Chapter 8

Question 1

Homeostasis

Answer 1

disease where blood glucose concentration can’t be controlled properly, caused by lack of insulin

Question 2

Excretion

Answer 2

removal of waste products of metabolism from the body

Question 3

Osmoregulation

Answer 3

regulation of salt and water balance in body

Question 4

Internal environment

Answer 4

blood and tissue fluid

Question 5

Tissue fluid

Answer 5

watery solution of salts, glucose and solutes. Surrounds all cells, is pathway for transferring nutrients between blood and cells

Question 6

Renal artery

Answer 6

blood vessel that supplies blood to kidney

Question 7

Renal vein

Answer 7

blood vessel that takes blood away from kidney

Question 8

Ureter

Answer 8

tube carrying urine from kidney to bladder

Question 9

Bladder

Answer 9

muscular bag, stores urine before its removal from body

Question 10

Urethra

Answer 10

tube carrying urine from bladder outside

Question 11

Sphincter muscle

Answer 11

ring of muscle in wall of an organ which holds back its contents

Question 12

Cortex

Answer 12

outer part of kidney. Contains kidney tubules and blood vessels

Question 13

Nephron

Answer 13

kidney tubule (functional unit of a kidney)

Question 14

Medulla

Answer 14

middle part of kidney containing blood vessels, loops of Henlé and collecting ducts

Question 15

Bowman’s capsule

Answer 15

structure consisting of hollow cup of cells at start of kidney tubule (site of ultrafiltration)

Question 16

Pelvis

Answer 16

funnel-like part of kidney leading to ureter