Foreskin

1. Detail the first part of the digestive system from the mouth to the esophagus including the structure and functions of each part. The first part of the digestive system is comprised of the mouth, the pharynx and the esophagus. The mouth is an oral cavity that starts the process of mechanical and chemical digestions when food is received. The mouth is bounded by the cheeks and lips. The mouth contains a soft and hard palate, salivary glands, teeth (crown and dentin) and the tongue (covered…

The role of circadian rhythms and clock genes in cutaneous wound healing Introduction The governing of rhythmic changes involved in daily behaviour and/or physiology is controlled by light/dark cycles. The field of Chronobiology encompasses biological timings (hormone secretion, blood pressure, reproductive cycles, body temperature, sleep, locomotor activity). Circadian rhythms have been discovered to play a major role in the mental, physical and behavioural changes, which follow a 24 hour…

Half a century ago, our thoughts on gender identity were very different than those of today. It was theorized that one 's sexual identity was a result of being programmed as such. Meaning that a person with female genitalia would identify with the female gender due to their being taught to behave a certain way. Today, these thoughts have nearly been abandoned as a new way of thinking is beginning to take shape. We now know that a person 's gender identity is not determined by social conditioning…

Who is a Black feminist? What is Black feminism? Why is someone degraded on the basis of the color they own? These are few of the questions that must have divulged deep into the mind of the readers reading Toni Morrison. Morrison shows how the Blacks had a fabricated identity especially women, this was done to show them as an inferior race. Due to the treatment of Blacks, men experience a vague identity while women’s identity has already been erased. Racism has thus become a ‘natural’ phenomena.…

Kidney: Major Functions ✓ C-ontrols electrolyte and fluid balance ✓ R-egulates homeostasis of blood and acid-base balance ✓ R-egulates RBC production ✓ E-liminates end products of metabolism, ✓ S-ecretes renin, parathyroid hormones and Vitamin D [pic] The Kidney: Nephron • Functional unit of the kidney that produces urine by filtration Blood Supply of the Kidney • Renal artery- branch of the abdominal aorta • Renal vein- drains into the inferior…