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Human Body Systems Part 2

Total questions: 50

Worksheet time: 29mins

Name
Class
Date
1.

Which cell relays messages from one tissue to another?

a)

Red Blood Cell-RBC

b)

White Blood Cell-WBC

c)

Neuron

d)

Tissue

2.

Branch-like extensions of the neuron that receive chemical messages and carry them to the cell body.

a)

Dendrites

b)

Axon

c)

Axon terminal

d)

Myelin sheath

3.
This is a picture of the 
a)
peripheral nervous sysyem
b)
central nervous system
c)
respiratory system
d)
circulatory system
4.
This is a picture of the 
a)
peripheral nervous sysyem
b)
central nervous system
c)
respiratory system
d)
circulatory system
5.
Which of the following is NOT part of a neuron?
a)
dendrite
b)
axon
c)
myelin sheath
d)

pons

6.

Which neurons carry messages from the brain to the body?

a)

sensory neuron

b)

motor neuron

c)

interneuron

d)

afferent

7.
What is number 4?
a)
dendrite
b)
axon 
c)
cell body
d)
myelin sheath
8.
What is number 5?
a)
cell body
b)
nucleus
c)
axon terminal
d)
synapes
9.
Axons
a)
are usually highly branched.
b)
carry nerve impulses toward the cell body
c)
carry nerve impulses away from the cell body
10.

A reflex arc is a nerve pathway that produces a faster reaction. Why is a reflex faster?

a)

the signal only passes through interneurons in the brain

b)

the signal goes to the brain, but does not involve motor neurons

c)

the signal does not have to go all the way to the brain and back

d)

the signal does not involve sensory neurons

11.

The secretions from endocrine glands are called ________. These are complex chemicals that influence actions at distant sites and control body functions.

a)

hormones

b)

receptors

c)

neurotransmitters

d)

lymph

12.
What best describes the composition of a hormone?
a)
A complex protein
b)
A carbohydrate
c)
A chemical substance
d)
A cell with a nucleus
13.

Produces the hormone insulin and glucagon, which controls the level of glucose in the blood.

a)

Thyroid Gland

b)

Pancreas

c)

Thymus Gland

d)

Pituitary Gland

14.
Where are the adrenal glands located?
a)
One on each side of the larynx
b)
On top of the kidneys
c)
Behind the orbital bone
d)
The inner ear
15.

_____ neurons carry messages to the central nervous system

a)

Motor

b)

Inter

c)

Sensory

d)

Fun

16.

What is Z pointing to?

a)

Dendrite

b)

Axon Terminal

c)

Neurotransmitters

d)

Synapse

17.

What is X pointing to?

a)

Axon Terminal Button

b)

Neurotransmitters

c)

Dendrite

d)

Synapse

18.
Nerve impulses within the neuron are sent in _____ form
a)
Electrical
b)
Chemical
c)
Electro-chemical
d)
Petrochemical
19.
What is the difference between nervous & endocrine communication?
a)
Endocrine takes longer, but lasts longer than nervous
b)
Nervous takes longer, but lasts longer than endocrine
c)
Both nervous & endocrine use neurotransmitter molecules
d)
Neither type use molecules to communicate
20.

Neurotransmitter is to ___ as hormone is to ___.

a)

central nervous system … peripheral nervous system

b)

peripheral nervous system … central nervous system

c)

endocrine system … nervous system

d)

nervous system … endocrine system

21.
The endocrine system relies on the _________ of the circulatory system to deliver its' message to target cells in the body
a)
insulin
b)
axon
c)
blood
d)
terminal branches
22.
Hormones must fit into the binding of its' _____ in order for the cell, tissue, or organ to respond.
a)
dendrite
b)
receptor  molecules
c)
axon
d)
impulses
23.

The nervous system uses ____ signals, while the endocrine system uses ___ signals.

a)

electrical, chemical and electrical

b)

chemical and electrical, electrical

c)

chemical and electrical, chemical

d)

electrical, chemical

24.

The organs of the endocrine system are physically ___, while the organs of the nervous system are physically ___.

a)

connected, unconnected

b)

unconnected, unconnected

c)

connected, connected

d)

unconnected, connected

25.

Which body systems protect animals against invaders such as bacteria and viruses?

a)

immune and integumentary systems

b)

integumentary and respiratory systems

c)

digestive and immune systems

d)

respiratory and lymphatic systems

26.

The ______________ system returns interstitial fluid (fluid between cells) to the blood stream.

a)

ureters

b)

spleen

c)

thymus

d)

lymphatic

27.

Identical twins are the product of ___.

a)

2 eggs and 1 sperm

b)

2 eggs and 2 sperm

c)

1 egg and 1 sperm

d)

1 egg and 2 sperm

28.
What do antibodies attach to on the pathogen?
a)
Anti inflammatory
b)
Antigens
c)
Antiseptic
d)
Antibodies
29.

If we have acquired immunity, our bodies recognize pathogens by their...

a)

antigens

b)

antibodies

c)

killer t-cells

d)

B-cells

30.

Getting a HPV vaccine will cause B cells to develop ___ that prevent HPV infection.

a)

nonspecific immunity

b)

antibodies

c)

antigens

d)

inflammation

31.

reproductive glands in which eggs are produced

a)

fallopian tubes

b)

ovaries

c)

cervix

d)

uterus

32.

The skin, hair and nails are part of which body system?

a)

skeletal

b)

muscular

c)

digestive

d)

integumentary

33.

Which of these 3 systems work together to get the body the oxygen and sugar that it needs to make ATP(energy)?

a)

digestive, excretory, lymphatic

b)

circulatory, respiratory, digestive

c)

respiratory, excretory, lymphatic

d)

digestive, circulatory, immune

34.

The hormone responsible for developing secondary sex characteristics is ___ for females and ___ for males.

a)

progesterone, estrogen

b)

estrogen, testosterone

c)

testosterone, progesterone

d)

testosterone, estrogen

35.

During female ovulation, the ___ ruptures, releasing an egg

a)

corpus luteum

b)

ovary

c)

uterus

d)

follicle

36.

When your body comes in contact with a sharp object, an impulse sent your brain triggers a reflex that causes you to move away from the object. What body systems are interacting to cause this response?

a)

nervous, immune

b)

nervous, muscular

c)

integumentary, muscular

d)

integumentary, immune

37.

Which of these would be a specific immune response to a pathogen?

a)

inflammation

b)

memory T and B cells

c)

fever

d)

production of mucus

38.

Leukemia is cancer of the ___.

a)

lungs

b)

skin

c)

bone marrow

d)

WBCs

39.

What is the name of the fluid inside the lymphatic vessels?

a)

Plasma

b)

Lymph

c)

Blood

d)

Tissue fluid

40.

What is the function of lymph nodes?

a)

carry excess lymph fluid away from tissues

b)

drain lymph back into the circulatory system

c)

filter foreign particles from the lymph

d)

absorb fat from the gut

41.

Sperm are produced in the

a)

Bladder

b)

Testes

c)

Scrotum

d)

Ovaries

42.

A fertilized egg develops in the

a)

the cervix

b)

the uterus

c)

an ovary

d)

the vagina

43.

What is number 5 pointing to?

a)

Fallopian tube

b)

Cervix

c)

Uterus

d)

Vagina

e)

Ovary

44.

What is 2 pointing to?

a)

Fallopian tube

b)

Cervix

c)

Uterus

d)

Vagina

e)

Ovary

45.

A ___ is a fertilized egg.

a)

embryo

b)

zygote

c)

fetus

d)

sperm

46.

The immune system fights diseases. The circulatory system pairs with the immune system because ___.

a)

blood is made in the bones.

b)

plasma carries nutrients.

c)

red blood cells carry oxygen.

d)

white blood cells fight infection.

47.

What is a major role of the endocrine system?

a)

release hormones to control many body functions

b)

digest and absorb food

c)

transport nutrients through the blood

d)

first line of defense from infection

48.
An egg cell leaves the _______________ and goes into the fallopian tube.
a)
Testicle
b)
Ovary
c)
Uterus
d)
Scrotum
49.
Identify structure number 4 which is used to transport sperm.
a)
testis
b)
urethra
c)
vas deferens
d)
prostate
50.

How many chromosomes are inside the nucleus of a sperm?

a)

46

b)

23

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