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Prac 7 - Urinary - Revision and Lab Prep

Total questions: 41

Worksheet time: 21mins

Name
Class
Date
1.

Metabolic wastes are substances that are left over from metabolic processes. These substances cannot by used by the organism.

a)

true

b)

false

2.

All of the metabolic wastes are excreted as water soluble solutes by the kidneys.

a)

true

b)

false

3.

Carbon dioxide is considered metabolic waste and is excreted though the lungs.

a)

true

b)

false

4.

Nitrogenous wastes are produced from the breakdown of nitrogen-containing compounds like amino acids and nucleotides.

a)

true

b)

false

5.

In humans, the main nitrogenous waste produced is ____.

a)

urea

b)

uranium

c)

amino acids

6.

State 3 stages of urine formation?

(a)  

7.

_____________ is the first step of urine formation; water and certain dissolved substances are filtered out of capillaries into a glomerular capsule.

a)

Tubular Reabsorption

b)

Tubular Secretion

c)

Glomerular Filtration

8.

_____________ is the second step of urine formation; substances move from the tubular fluid back into the blood.

a)

Tubular Reabsorption

b)

Tubular Secretion

c)

Glomerular Filtration

9.

_____________ is the third step of urine formation; substances move from the blood into the fluid of the renal tubule

a)

Tubular Reabsorption

b)

Tubular Secretion

c)

Glomerular Filtration

10.

What is the name of the process within the kidney where high pressure forces fluids (water) and dissolved substances (salt, urea, nutrients) through the walls of the capillaries of the glomerulus into the Bowman’s capsule.

a)

Secretion

b)

Reabsorption

c)

Excretion

d)

Filtration

11.

What is the name of the process where water, salts and nutrients move by diffusion or active transport from the Loop of Henle into the surrounding capillaries.

a)

Secretion

b)

Reabsorption

c)

Filtration

d)

Excretion

12.

Name the process in the kidney where excess ions and chemicals (e.g drugs) are secreted from surrounding capillaries into the tubule.

a)

Secretion

b)

Reabsorption

c)

Filtration

d)

Excretion

13.

The plasma that is filtered by all of the glomeruli in both kidneys as a function of time is called the glomerular filtration rate.

a)

true

b)

false

14.

The ___________mechanism is how arteries and arterioles react to an increase or decrease of blood pressure to keep the blood flow within the blood vessel constant.

a)

myogenic

b)

tubuloglomerular feedback

15.

____________is an adaptive mechanism that links the rate of glomerular filtration to the concentration of salt in the tubule fluid at the macula densa. A high [NaCl] and reabsorption rate at this site causes contraction of the afferent arteriole and a reduction in GFR.

a)

myogenic mechanism

b)

tubuloglomerular feedback

16.

The __________ is responsible for contraction of the urinary bladder during micturition.

a)

trigone

b)

detrusor muscle

c)

micturition muscle

d)

internal urinary sphincter

17.

Why is the external urinary sphincter under conscious control?

a)

It is made of adventitia.

b)

It is made of skeletal muscle.

c)

It is made of smooth muscle.

d)

It is part of the detrusor muscle.

18.

Voluntary micturition

a)

is a reflex action.

b)

is common in infants.

c)

involves higher brain centers.

d)

involves control of the internal sphincter.

19.

The urge to urinate results from the ____________.

a)

micturition reflex

b)

unmicturition reflex

c)

voluntary urinary mechanism

d)

involuntary urinary mechanism

20.

Where is the renal capsule?

(a)  

21.

Where is the renal cortex?

(a)  

22.

Where is the renal medulla?

(a)  

23.

Where is the renal pyramid?

(a)  

24.

Where are the minor calyces (sg: calyx)?

(a)  

25.

Where is the renal pelvis?

(a)  

26.

Where is the hilum?

(a)  

27.

Where is the urether?

(a)  

28.

Where is the renal capsule?

(a)  

29.

Name the blood vessel that carries deoxygenated blood away from the kidney

a)

Renal Vein

b)

Renal Artery

c)

Renal Pelvis

30.

Name structure A

a)

Collecting duct

b)

Proximal convoluted tubule

c)

Distal convoluted tubule

d)

Glomerulus

31.

Name Structure B

a)

Bowmans Capsule

b)

Loop of Henle

c)

proximal Convoluted tubule

d)

Collecting duct

32.

Name structure C

a)

Distal convoluted tubule

b)

Proximal convoluted tubule

c)

Loop of henle

d)

Glomerulus

33.

Name structure D

a)

Glomerulus

b)

Bowmans Capsule

c)

Collecting duct

d)

Loop of henle

34.

Name structure E

a)

Glomerulus

b)

Collecting Duct

c)

Loop of henle

d)

Distal convoluted tubule

35.

The juxtaglomerular apparatus is a specialized structure formed by the distal convoluted tubule and the glomerular afferent arteriole. It is located near the vascular pole of the glomerulus and its main function is to regulate blood pressure and the filtration rate of the glomerulus.

a)

This is true

b)

This is false

36.

Which word should be in number 5?

a)

aldosterone

b)

renin

c)

angiotensin 1

d)

angiotensin 2

37.

Which word should be in number 7?

a)

aldosterone

b)

renin

c)

angiotensin 1

d)

angiotensin 2

38.

Which word should be in number 9?

a)

aldosterone

b)

renin

c)

angiotensin 1

d)

angiotensin 2

39.

Which word should be in number 11?

a)

aldosterone

b)

renin

c)

angiotensin 1

d)

angiotensin 2

40.
Causes kidneys to conserve water
a)
antidiuretic hormone
b)
aldosterone
c)
adrenocorticotropic hormone
d)
calcitonin
41.

Atrial natriuretic peptide (ANP) is a hormone secreted from the right _________in response to atrial stretch from hypervolemia as well as in response to ___________.

a)

atrium, hypertension

b)

ventricle, hypertension

c)

atrium, hypotension

d)

ventricle, hypotension