Practical #6

Question 1

Identify characteristics and functions of structures of entire urinary system

Question 2

The kidney removes what from the blood?

Answer 2

Removal of toxins
Removal of metabolic waste
Removal of excess ions from blood

Question 3

What is the medulla?

Answer 3

The “meat” of the kidney where the pyramids and renal columns are. Contains mostly collecting ducts.

Question 4

What is the cortex?

Answer 4

The outer edge of the kidney. Contains bulk of nephron structures

Question 5

Two main parts of nephrons?

Answer 5

Glomerulus

Renal tubule

Question 6

What is filtration?

Answer 6

Removal of toxins metabolic wastes and excess ions from blood

Question 7

What is reabsorption?

Answer 7

When the body takes water back in instead of expelling it

Question 8

What is Micturition?

Answer 8

The action of urinating

Question 9

Function of male urethra in urinary system?

length of male urethra?

Answer 9

Allows body to pass urine out of the body

18-20 cm

Question 10

Function of female urethra in urinary system; length of female urethra

Answer 10

To pass urine outside of the body

4.75”

Question 11

Characteristics/abnormalities of conditions associated with urinalysis

Answer 11

Color, clarity, odor, volume, specific gravity

Question 12

Identify characteristics and functions of structures of entire male reproductive system

Answer 12

In lecture flash cards EXAM 5

Question 13

Identify characteristics and functions of structures of entire female reproductive system

Answer 13

In EXAM 5 flash cards

Question 14

Mitosis vs. Meiosis; in which cells each of these occurs

Answer 14

Mitosis occurs somatic cells

Meiosis only occurs in reproductive cells

Question 15

Process of ovulation?

Answer 15

LH stimulates egg release , egg goes through meiosis 1, is released from ovary, it’s sent down Fallopian tubes to be fertilized and go through meiosis 2

Question 16

Process of menstruation?

Answer 16

In a sense of pregnancy-
Uterus sheds inner lining
Stratum functionalis detaches from uterine wall
Bleed 3-5 days

Question 17

Spermatogenesis vs. Oogenesis

Answer 17

Spermatogenesis is sperm production

Oogenesis is egg development

Question 18

Hormones associated with menstruation

Answer 18

Estrogen and progesterone

LH and FSH

Question 19

Hormones associated with spermatogenesis

Answer 19

FSH and testosterone

Question 20

Hormones associated with oogenesis

Answer 20

FSH, LH, estrogen and progesterone

Question 21

How do the kidneys maintain body’s internal environment

Answer 21

Regulates water and concentration of solutes

Regulates ions in ECF

maintains acid-base balance

Hormone production (erythropoietin and renin)

Converts vit D to calcitrol

Gluconeogenesis during prolonged fasting

Question 22

What are nephrons?

Answer 22

Functional excretory units

Question 23

Function of urinary bladder

Answer 23

Temporary storage reservoir for urine

Question 24

Function of ureters

Answer 24

Transport urine from kidneys to bladder

Question 25

Function of urethra

Answer 25

Transports urine out of body

Question 26

What side of the kidney is lower?

Answer 26

The right

Question 27

Ureters, renal blood vessels, lymphatics, and nerves enter and exit at the _______

Answer 27

Hilum

Question 28

About 85% of nephrons, almost completely in the cortex are called _________ ________

Answer 28

Cortical nephrons

Question 29

_______ ________ originate at vortex-medulla interface, long loops that dip into the medulla; allow for production of concentrated urine and conserving water

Answer 29

Juxtamedullary nephrons

Question 30

The cup like part of the renal corpuscle

Answer 30

Glimerular capsule

Question 31

Capillary specialized for filtration

Answer 31

Glomerulus

Question 32

What is the primary site of tubular reabsorption?

Answer 32

Proximal convoluted tubule

Question 33

Location of macula dense is the _______ ________

Answer 33

Ascending limb

Question 34

Received urine from many nephrons

Answer 34

Collecting duct

Question 35

Region where ascending portion of nephron loop lies against the afferent arterials that feed the glomerulus

Answer 35

Juxtaglomerular complex

Question 36

Both the nephron loop and afferent arteriole cells are modified at the point of contact in the ________ _________

Answer 36

Juxtaglomerular complex

Question 37

Juxtaglomerular complex helps to regulate rate of _________ _________ and __________ blood pressure.

Answer 37

Filtrate formation | Systemic

Question 38

Chemical composition of urine | ____% water and ____% solutes

Answer 38

95 | 5

Question 39

Nitrogenous wastes are (3)?

Answer 39

Urea, uric acid, creatinine

Question 40

Three steps of urine formation ?

Answer 40

Glomerular filtration Tubular reabsorption Tubular secretion

Question 41

Function of descending limb in nephron

Answer 41

Highly permeable to water

Question 42

Function of ascending limb in nephron

Answer 42

Reabsorbs solutes

Question 43

Filtration vs reabsorption

Answer 43

Filtration filters water and waste from the blood in the glomerulus Reabsorption involves reabsorbing molecules, ions, and water back into the body to keep homeostasis