Body Sytems

Question 1

muscle action that is under your control

Answer 1

Voluntary

Question 2

muscle action that is not under your control

Answer 2

Involuntary

Question 3

strands of tough connective tissue that connect your skeletal muscle to your bones

Answer 3

Tendons

Question 4

steady, moderately intense activity

Answer 4

Aerobic exercise

Question 5

an injury in which a muscle or tendon is overstretched or torn

Answer 5

Strain

Question 6

inflammation of the tendons

Answer 6

Tendinitis

Question 7

the maintenance of a constant internal state in a changing environment

Answer 7

homeostasis

Question 8

a short band of tough, flexible, fibrous connective tissue that connects two bones or cartilages or holds together a joint

Answer 8

ligaments-

Question 9

to crack or break a bone

Answer 9

fracture

Question 10

a firm, elastic, flexible type of connective tissue found in joints as well as ear, nose, rib cage, etc.

Answer 10

cartilage

Question 11

a place in which two or more bones meet

Answer 11

Joint

Question 12

a collection of organs that transport blood throughout the body

Answer 12

Cardiovascular system

Question 13

a blood vessel that carries blood away from the heart to the body’s organs

Answer 13

Artery

Question 14

a tiny blood vessel that allows an exchange between blood and cells in other tissue

Answer 14

Capillary

Question 15

a blood vessel that carries blood to the heart

Answer 15

Vein

Question 16

the flow of blood from the heart to the lungs and back to the heart through the pulmonary arteries, capillaries, and veins

Answer 16

Pulmonary circulation

Question 17

the flow of blood from the heart to all parts of the body and back to the heart

Answer 17

Systemic circulation

Question 18

the amount of pressure it takes each heartbeat to pump blood through the arteries

Answer 18

Blood pressure

Question 19

when blood vessels in the brain become clogged or ruptures, resulting in no oxygen to the brain

Answer 19

stroke

Question 20

when excess cholesterol builds up inside the blood vessels, causing them to become narrower and less elastic

Answer 20

atherosclerosis (high cholesterol)

Question 21

when heart muscle cells die and part of the heart becomes damaged

Answer 21

Heart attack

Question 22

when the heart cannot pump enough blood to meet the body’s needs

Answer 22

Heart failure

Question 23

the passageway from the mouth to the larynx and esophagus

Answer 23

Pharynx

Question 24

the exchange of oxygen and carbon dioxide between living cells and their environment; includes breathing and cellular respiration

Answer 24

Respiration

Question 25

windpipe, the tube that connects the lungs and larynx

Answer 25

Trachea

Question 26

a dome-shaped muscle beneath the lungs

Answer 26

Diaphragm

Question 27

the organs that break down food so that it can be used by the body

Answer 27

Digestive system

Question 28

occurs when large molecules are broken down into nutrients

Answer 28

Chemical digestion

Question 29

the breaking, crushing, and mashing of food

Answer 29

Mechanical digestion

Question 30

a long, straight tube that connects the pharynx to the stomach

Answer 30

Esophagus

Question 31

rhythmic muscle contractions that occur in the esophagus, forcing food down into the stomach

Answer 31

Peristalsis

Question 32

the sac-like digestive organ between the esophagus and the small intestine that breaks down food into a liquid by the action of muscles, enzymes, and acids

Answer 32

Stomach