Micturition, meaning urination. Once urine is produces as stated above it then leaves the kidney through the ureter. The ureter connects to the bladder. The ureter has a valve that will not allow urine to backflow into the kidney. The urine flows into the urethra. There is an internal urethral sphincter of smooth muscle …show more content…
Removal of the intestine is required to view this. It appears a bit lighter in color. Glucagon is released by alpha cells when the blood glucose level is low which stimulates the liver to release glucose into the blood. Insulin release from the beta cells occurs when blood glucose levels rise. Somatostatin is also released by delta cells and are inhibitors to GH, insulin and glucagon.
Gonads: In females the ovaries are located in the pelvic cavity and release two main hormones. Estrogen and progesterone. The male gonads are the testes, which in the male are located in the scrotal sac located near the anus. Testes are responsible to testosterone production that promotes maturation of the male reproductive organs and development of secondary sex characteristics and sperm production
MOUTH: In the mouth this fetal pig has teeth in place, which I was surprised to see. The pig is an omnivore. Identification of the tongue was obvious. This is attached by a membrane.
There are three main salivary glands. The parotid gland which is the largest of the salivary glands. The parotid gland lies ventral to the pinna or external ear. It is somewhat triangularly …show more content…
The stomach appears somewhat deflated. The esophagus is identified as well as where it goes through the diaphragm. This is called the cardiac end of the stomach. This contains a cardiac sphincter that controls the entrance of food into the stomach from the esophagus. The top portion of the stomach is called the fundus with the lower portion called the body. The pyloric section is the most posterior that ends with joining the duodenum. Here there is the pyloric sphincter which regulates the release of partially digested food into the