The Lymphatic System and Immunity
LYMPH
Lymph is the name for tissue fluid that enters lymph capillaries. Filtration in capillaries creates tissue fluid from blood plasma, most of which returns almost immediately to the blood in the capillaries...
What are the 5 senses of the body?
SENSORY PATHWAY
The impulses involved in sensations follow very precise pathways, which all have the following parts:
Receptors—detect changes (stimuli) and generate impulses. Receptors are usually very specific with respect to the kinds...
An Introduction to Microbiology and Human Disease
CLASSIFICATION OF MICROORGANISMS
Bacteria are very simple, single-celled organisms that are found virtually everywhere. The natural habitats of bacteria include freshwater, saltwater, soil, and other living organisms. Most bacteria are not harmful to...
Human Development and Genetics
HUMAN DEVELOPMENT
During the 40 weeks of gestation, the embryo-fetus is protected and nourished in the uterus of the mother. A human being begins life as one cell, a fertilized egg called a...
At the Finish Line
I would expect that as you traveled along the slow Pre-Maintenance path, one day you realized you were actually in Lifetime Maintenance: Your weight remained constant within a pound...
Canvas Objects
Our health bar will use something called a Canvas as the main Game Object. What is a Canvas? A Canvas is specific type of Unity Object responsible for rendering user-interface, or...
Artificial Intelligence and Slingshots
The Wander Algorithm
In this section we’ll leverage what we’ve learned about Croutons to write a script that makes an enemy wander randomly around the board. If the enemy detects that the Player...
ARTERIES
Arteries carry blood from the heart to capillaries; smaller arteries are called arterioles. If we look at an artery in cross-section, we find three layers (or tunics) of tissues, each with different...