Chapter 20

Question 0

Asthma

Answer 0

Lung disorder in which the bronchial tubes contract quickly and cause shortness of breath, wheezing, or coughing; may occur as an allergenic reaction.

Question 1

Alveoli

Answer 1

Tiny, thin-walled, grape like clutters at the end of each bronchiole that are surrounded by capillaries; carbon dioxide and oxygen exchange takes place.

Question 2

Bladder

Answer 2

Elastic, muscular organ that holds urine until it leaves the body through the urethra.

Question 3

Bronchi

Answer 3

Two short tubes that branch off the lower end of the trachea and carry air into the lungs.

Question 4

Diaphragm

Answer 4

Muscle beneath the lungs that contracts and relaxes to move gases in and out of the body.

Question 5

Emphysema

Answer 5

Lung disease in which the alveoli enlarge.

Question 6

Kidney

Answer 6

Bean-shaped urinary system organ that is made up of about 1 million nephrons and filters blood, producing urine.

Question 7

Larynx

Answer 7

Airway to which the vocal cords are attached.

Question 8

Nephron

Answer 8

Tiny filtering unit of the kidney.

Question 9

Pharynx

Answer 9

Tubelike passageway for food, liquid, and air.

Question 10

Trachea

Answer 10

Air-conditioning tube that connects the larynx with the bronchi; is lined with mucous membranes and cilia, and contains strong cartilage rings.

Question 11

Ureter

Answer 11

Tube that carries urine from each kidney to the bladder.

Question 12

Urethra

Answer 12

Tube that carries urine from the bladder to the outside of the body.

Question 13

Urinary system

Answer 13

System of excretory organs that rids the blood of wastes, controls blood volume by removing excess water, and balances concentrations of salts and water

Question 14

Urine

Answer 14

Wastewater the contains excess water, salts, and other wastes that are not reabsorbed by the body.