HESI A2 Anatomy and Physiology Updated and Verified 2024

Rugae folds in the stomach that increase surface area connective tissue characterized by extracellular material that separate cells from one another melanoma cancer involving uncontrollable growth of melanocytes Killer T Cells attack and destroy infected body cells Hypothalamus plays a role in regulating the autonomic nervous system for processes like homeostasis vaccination introduction into the body of dead or disabled pathogen or of a harmless microbe with the protein of a pathogen on its surface inferior a structure below another zygote the fertilized egg; it enters a 2-week period of rapid cell division and develops into an embryo prone position lying face down Homeostasis the existence and maintenance of a relatively constant environment within the body muscle fibers specialized cells in muscles pathogen foreign body Menstruation cyclical process occurring in the female body, especially the reproductive system, from about the end of the puberty until menopause interneurons nerve cells that act as a bridge between motor and sensory neurons in the cns cardiovascular system circulates substances throughout the body using blood as a transporting mechanism hypodermis contains fat, or adipose tissue, that supplies energy for cells and provides insulation to regulate body temperature ventricles the two lower chambers of the heart sagittal plane runs vertically through the body and separates it into right and left parts Image: sagittal plane partly movable joint Known as cartilaginous joints, these consist of bones held together by cartilage. large intestine collects excess water and compresses waste list five general functions of the skeletal system? support, movement, protection, mineral storage, and hematopoiesis ligands chemical signals, molecules released from one location and move to another to produce a response