through 34. Indicate which ones you got correct with + or -. Use the grade breakdown to check your score.

(1)

Take Practice Test:

On a separate sheet of paper

write down numbers 1-34.

1.

2.

3. through 34.

Indicate which ones you got

correct with + or - . Use the grade breakdown to check your score.

(2)

A 32-34 96-102

B 29-31 87-93

C 24-28 72-84

D 20-23 60-69

F 0-19 0-57

Grade # Correct Points Earned

This is the Benchmark Grade Breakdown

(3)

Standard 9D&9E

Electrochemical

Impulse &

(4)

1. (9d) Identify the cell

below

A.Cell Body B. Axon

(5)

2. (9d) What is the function

of the cerebrum?

A. controls conscious and voluntary activities of the body.

B.

controls heart rate. C. controls blood pressure.

D. controls breathing.

Controls thought and conscious movements

Controls muscle coordination and homeostasis.

Medulla Oblongata

Controls involuntary body movements like heart beat, breathing, digestion etc.

Thalamus

Receives messages from sense organs and causes appropriate response.

Hypothalamus

Controls and analyzes hunger,thirst, fatigue, anger & body temperature.

(6)

3. (9d)What is the function

of the central nervous

system?

A. To relay messages

B. To process information

C. To analyze information

D. all of the above

(7)

4. (9e) Neurons are

categorized by the

A.direction in which they carry impulse.

B. amount of metabolic activity takes place.

C. number of impulses or dendrites that branch out.

(8)

5. (9d) What is the function of

the neurotransmitters?

A. to transmit nerve impulses

through the dendrites.

B. to stimulate the production of

epinephrine.

C. to transmit nerve impulses

across synapses.

(9)

6. (9e) Sensory receptors

that are sensitive to

chemicals are found in the

A. Skin,body core & hypothalamus.

B. Skin, skeletal muscles & ears

C. Eyes.

(10)

7. (9e) In the reflex arc or

action illustrated in the

diagram below. What does X

represent?

A. Sensory Neuron

B. Motor Neuron

C. Interneuron

D.Parasympathetic Nervous System

(11)

8. 9d Which of the following

best describes the direction

and sequence of movement

of a traveling nerve impulse?

A. axon,cell body,dendrites,synapse

B. dendrites,cell body,axon,synapse

C. dendrites,axon,cell body,synapse

(12)

9. (9e) “C” represents which

type of nerve?

C. Interneuron D.All of the above

A. Sensory Neuron B. Motor Neuron

C

A

(13)

Standard 9B & 9C

Endocrine Feedback

System

(14)

10. 9B Which system

coordinates the body’s

response to changes in its

internal and external

environment?

A. Endocrine System

B. Nervous System

C. Lymphatic System

(15)

11. (9c) Which gland fails to

produce enough of its hormone

in the disease diabetes

mellitus?

A. adrenal

B. hypothalamus

C. pancreas

D. parathyroid

(16)

12. 9C Feedback inhibition

means that an increase in a

substances will

A. Stop production of another substance

B. Increase the production of another substances

C. Increase production of that substance

D. Decrease production of that substance

(17)

13. 9C Which process

enables the body to

maintain a stable body

temp?

A. The parasympathetic nervous system

B. The sumpathetic nervous system

C. Feedback inhibition

(18)

14. 9B The ability to move

your right hand is controlled

by the

A. Left hemisphere of the cerebrum

B. Right hemisphere of the cerebrum

C. Both the left and right

hemisphere of the cerebrum

D. Neither hemisphere of the cerebrum

(19)

15.9C Which system in a human

is responsible for producing

hormones from glands, to

regulate metabolism, growth,

and sexual development?

A. Circulatory

B. Digestive

C. Endocrine

(20)

Standard 9A

Nutrients &

(21)

16.

(9a) The ( ) is not

necessary for removing urea

from the body.

• Circulatory system

• liver

• heart

(22)

17.

(9a) Which of the following is the correct order of nutrient (food) flow from the mouth to the cells?

A.Mouth, esophagus, small intestine, stomach, cells & bloodstream.

B.Mouth, trachea, esophagus, stomach, large intestine, small intestine & colon. C.Mouth, stomach, large intestine,

bloodstream & cells.

D.Mouth, esophagus, stomach, small intestine, bloodstream & cells.

(23)

18.

(9a) Carbon dioxide is

Not removed from the the

body through which of the

following?

Nose & Mouth Trachea

Bronchus Bronchioles

Alveoli

The Order of Air Flow in Lungs

Larynx Pharynx

• Circulatory system

• Lungs

• Excretory System

• kidney

(24)

Standard 10A & 10D

Viruses & Bacteria

(25)

19. (10a) ____ is an enzyme

found on the skin, in the saliva

and in tears that kills bacteria

by breaking down their cell

wall.

A.Antigens

B.Amylase

C.Lysozymes

D.Lysosomes

(26)

20. (10a) Which of the following is not a way that the skin acts as a

nonspecific defense against disease?

A.Production of sweat

B.Forms an outer layer

C.Production of antibodies

D.Production of lysozymes

(27)

21.

(10a) The body’s first

line of defense against

disease is ____?

A.Killer T Cells

B.Antibodies

C.The skin

D.Interferon

E.Roving macrophages

(28)

22.

(10d) Unlike lytic

viruses, lysogenic viruses do

NOT

A.Injected their genetic material into the host cell.

B.Enter the lytic cycle.

C.Lyse the host cell right away. D.Infect host cells.

(29)

23. (10d) Antibiotics are

used to treat infectious

diseases caused by

A.fungi

B.viruses

C.bacteria

(30)

24. (10d) Interferon is a

natural chemical used

primarily to fight ___

infections.

A.fungal

B.viral

C.bacterial

(31)

25. (10d) The cell

structure below is a

A.Plant Cell

B.Virus

C.Animal Cell

D.Bacteriophage

E.Bacterial Cell

(32)

Standard 10B & 10C

The Lines of Defense

(33)

26

.

(10c) A vaccine

contains _____

A.Antibodies

B.Dying or weak viruses

C.antibiotics

(34)

27. (10b) Which of the

following is the function of

antibodies in the immune

response?

A.Antibodies produce

antibiotics.

B.Antibodies attach to antigens

and attract phagocytes which

engulf & destroy the antigen.

C.Antibodies produce

(35)

28. (10c) An infectious

disease is one caused

by

A.Heredity

B.Materials in the

environment

C.Pathogens

D.Hemophilia

E

(36)

29. (10c) A person who has

received a vaccine against

polio

A.Is able to produce antibodies against polio.

B.Has polio antibodies in the blood. C.Has antipolio killer T cells in

blood.

D.Is more susceptible to the polio virus than someone who has not had the vaccine.

(37)

Standard 10E & 10F

HIV & The Immune

Response

(38)

30. (10f) Cells that are

directly responsible for the

production of antibodies are

A.Red Blood Cells

B.Phagocytes

C.T-cells

D.B-cells

(39)

31. (10e) HIV weakens

the immune system by

killing

A.Antibodies

B.B Cells

C.Helper T Cells

D.Killer T Cells

Humoral Immunity Step 6: Macrophage Helper T cell assists the activated B cell to develop into an antibody-producing plasma cell. Copy

(40)

32. (10e) HIV spreads

through the body by

A. Replicating inside the cells of the immune system.

B.Preventing the body from

producing antibodies against HIV. C.Causing the body to have asthma

attacks.

D.Strengthening the immune system.

(41)

33. (10e) Zidovudine (AZT) is a

drug that stops an enzyme that HIV needs to multiply. What effect

would you expect AZT to have on the number of T cells in an HIV-infected person’s blood and

immune system?

A.AZT should increase T cells. B.AZT should decrease T cells. C.AZT has no effect on T cells

(42)

34. (10e) White blood cells that

bind to infected cells and

secrete chemicals that disrupt

the cell membranes of these

cells are termed

A. Helper T-cells B. Killer T-cells C. Macrophages D. plasma Cells

(43)

Body Systems Practice Test 1. D 11. C 21. C 31. C 2. A 12. D 22. C 32. A 3. D 13. C 23. C 33. A 4. A 14. A 24. B 34. B 5. C 15. C 25. E 6. D 16. B 26. B 7. C 17. D 27. B 8. B 18. D 28. C 9. A 19. C 29. A 10. D 20. C 30. D