Digestion
Pathogens and Infectious Diseases
Maintaining the Internal Environment
The Blood System
Reproductive Systems
100
Structures that increases the surface area over which food is absorbed.
What are villi?
100
Tuberculosis is an example of this type of pathogen.
What is bacteria?
100
Maintaining the internal environment of the body at constant levels or between narrow limits.
What is homeostasis?
100
These structures bring blood back to the heart.
What are veins?
100
This is the fusion of an egg with a sperm.
What is fertilization?
200
This process reduces large nutrients to their building blocks.
What is chemical digestion?
200
These are two membranes that form a barrier that prevents most pathogens from entering the body.
What are skin and mucous?
200
These cells can carry messages at high speed in the form of electrical impulses.
What are neurons?
200
This blood vessel is characterized by a thick wall to withstand high pressures.
What is artery?
200
This procedure inserts a hypodermic needle through the abdomen wall to sample fluid from the amniotic sac.
What is amniocentesis?
300
This is the scientific name for swallowing.
What is peristalsis?
300
These are proteins that recognize and bind to specific antigens.
What are antibodies?
300
This organ helps to keep the water and salt content of the blood and tissue fluid constant.
What is the kidneys?
300
This is the scientific name for red blood cells.
What are erythrocytes?
300
An example of this process is uterine contractions during childbirth.
What is positive feedback?
400
This enzyme digests protein in the stomach.
What is pepsin?
400
This is a form of transmission of pathogens in which diseases are transmitted when a person coughs or sneezes.
What is droplets?
400
The control of body temperature and the control of blood glucose level are examples of this process.
What is negative feedback?
400
This is the biological name for the relaxation of the heart.
What is distole?
400
This is created from a maturing follicle during ovary development.
What is corpus luteum?
500
This protein digests carbohydrates in the mouth.
What is salivary amylase?
500
These ingest pathogens in the blood.
What are phagocytes?
500
In this disease, target cells become insensitive to insulin.
What is Type 2 Diabetes?
500
This hormone is carried to a pacemaker by the bloodstream and tells the pacemaker to speed up the beating of the heart.
What is adrenalin?
500
This hormore causes the muscles in the uterus wall to contract during childbirth.
What is oxytocin?
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