1. Vas deferens: Also known as the ductus deferens, this is a long, muscular tube that carries sperm from the epididymis to the urethra during ejaculation.
2. Testicular artery: This artery supplies blood to the testicles and other structures within the scrotum.
3. Testicular veins: These veins drain blood from the testicles and carry it back to the heart.
4. Lymphatic vessels: These vessels help to drain excess fluid and waste products from the testicles and surrounding structures.
5. Autonomic nerves: These nerves control the contraction of muscles within the spermatic cord and help regulate blood flow to the testicles.
6. Cremaster muscle: This muscle helps to regulate the temperature of the testicles by contracting or relaxing to move them closer to or further away from the body.