an exterior surface which extends from the distal end wall to the proximal end wall, and an intermediate wall which is located between, and is spaced from, the proximal end wall and the distal end wall along a central longitudinal axis, wherein the fluid chamber is defined to be between the proximal end wall and the intermediate wall; a first plurality of electrical contacts that face proximally from the proximal end wall; and a fluid jetting chip having a plurality of fluid jetting nozzles, wherein the exterior surface comprises the fluid chamber, the intermediate wall, and the hollow throat portion along the central longitudinal axis as the unitary structure, wherein the housing body further comprises a circuit trace, the circuit trace being electrically connected to the first plurality of electrical contacts projecting proximally from the proximal end wall and the circuit trace being electrically connected to the fluid jetting chip, characterized in that the circuit trace extends from the proximal end wall to the distal end wall along the exterior surface of the housing body and is attached to the exterior surface. a housing body having a proximal end wall, a distal end wall, a fluid chamber, and a hollow throat portion, the fluid chamber being in fluid communication with the hollow throat portion, the proximal end wall providing a proximal termination of the fluid chamber and the distal end wall providing a distal termination of the hollow throat portion; the housing body being a unitary structure further having: an exterior surface which extends from the distal end wall to the proximal end wall, and an intermediate wall which is located between, and is spaced from, the proximal end wall and the distal end wall along a central longitudinal axis, wherein the fluid chamber is defined to be between the proximal end wall and the intermediate wall; a first plurality of electrical contacts that face proximally from the proximal end wall; and a fluid jetting chip having a plurality of fluid jetting nozzles, wherein the exterior surface comprises the fluid chamber, the intermediate wall, and the hollow throat portion along the central longitudinal axis as the unitary structure, wherein the housing body further comprises a circuit trace, the circuit trace being electrically connected to the first plurality of electrical contacts projecting proximally from the proximal end wall and the circuit trace being electrically connected to the fluid jetting chip, characterized in that the circuit trace extends from the proximal end wall to the distal end wall along the exterior surface of the housing body and is attached to the exterior surface. an exterior surface which extends from the distal end wall to the proximal end wall, and an intermediate wall which is located between, and is spaced from, the proximal end wall and the distal end wall along a central longitudinal axis, wherein the fluid chamber is defined to be between the proximal end wall and the intermediate wall; a first plurality of electrical contacts that face proximally from the proximal end wall; and a fluid jetting chip having a plurality of fluid jetting nozzles, wherein the exterior surface comprises the fluid chamber, the intermediate wall, and the hollow throat portion along the central longitudinal axis as the unitary structure, wherein the housing body further comprises a circuit trace, the circuit trace being electrically connected to the first plurality of electrical contacts projecting proximally from the proximal end wall and the circuit trace being electrically connected to the fluid jetting chip, characterized in that the circuit trace extends from the proximal end wall to the distal end wall along the exterior surface of the housing body and is attached to the exterior surface.