Nutrients and Proteins
The Digestive System
The Circulatory System
Blood
The Respiratory System
100
What are the substances in foods that provide energy and materials for cell development, growth, and repair?
Nutrients
100
True of False: Chemical digestion is when food is chewed, mixed, and churned.
False: chemical digestion takes place when chemical reactions occur that break down large molecules of food into smaller ones
100
What is coronary circulation?
the blood flow to and from the tissues of the heart
100
True or False: O type blood can receive Type AB, A and B
False, Type O blood can only receive type O blood
100
Warm, moist air enters a tube like passage way used by food, liquid, and air called what?
Pharynx
200
Name the six kinds of nutrients.
Proteins, carbohydrates, fats, vitamins, minerals, and water
200
What is an enzyme?
a type of protein that speeds up the rate of a chemical reaction in your body
200
What is it called when the coronary circulation is blocked, and oxygen and nutrients cannot reach all the cells of the heart?
a heart attack
200
What is the difference between arteries and veins?
Arteries are blood vessels that take blood away from the heart, and veins are blood vessels that take blood back to the heart.
200
What is the Larynx?
the airway that two pairs of horizontal folds of tissue called vocal cords are attached
300
Large molecules that contain carbon, hydrogen, nitrogen, and sometimes sulfur
Proteins
300
What do peristalsis do?
move food through the digestive tract
300
How many sections of the circulatory system are there, and what are they?
3, Coronary circulation, pulmonary circulation, and systemic circulation.
300
arteries and veins are connected by microscopic blood vessels called what?
Capillaries
300
Air is carried to your lungs by two short tubes called what?
Bronchi
400
fats are necessary because they provide energy and help your body do what?
absorb vitamins
400
What is the first part of your small intestine called?
Duodenum
400
The flow of blood through the heart to the lungs and back to the heart is called what?
Pulmonary Circulation
400
True or False: heart disease is the leading cause of death in the U.S. not cancer.
True
400
What is your Diaphragm
A muscle beneath your lungs that contracts and relaxes to move gasses into and out of your lungs
500
two thirds of your body water i located where?
in your body cells
500
how many parts does your digestive system have, and what are they?
2, the digestive tract, and the accessory organs
500
what is the largest of the three sections of the circulatory system?
Systemic circulation
500
Nicotine, present in tobacco, contracts blood vessels and causes the body to release hormones that raise blood pressure.
True
500
What happens to your bronchial tubes when someone has an asthma attack?
They contract quickly
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