wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Big Body Test

Total questions: 150

Worksheet time: 1hrs 19mins

Name
Class
Date
1.

Which chamber receives deoxygenated blood from the body?

a)

Left ventricle

b)

Right atrium

c)

Left atrium

d)

Aorta

2.

Which cells perform phagocytosis in the immune system?

a)

Helper T cells

b)

Neutrophils (Monocytes and Macrophages)

c)

Plasma B cells

d)

Basophils

3.

Systolic blood pressure measures:

a)

Pressure when ventricles relax

b)

Pressure when ventricles contract

c)

Pressure in veins

d)

Pressure in capillaries

4.

Fertilization normally occurs in the:

a)

Ovary

b)

Uterus

c)

Fallopian tube

d)

Cervix

5.

The cerebellum controls:

a)

Breathing

b)

Coordination and balance

c)

Memory

d)

Vision

6.

Atherosclerosis is mainly caused by:

a)

Hardened arteries with age

b)

Fatty plaque from cholesterol build up

c)

Low blood volume

d)

Valve leakage

7.

Plasma B cells release antibodies using:

a)

Endocytosis

b)

Exocytosis

c)

Diffusion

d)

Osmosis

8.

The pulmonary vein carries:

a)

Oxygen-poor blood to lungs

b)

Oxygen-rich blood to the heart

c)

Oxygen-rich blood to the body

d)

Oxygen-poor blood to the heart

9.

Which brain structure controls autonomic responses like breathing and heart rate?

a)

Cerebrum

b)

Cerebellum

c)

Brainstem

d)

Temporal lobe

10.

Implantation of a blastocyst occurs at about:

a)

1 day

b)

3–4 days

c)

6–7 days

d)

14 days

11.

Capillaries are specialized for:

a)

High-pressure transport

b)

Carrying blood away from heart

c)

Diffusion of gases and nutrients

d)

Returning blood to heart

12.

HIV enters helper T cells using:

a)

Simple diffusion

b)

Osmosis

c)

Receptor-mediated endocytosis

d)

Active transport

13.

The fetus develops in the:

a)

Cervix

b)

Vagina

c)

Uterus

d)

Oviduct

14.

Vaccines work by forming:

a)

Antibodies immediately

b)

Memory cells

c)

Histamine

d)

Fever-causing chemicals

15.

Which blood vessel carries oxygen-rich blood from lungs to heart?

a)

Pulmonary vein

b)

Pulmonary artery

c)

Aorta

d)

Vena cava

16.

Histamine release causes:

a)

Fever

b)

Inflammation

c)

Antibody release

d)

Blood clotting

17.

Progesterone’s main role is to:

a)

Trigger ovulation

b)

Maintain uterine lining

c)

Start menstruation

d)

Begin follicle maturation

18.

The right ventricle pumps blood to the:

a)

Body

b)

Brain

c)

Lungs

d)

Heart’s own muscle

19.

The first line of defense includes:

a)

Antibodies

b)

Skin and mucus

c)

Cytotoxic T cells

d)

Platelets

20.

High blood pressure increases heart workload because it:

a)

Speeds up blood flow

b)

Reduces oxygen levels

c)

Increases resistance in arteries

d)

Slows heart rate

21.

Cytotoxic T cells:

a)

Activate B cells

b)

Kill infected cells

c)

Produce antibodies

d)

Trigger inflammation

22.

The endometrium is shed during:

a)

Ovulation

b)

Menstruation

c)

Fertilization

d)

Cleavage

23.

The SA node is the heart’s:

a)

Blood pressure regulator

b)

Pacemaker

c)

Valve controller

d)

Oxygen sensor

24.

The ectoderm forms:

a)

Muscles

b)

Nerves and skin

c)

Digestive lining

d)

Kidneys

25.

A stroke occurs when:

a)

Blood flow to brain is blocked

b)

Blood flow to lungs decreases

c)

Kidneys fail

d)

Heart valves tear

26.

Estrogen is produced in the:

a)

Pituitary

b)

Ovaries

c)

Pancreas

d)

Liver

27.

Viruses differ from bacteria because they:

a)

Are killed by antibiotics

b)

Require host cells to reproduce

c)

Have cell walls

d)

Perform metabolism

28.

The fetus connects to the placenta through the:

a)

Amnion

b)

Chorion

c)

Umbilical cord

d)

Blastocyst

29.

Sperm mature in the:

a)

Testes

b)

Epididymis

c)

Seminal vesicle

d)

Prostate

30.

The AV node:

a)

Starts heart contraction to send to the SA node

b)

Coordinates the heartbeat signal after receiving a signal from the SA node

c)

Closes valves

d)

Performs nutrient exchange

31.

Lupus is an example of a(n):

a)

Allergy

b)

Viral infection

c)

Autoimmune disease

d)

Hormonal disorder

32.

The occipital lobe is responsible for:

a)

Smell

b)

Touch

c)

Vision

d)

Hearing

33.

Atherosclerosis raises blood pressure because it:

a)

Widens arteries

b)

Thickens veins

c)

Narrows arteries

d)

Lowers blood volume

34.

The first trimester includes:

a)

Final lung formation

b)

Organ formation

c)

Birth preparation

d)

Major weight increase

35.

Antibiotics are effective against:

a)

Viruses

b)

Bacteria

c)

Protists only

d)

Fungi only

36.

The blastocyst forms at approximately:

a)

Day 1

b)

Day 3

c)

Day 6

d)

Day 14

37.

Which immune response is specific?

a)

Skin

b)

Fever

c)

Antibody production

d)

Inflammation

38.

Arteries carry blood:

a)

Toward the heart

b)

Away from the heart

c)

At low pressure

d)

Without oxygen

39.

Progesterone levels drop when:

a)

Pregnancy occurs

b)

Ovulation starts

c)

Pregnancy does not occur

d)

Implantation begins

40.

Testosterone is produced in the:

a)

Prostate

b)

Seminal vesicle

c)

Testes

d)

Penis

41.

Fever helps immunity by:

a)

Killing immune cells

b)

Slowing pathogen growth

c)

Narrowing blood vessels

d)

Stopping antibody production

42.

The pulmonary artery carries:

a)

Oxygen-rich blood to the lungs

b)

Oxygen-poor blood to the lungs

c)

Oxygen-poor blood to the heart

d)

Oxygen-rich blood to the brain

43.

A stroke may occur from:

a)

Lung infection

b)

A clot in the brain

c)

Excess progesterone

d)

Excess estrogen

44.

Helper T cells:

a)

Release cytokines

b)

Destroy infected cells

c)

Produce antibodies

d)

Trigger allergies

45.

High salt intake increases blood pressure by:

a)

Lowering heart rate

b)

Increasing blood volume

c)

Narrowing arteries

d)

Reducing RBC count

46.

The placenta is formed from the:

a)

Chorion + uterine lining

b)

Amnion

c)

Cervix

d)

Ovary

47.

Estrogen thickens the uterine lining during the:

a)

Follicular phase

b)

Luteal phase

c)

Menstrual phase

d)

Ovulation

48.

Heart valves prevent:

a)

High pressure

b)

Backflow

c)

Gas exchange

d)

Blood clotting

49.

A vector-transmitted disease is:

a)

Flu

b)

COVID

c)

Malaria

d)

Strep throat

50.

The medulla is part of the:

a)

Cerebrum

b)

Cerebellum

c)

Brainstem

d)

Parietal lobe

51.

Which chamber pumps blood to the body?

a)

Right atrium

b)

Right ventricle

c)

Left ventricle

d)

Left atrium

52.

Complement proteins help destroy pathogens by causing:

a)

Fever

b)

Cell lysis

c)

Antibody release

d)

Histamine production

53.

Congestive heart failure occurs when the heart:

a)

Beats too rapidly

b)

Cannot pump effectively

c)

Has excess blood volume

d)

Stops beating

54.

The uterus expands the most during the:

a)

First trimester

b)

Second trimester

c)

Third trimester

d)

Follicular phase

55.

Macrophages engulf pathogens using:

a)

Diffusion

b)

Filtration

c)

Phagocytosis

d)

Exocytosis

56.

The Fallopian tube connects the:

a)

Ovary to uterus

b)

Uterus to cervix

c)

Cervix to vagina

d)

Placenta to fetus

57.

Left-sided heart failure causes fluid buildup in the:

a)

Legs

b)

Body tissues

c)

Lungs

d)

Abdominal cavity

58.

Memory T cells function to:

a)

Trigger inflammation

b)

Provide faster response upon re-exposure

c)

Kill infected cells directly

d)

Release histamine

59.

The temporal lobe is responsible for:

a)

Vision

b)

Touch

c)

Hearing

d)

Balance

60.

The epididymis:

a)

Produces sperm

b)

Stores and matures sperm

c)

Nourishes sperm

d)

Produces testosterone

61.

The correct blood flow pathway is:

a)

Body → pulmonary vein → LA → tricuspid valve → RV → pulmonary artery → lungs → RA → mitral valve → LV → aortic valve → aorta → Body

b)

Body → inf. and sup. VC→ RA → tricuspid valve→ RV→ pulmonary valve→ pulmonary artery → Lungs → pulmonary vein→ LA → mitral valve→ LV → aortic valve→ aorta → Body

c)

Body → superior vena cava → LV → mitral valve → LA → pulmonary artery → lungs → pulmonary vein → RV → tricuspid valve → RA → aorta → Body

d)

Body → inferior vena cava → RA → pulmonary valve → RV → tricuspid valve → pulmonary vein → lungs → LA → aortic valve → LV → mitral valve → aorta → Body

62.

The endoderm forms the:

a)

Bone

b)

Muscle

c)

Digestive lining

d)

Nerves

63.

Which organ produces progesterone?

a)

Cervix

b)

Pituitary

c)

Ovary

d)

Pancreas

64.

Rheumatoid arthritis is a(n):

a)

Infection

b)

Allergy

c)

Autoimmune disease

d)

Hormonal imbalance

65.

The AV valves separate the:

a)

Aorta and ventricles

b)

Atrium and ventricle

c)

Artery and vein

d)

Vein and atrium

66.

The umbilical vein carries:

a)

Waste toward placenta

b)

Oxygen toward fetus

c)

CO2 toward fetus

d)

Nutrients toward placenta

67.

Interferons help by blocking:

a)

Histamine release

b)

Viral replication

c)

Antibody formation

d)

Cell division

68.

The parietal lobe processes:

a)

Smell

b)

Touch and temperature

c)

Hearing

d)

Movement

69.

The placenta primarily:

a)

Cushions the fetus

b)

Enables nutrient and oxygen exchange

c)

Produces gametes

d)

Regulates fetal breathing

70.

Right-sided heart failure causes fluid to accumulate in the:

a)

Lungs

b)

Body tissues

c)

Heart chambers

d)

Arteries

71.

LH is secreted by the:

a)

Hypothalamus

b)

Pituitary gland

c)

Ovary

d)

Corpus luteum

72.

Antibodies attach to:

a)

Enzymes

b)

Antigens

c)

Hormones

d)

Platelets

73.

Arteries are thick-walled because they:

a)

Carry low-pressure blood

b)

Withstand high pressure

c)

Have valves

d)

Store blood

74.

First trimester development includes:

a)

Rapid organ formation

b)

Full lung development

c)

Major fat deposits

d)

Eye opening

75.

Antibiotic overuse can lead to:

a)

Viral mutation

b)

Antibiotic resistance

c)

Fever

d)

Allergies

76.

The chorion contributes to formation of the:

a)

Amniotic sac

b)

Chorionic villi / placenta

c)

Umbilical cord

d)

Neural tube

77.

Helper T cells release:

a)

Histamine

b)

Cytokines

c)

Keratin

d)

Hemoglobin

78.

The aorta carries blood from the:

a)

Right atrium

b)

Right ventricle

c)

Left ventricle

d)

Left atrium

79.

The ectoderm forms:

a)

Muscles

b)

Nerves

c)

Digestive lining

d)

Kidneys

80.

Estrogen rises mainly during the:

a)

Menstrual phase

b)

Follicular phase

c)

Luteal phase

d)

Ovulation phase

81.

Capillaries allow:

a)

High pressure

b)

Gas diffusion

c)

Blood storage

d)

Valve operation

82.

Antibiotics treat:

a)

Viruses

b)

Bacteria

c)

Protozoa

d)

All pathogens

83.

The third trimester is characterized by:

a)

Organ formation

b)

Rapid growth

c)

Blastocyst formation

d)

Fertilization

84.

Cytotoxic T cells use ______ to kill infected cells.

a)

Perforin

b)

Histamine

c)

Insulin

d)

Hemoglobin

85.

The pulmonary artery carries blood from the:

a)

Left ventricle

b)

Left atrium

c)

Right ventricle

d)

Right atrium

86.

Which layer forms bones and muscles?

a)

Endoderm

b)

Mesoderm

c)

Ectoderm

d)

Hypoderm

87.

Progesterone maintains the uterine lining during the:

a)

Follicular phase

b)

Secretory (luteal) phase

c)

Menstrual phase

d)

Ovulation

88.

The medulla controls:

a)

Touch

b)

Hearing

c)

Breathing

d)

Sight

89.

Implantation occurs:

a)

Immediately

b)

6–7 days after fertilization

c)

2 weeks after fertilization

d)

During ovulation

90.

Edema in the legs is caused by failure of the:

a)

Left ventricle

b)

Right ventricle

c)

Left atrium

d)

Aortic valve

91.

Vaccines contain:

a)

Toxins

b)

Weakened or partial pathogens

c)

Fully active viruses

d)

Antibiotics

92.

The amnion forms the:

a)

Placenta

b)

Amniotic sac

c)

Umbilical cord

d)

Cervix

93.

Blood returning from the body enters via the:

a)

Pulmonary vein

b)

Aorta

c)

Vena cava

d)

Coronary artery

94.

Endocytosis is used by:

a)

Plasma cells releasing antibodies

b)

Macrophages engulfing pathogens

c)

RBCs transporting oxygen

d)

Neurons firing signals

95.

The prostate gland:

a)

Makes sperm

b)

Adds fluid to semen

c)

Stores sperm

d)

Releases testosterone

96.

Allergies occur when the immune system:

a)

Fails to function

b)

Overreacts to harmless substances

c)

Attacks organs

d)

Stops producing antibodies

97.

The left ventricle pumps blood to the:

a)

Lungs

b)

Right atrium

c)

Entire body

d)

Brain only

98.

The cervix connects the:

a)

Ovary and uterus

b)

Uterus and vagina

c)

Vagina and ovary

d)

Placenta and fetus

99.

Coronary arteries supply:

a)

Lungs

b)

Heart muscle

c)

Liver

d)

Kidneys

100.

Which is part of the adaptive immune system?

a)

Skin

b)

Fever

c)

Antibodies

d)

Mucus

101.

Which artery carries deoxygenated blood?

a)

Aorta

b)

Carotid artery

c)

Subclavian artery

d)

Pulmonary artery

102.

The frontal lobe controls:

a)

Reflexes

b)

Decision-making

c)

Hearing

d)

Touch

103.

Severe atherosclerosis may cause:

a)

More RBCs

b)

Heart attack

c)

Loss of lymph fluid

d)

High estrogen

104.

Memory B cells allow for:

a)

Clotting

b)

Faster antibody response

c)

More inflammation

d)

Direct pathogen destruction

105.

During the first trimester:

a)

Nails form

b)

Lungs finish development

c)

Organs begin forming

d)

Baby turns head-down

106.

The brainstem regulates:

a)

Fine motor movement

b)

Memory

c)

Vital body functions

d)

Visual processing

107.

A heart attack results from blockage of a:

a)

Pulmonary vein

b)

Coronary artery

c)

Vena cava

d)

Carotid artery

108.

Veins contain:

a)

Thick muscle walls

b)

Valves

c)

High pressure

d)

Oxygen-rich blood

109.

Exocytosis is used for:

a)

Engulfing bacteria

b)

Releasing antibodies

c)

Breaking down nutrients

d)

Making ATP

110.

The reproductive system is primarily controlled by:

a)

Enzymes

b)

Hormones

c)

Platelets

d)

Electrolytes

111.

A pandemic is defined as a(n):

a)

Local outbreak

b)

Infection in one region

c)

Worldwide epidemic

d)

Chronic disease

112.

Sickle-cell disease is caused by a

a)

Genetic mutation in the hemoglobin beta gene

b)

Viral infection of red blood cells

c)

Iron deficiency from poor diet

d)

Autoimmune destruction of hemoglobin

113.
Question Image

Label

a)

1

1.

Right Atrium

b)

2

2.

Right Ventricle

c)

3

3.

Left Atrium

d)

4

4.

Left Ventricle

114.
Question Image

label

a)

1

1.

Vena Cava

b)

2

2.

Pulmonary Vein

c)

3

3.

Pulmonary Aretery

d)

4

4.

Aorta

115.

What happens if a valve is leaky and has backflow?

a)

Congestive Heart Failure

b)

Pacemaker Implant

c)

A heart murmur

d)

A stroke

116.
Question Image

Label

a)

1

1.

Frontal Lobe

b)

2

2.

Temporal Lobe

c)

3

3.

Brain Stem

d)

4

4.

Cerebellum

e)

5

5.

Occipital Lobe

117.
Question Image

Label

a)

6

1.

Parietal Lobe

b)

2

2.

Temporal Lobe

c)

3

3.

Brain Stem

d)

4

4.

Cerebellum

e)

5

5.

Occipital Lobe

118.

When contractions begin during pregnancy, hormones are released to increase the rate of contractions. This is an example of

a)

positive feedback

b)

negative feedback

119.

Which structure in the male reproductive system produces sperm?

a)

Prostate gland

b)

Seminiferous tubules

c)

Epididymis

d)

Urethra

120.

Where does the following occur?

A) Meiosis?

B) Fertilization?

C) Growth & Development of Baby?

a)

A) 5

B) 4

C) 3

b)

A) 4

B) 5

C) 3

c)

A) 3

B) 4

C) 5

d)

A) 3

B) 5

C) 4

121.

Why do each of these kittens look different?

a)

Meiosis & Recombination

b)

Mitosis & Meiosis

c)

Differentiation & Specialization

d)

Fertilization & Mitosis

122.

Paul Revere of the immune system

a)

estrogen

b)

tears

c)

FSH

d)

histamine

123.

This produces and releases acid-neutralizing substances in the semen.

a)

epididymis

b)

prostate

c)

vas deferens

d)

seminiferous tubules

124.

"quickening"

a)

1st trimester

b)

2nd trimester

c)

3rd trimester

d)

4th trimester

125.

Amniotic fluid does all but which of the following?

a)

helps exercise the fetal lungs

b)

protects the fetus from jars to the mother's abdomin

c)

allows easier fetal movement in the uterus

d)

lubricates and cleanses the birth canal

e)

none of these

126.

Starting week 9 the new life is classified as which of the following?

a)
Fetus
b)
Zygote
c)
Embryo
d)
Infant
127.
Structure 4 is the
a)
cervix
b)
vagina
c)
uterus
d)
ovary
128.
Structure 5 is the
a)
cervix
b)
Fallopian tube
c)
uterus
d)
ovary
129.
Structure 2 is the 
a)
cervix
b)
vagina
c)
uterus
d)
ovary
130.
Structure 7 is the 
a)
cervix
b)
vagina
c)
uterus
d)
ovary
131.

Which hormone is primarily responsible for regulating the menstrual cycle by triggering ovulation?

a)

Testosterone

b)

Estrogen only

c)

Luteinizing hormone (LH)

d)

Progesterone only

132.

A student learns that sperm cells travel through several structures before leaving the male body. Which of the following correctly lists the path sperm travel in the correct order?

a)

Testes → Epididymis → Vas deferens → Urethra

b)

Testes → Urethra → Vas deferens → Epididymis

c)

Epididymis → Testes → Urethra → Vas deferens

d)

Vas deferens → Testes → Epididymis → Urethra

133.

During embryonic development, the three primary germ layers form. A student is asked to predict which organ systems would be affected if the mesoderm layer failed to develop properly. Which of the following best represents the correct prediction?

a)

The nervous system and skin would be most affected

b)

The digestive system lining and respiratory tract would be most affected

c)

The muscles, bones, circulatory system, and kidneys would be most affected

d)

Only the reproductive organs would be affected

134.

A student is analyzing the relationship between the structure of the male reproductive system and its function. The seminal vesicles and prostate gland contribute secretions to semen. Based on your understanding of these structures, which of the following best explains why these secretions are essential for successful fertilization?

a)

They provide a protective coating that prevents sperm from being recognized by the immune system of the female reproductive tract

b)

They provide nutrients, neutralize acidic environments, and create a fluid medium that enhances sperm motility and survival

c)

They trigger the release of eggs from the ovary to synchronize with sperm arrival

d)

They increase the number of sperm produced by the testes during ejaculation

135.

A pregnant woman is told that her baby is in the third trimester of development. Based on your knowledge of human development before birth, which of the following best describes what is primarily occurring during this stage, and why is premature birth during this period potentially dangerous?

a)

Major organ formation is occurring; premature birth is dangerous because the organs have not yet begun to form

b)

The fetus is primarily gaining weight, storing fat, and maturing organ systems; premature birth is dangerous because the lungs and other systems may not be fully mature enough to function independently

c)

The fetus is developing its nervous system for the first time; premature birth is dangerous because the brain has not yet formed

d)

The fetus is undergoing implantation; premature birth is dangerous because the placenta has not yet attached

136.

Which hormone stimulates contractions during and after childbirth?

a)

Dopamine

b)

Progesterone

c)

Estrogen

d)

hCG

e)

Oxytocin

137.

Proteins perform all of these EXCEPT:

a)

Catalyzing reactions

b)

Sending signals

c)

Storing genetic info

d)

Building tissue

138.

What happens if the fetus’s blood and the mother’s blood come into contact with each other?

4 lines
139.

Which type of immunity is temporary and obtained from another individual?

a)

Active immunity

b)

Passive immunity

c)

Innate immunity

d)

Adaptive immunity

140.

Which blood component is involved in transporting nutrients and hormones?

a)

Plasma

b)

Red blood cells

c)

Platelets

d)

Leukocytes

141.

Which immune system protein helps destroy pathogens by forming pores in their membranes?

a)

Antibodies

b)

Complement proteins

c)

Cytokines

d)

Interferons

142.

The ovarian cycle lasts about

a)

14 days

b)

28 days

c)

one week

d)

2 days

143.

Which label is the endometrium?

a)

1

b)

2

c)

3

d)

4

e)

8

144.

The male and female reproductive systems are regulated by...

a)

hormones

b)

sex drive

c)

number of chromosomes

d)

heredity

145.

A 3 month old baby contracts a virus called whooping cough (pertussis) after receiving the first of a sequence of 3 necessary DPT vaccines designed to prevent 3 diseases (diphtheria, pertussis, and tetanus). The vaccines are given at 2, 4, and 6 months of age to allow the body to develop specific immunity against these diseases. After the infant recovered from the disease, the doctor informed the parents that from now on the infant would only need the DT (diphtheria, tetanus) part of the vaccine. Why does the infant only need the DT vaccine?

a)

The infant had the first of a series of vaccines which caused the disease

b)

The infant had the pertussis disease and has already produced antibodies against the disease.

c)

The infant had the first of a series of vaccines which protected him from getting the disease.

d)

The infant had the pertussis disease and will get diphtheria in the future.

146.

Organ transplants will cause an immune response in the body because...

a)

red blood cells will be prevented from carrying oxygen.

b)

antibiotics will be produced that cause blood clotting.

c)

white blood cells will react to the foreign antigens on the organ.

d)

the organ prevents antibodies from being made.

147.

Which of the following is FALSE about antibodies?

a)

They are Y-shaped proteins.

b)

They are made by the immune system.

c)

They can attack any antigen that enters the body.

d)

They remain in the bloodstream for a long time after they are produced.

148.

Severing this a method of male sterilization

a)

seminiferous tubule

b)

seminal vesicle

c)

urethra

d)

vas deferens

149.
Semen contains
a)
fructose
b)
vitamin C
c)
prostaglandins
d)
all of these substances
150.

Water is slow to heat and slow to cool. This is because water has a(n)

a)

low freezing/melting point

b)

high specific heat

c)

state of matter

d)

low solubility