The markings from a cat's scent glands can last for several days to a few weeks, depending on the location and the amount of scent deposited. The scent glands are located on the face, paws, and tail, and when a cat rubs these areas against objects or people, it leaves behind its scent. This scent marking is a way for cats to communicate with other cats and mark their territory. The markings can be refreshed by the cat as needed to maintain their presence in the environment. **

The hormone glands include the pituitary gland, thyroid gland, adrenal glands, pancreas, ovaries, and testes. These glands are responsible for producing and releasing various hormones that regulate many bodily functions such as metabolism, growth, stress response, and reproductive processes. Each gland plays a specific role in maintaining the body's overall hormonal balance and functioning. **

Appendage glands are specialized structures found in some animals that are responsible for producing and secreting various substances. These glands are typically located in or near the appendages of the animal, such as the legs or mouthparts. The secretions produced by appendage glands can serve a variety of functions, including communication, defense, and reproduction. In insects, for example, appendage glands may produce pheromones for attracting mates or toxins for deterring predators. **

I'm not a doctor, but if you are experiencing swelling in your breast glands, it could be due to a variety of reasons such as hormonal changes, pregnancy, breastfeeding, or an infection. It's important to consult with a healthcare professional to determine the cause of the swelling and receive appropriate treatment. They can conduct a physical examination and may recommend further tests or imaging to make a proper diagnosis. **

Fordyce glands are small, harmless, and natural oil-producing glands that are found on the skin. They are typically visible as small yellow or flesh-colored bumps and are most commonly found on the lips, inside the cheeks, and on the genitals. These glands are not associated with any disease or illness and are considered a normal variation of the skin. While they are harmless, some people may choose to have them removed for cosmetic reasons. **

Without further information, it is not possible to determine if the femoral glands are blocked. The femoral glands are located in the groin area of certain animals and are responsible for producing pheromones. If there are signs of swelling, discomfort, or discharge in the area, it may indicate a blockage or infection in the femoral glands. It is important to consult a veterinarian for a proper diagnosis and treatment plan. **

Anal glands in dogs are small sacs located on either side of the anus. They secrete a smelly, oily substance that is used for marking territory and communication with other dogs. These glands are normally expressed during bowel movements, but some dogs may require manual expression if the glands become impacted or infected. Signs of anal gland issues in dogs include scooting, licking or biting at the area, and a foul odor. Regular grooming and monitoring of the anal glands can help prevent potential issues. **

Clogged sebaceous glands in horses can be caused by a variety of factors, including poor grooming practices, excessive sweating, and hormonal imbalances. When horses are not groomed regularly, dirt, sweat, and dead skin cells can accumulate and block the sebaceous glands, leading to clogging. Additionally, horses that sweat excessively, such as those in heavy work or hot climates, are more prone to clogged sebaceous glands. Hormonal imbalances, such as those seen in horses with Cushing's disease, can also contribute to sebaceous gland issues. **