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Worksheets

Circulatory system

Total questions: 30

Worksheet time: 16mins

Name
Class
Date
1.

Number 6 and 3 signal the position of the

a)

Ventricles

b)

Valves

c)

Atria

d)

Veins

2.

Thrombocytes are also known as

a)

Platelets

b)

Red Blood Cells

c)

Neutrophils

d)

White Blood Cells

3.

Number 5 and 4 signal the position of the

a)

Ventricles

b)

Valves

c)

Atria

d)

Veins

4.

Blood vessels with wide and elastic muscular walls

a)

Capillars

b)

Lymphatic vessels

c)

Arteries

d)

Veins

5.

Number 6 and 4 signal the _____ side of the heart

a)

Upper

b)

Lower

c)

Left

d)

Right

6.

Liquid fraction of blood

(a)  

7.

Which one of the following is not a function of blood?

a)

Transporting oxygen and minerals

b)

carrying cells and antibodies that fight infections

c)

collecting products from fats digestion

d)

regulating body temperature

8.

Agranulocytes are characterized by

a)

Lacking clearly visible granules in their cytosol

b)

Presenting a polymorphic nucleus

c)

carrying CO2

d)

Its green colour

9.

There are two possibilities when it comes to Rh factor

a)

Positive or negative

b)

A or B

c)

AB or 0

d)

Double or triple

10.

This cell is called

a)

Thrombocyte

b)

Erythrocyte

c)

Macrophage

d)

Basophil

11.

What role do leukocytes play?

a)

Defense

b)

Transport

c)

Skeletal support

d)

Energy storage

12.

They are the first responders to an invasion by pathogens

a)

Basophils

b)

Eosinophils

c)

Monocytes

d)

Neutrophils

13.

Agranulocytes characterized by their mobility and ability to perform phagocytosis upon pathogens.

a)

Neutrophils

b)

Basophils

c)

Eosinophils

d)

Monocytes

14.

Granulocytes whose main function is the release of histamine

a)

Basophil

b)

Neutrophil

c)

Eosinophil

d)

Macrophage

15.

These granulocytes are the bane of parasites

a)

Basophils

b)

Eosinophils

c)

Neutrophils

d)

NK Cells

16.

Antibodies are secreted by these lymphocytes:

a)

T Cells

b)

B Cells

c)

C Cells

d)

D Cells

17.

T Cells mature in the

a)

Red Bone Marrow

b)

Thymus

c)

T-bone

d)

Brain

18.

Both T and B cells are capable of developing memory cells

a)

True

b)

False

19.

Natural Killer Cells play a fundamental role in the detection and elimination of

a)

Parasites

b)

Urine

c)

Cancerous cells

d)

Allergens

20.

Universal donors are people who has this blood type:

a)

0 negative

b)

0 positive

c)

AB positive

d)

A negative

21.

Problems may arise in pregnancy if the father is Rh+ and the mother is

a)

Rh+

b)

Rh-

c)

AB+

d)

0+

22.

Group B blood presents

a)

A antigens and produces Antibodies B

b)

B antigens and produces Antibodies A

c)

AB antigens and produces neither Antibodies A nor B

d)

neither A nor B antigens and produces Antibodies A & B

23.

Microscopic blood vessels located in all tissues formed by walls that only have one layer of cells.

a)

Veins

b)

Arteries

c)

Lymphatic vessels

d)

Capillaries

24.

The right ventricle pumps blood to the

a)

Lungs through the pulmonary veins

b)

Brain through the femoral veins

c)

Lungs through the pulmonary artery

d)

Lower side of the body through the vena cava

25.

The vena cava

a)

collects deoxygenated blood from the body

b)

brings oxygenated blood to the lungs

c)

brings deoxygenated blood to the heart

d)

carries the lymph

26.

The sounds of the heart are produced by the

a)

Ventricles contraction

b)

Atria opening

c)

Closure of the valves

d)

Larynx

27.

Diastole is the

a)

rhythmical contraction of the chambers of the heart

b)

rupture of the heart walls

c)

rhythmical relaxation and dilatation (expansion) of the heart

d)

contact between deoxygenated and oxygenated blood

28.

Which one is not a layer in the heart?

a)

Myocardium

b)

Pericardium

c)

Exocardium

d)

Endocardium

29.

Human blood circulation is NOT

a)

Triple

b)

Double

c)

Complete

d)

Closed

30.

Veins always carry deoxygenated blood

a)

True

b)

False