Peri-articular refers to the area around the joint. Articular would be referring to the actual joint.
It is used for males to urinate and reproduce.
"Peri" means around and "cardio" means heart, therefore peri cardio means around the heart.
The synaptic transmission is where the communication between the terminal button and the dendrite occur. What happens is the impulse moves along the axon and release neurotransmitter from the end...
synaptic cleft is the part of a cell