Glutamate transporter. Glutamate transporters are a family of neurotransmitter transporter proteins that move glutamate â the principal excitatory neurotransmitter â across a membrane. The family of glutamate transporters is composed of two primary subclasses: the excitatory amino acid transporter (EAAT) family and vesicular glutamate transporter (VGLUT) family.
Also known as the bulbourethral glands, are located on either side of the urethra just below the prostate gland and their ducts open into the urethra. They secrete thick mucus acting as a lubricant.he ejaculatory duct in the seminal vesicles passes through the prostate gland and enters the urethra. Glands located at the base of the urinary bladder, opening into the vas deferens as it joins the urethra.
Side View of the Prostate. The prostate is a walnut-sized gland located between the bladder and the penis. The prostate is just in front of the rectum. The urethra runs through the center of the prostate, from the bladder to the penis, letting urine flow out of the body. The prostate secretes fluid that nourishes and protects sperm.