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Worksheets2022 IT Science Practice 1
Total questions: 50
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
1. Which of the following tissues are responsible for movement?
a)
A. connective
b)
B. epithelial
c)
C. muscle
d)
D. nervous
e)
E. Both (C) and (D)
2.
2. Which of the following tissues are responsible for coordinating and controlling movement?
a)
A. connective
b)
B. epithelial
c)
C. muscle
d)
D. nervous
e)
E. Both (C) and (D)
3.
3. When breathing in, which of the following occurs?
a)
A. The diaphragm contracts.
b)
B. There is an increase in lung air pressure.
c)
C. The lungs are pulled downward.
d)
D. Both (A) and (C)
e)
E. Both (B) and (C)
4.
4. In general, the red colored blood vessels represent _____.
a)
A. arteries
b)
B. oxygen-rich blood
c)
C. veins
d)
D. Both (A) and (B)
e)
E. Both (B) and (C)
5.
5. How many alveoli are present in the lungs?
a)
A. 2
b)
B. 4
c)
C. 150 million
d)
D. 300 million
e)
E. None of the above
6.
6. At the end of the life of a red blood cell, the converted bile pigments are shipped to the _____.
a)
A. bone marrow
b)
B. heart
c)
C. liver
d)
D. spleen
e)
E. stomach
7.
7. Red blood cells originate from the _____.
a)
A. bone marrow
b)
B. heart
c)
C. liver
d)
D. spleen
e)
E. stomach
8.
8. What is normal body temperature when it is properly regulated by blood?
a)
A. 96.8
b)
B. 97.1
c)
C. 97.3
d)
D. 98.6
e)
E. 100.4
9.
9. Plasma composes what percentage of blood?
a)
A. 25
b)
B. 45
c)
C. 55
d)
D. 75
e)
E. None of the above
10.
10. Plasma is responsible for transporting _____.
a)
A. amino acids
b)
B. hormones
c)
C. waste
d)
D. ions
e)
E. All of the above
11.
11. Which of the following cells are responsible for blood clotting?
a)
A. lymphocytes
b)
B. megakaryocyte
c)
C. monocytes
d)
D. neutrophils
e)
E. platelets
12.
12. A person with type A blood can receive a blood transfusion from a person with which blood type?
a)
A. A
b)
B. B
c)
C. O
d)
D. Both (A) and (B)
e)
E. Both (A) and (C)
13.
13. A person with type AB blood can receive a blood transfusion from a person with which blood type?
a)
A. A
b)
B. B
c)
C. AB
d)
D. O
e)
E. All of the above
14.
14. Which of the following blood types have anti-B antibodies?
a)
A. A
b)
B. B
c)
C. O
d)
D. Both (A) and (C)
e)
E. Both (B) and (C)
15.
15. John and Mark are brothers. John married Ana, and had two children, Jenna and David. Mark married Bernadette, and had three children, Anthony, Mary and Daniela. Mark and Mary have type AB blood. Bernadette, Anthony, Ana and Jenna have type B blood. John and David have type O blood. Daniela has type A blood.<br /><br />Based on the above families, from whom can John receive blood?
a)
A. brother
b)
B. nieces
c)
C. son
d)
D. wife
e)
E. Both (C) and (D)
16.
16. John and Mark are brothers. John married Ana, and had two children, Jenna and David. Mark married Bernadette, and had three children, Anthony, Mary and Daniela. Mark and Mary have type AB blood. Bernadette, Anthony, Ana and Jenna have type B blood. John and David have type O blood. Daniela has type A blood.<br /><br />Based on the above families, from whom can Jenna receive blood?
a)
A. Ana
b)
B. Anthony
c)
C. David
d)
D. John
e)
E. All of the above
17.
17. Which of the following carry oxygen-poor blood?
a)
A. arteries
b)
B. right ventricle
c)
C. veins
d)
D. Both (A) and (B)
e)
E. Both (B) and (C)
18.
18. Which chambers of the heart carry oxygen-poor blood?
a)
A. left atrium
b)
B. left ventricle
c)
C. right ventricle
d)
D. Both (A) and (B)
e)
E. Both (B) and (C)
19.
19. Two pocket valves exist in the heart between the ______.
a)
A. left atrium and left ventricle
b)
B. right atrium and right ventricle
c)
C. right ventricle and pulmonary artery (going to the lungs)
d)
D. Both (A) and (B)
e)
E. Both (A) and (C)
20.
20. Where does the blood flow when the heart is relaxed?
a)
A. aorta
b)
B. body
c)
C. lungs
d)
D. ventricles
e)
E. None of the above
21.
21. Where is the SA node located?
a)
A. left atrial wall
b)
B. left ventricular wall
c)
C. right atrial wall
d)
D. right ventricular wall
e)
E. septum between the right and left atrium
22.
22. What body part is considered the pacemaker?
a)
A. AV node
b)
B. conduction fibers
c)
C. papillary muscle
d)
D. SA node
e)
E. None of the above
23.
23. The vena cava connects to the ___ of the heart.
a)
A. left atrium
b)
B. left ventricle
c)
C. right atrium
d)
D. right ventricle
e)
E. None of the above
24.
24. Which vessels have the thickest walls?
a)
A. arteries
b)
B. arterioles
c)
C. capillaries
d)
D. veins
e)
E. venules
25.
25. Which vessels have their own network of valves?
a)
A. arteries
b)
B. arterioles
c)
C. capillaries
d)
D. veins
e)
E. venules
26.
26. What is the largest internal organ?
a)
A. brain
b)
B. heart
c)
C. liver
d)
D. lung
e)
E. stomach
27.
27. What structure within the kidney is responsible for funneling urine to the ureter?
a)
A. blood
b)
B. collecting duct
c)
C. cortex
d)
D. medulla
e)
E. pelvis
28.
28. What structure is responsible for receiving sensory information and sending it to the cerebral cortex?
a)
A. hypothalamus
b)
B. medulla
c)
C. midbrain
d)
D. pons
e)
E. thalamus
29.
29. What structure is responsible for smooth and coordinated movement?
a)
A. cerebellum
b)
B. cerebrum
c)
C. hypothalamus
d)
D. pons
e)
E. thalamus
30.
30. What does a linking neuron connect?
a)
A. sensory neuron to a motor neuron
b)
B. motor neuron to a sensory neuron
c)
C. sensory neuron to the protective membrane
d)
D. motor neuron to the protective membrane
e)
E. None of the above
31.
31. Which structure receives information through the most numerous sympathetic motor neuron inputs?
a)
A. brain
b)
B. heart
c)
C. kidney
d)
D. liver
e)
E. lungs
32.
32. Which structure releases epinephrine?
a)
A. adrenal gland
b)
B. hypothalamus
c)
C. pituitary gland
d)
D. pons
e)
E. thalamus
33.
33. Which of the following results in increased blood pressure?
a)
A. parasympathetic output to the heart is increased and sympathetic output is decreased
b)
B. sympathetic output to the heart is increased and parasympathetic output is decreased
c)
C. smooth muscles in the arteriole contract
d)
D. Both (A) and (C)
e)
E. Both (B) and (C)
34.
34. Which of the following has both endocrine and nervous system properties?
a)
A. adrenal gland
b)
B. hypothalamus
c)
C. pancreas
d)
D. thymus gland
e)
E. thyroid gland
35.
35. Which of the following has both endocrine and digestive system properties?
a)
A. adrenal gland
b)
B. hypothalamus
c)
C. pancreas
d)
D. thymus gland
e)
E. thyroid gland
36.
36. Although the pituitary gland is the main component of the endocrine system, it is controlled by the _____.
a)
A. front lobe
b)
B. hypothalamus
c)
C. rear lobe
d)
D. thalamus
e)
E. None of the above
37.
37. The thymus is most active during _____.
a)
A. fetal development
b)
B. childhood
c)
C. middle age
d)
D. old age
e)
E. None of the above
38.
38. The hormone that directly affects skeletal muscle and bones is the _____.
a)
A. adrenocorticotropic hormone (ACTH)
b)
B. antidiuretic hormone (ADH)
c)
C. growth hormone (GH)
d)
D. thyroid stimulating hormone (TSH)
e)
E. More than one of the above
39.
39. The sweat gland originates from the ______.
a)
A. dermis
b)
B. epidermis
c)
C. sweat duct
d)
D. sweat pore
e)
E. None of the above
40.
40. What structure serves as the thermostat of the body?
a)
A. blood
b)
B. hypothalamus
c)
C. midbrain
d)
D. pons
e)
E. thalamus
41.
41. The cells responsible for attacking bacteria are ______.
a)
A. mast cell
b)
B. monocytes
c)
C. neutrophils
d)
D. platelets
e)
E. Both (B) and (C)
42.
42. What structure must release a chemical signal for white cells to be activated?
a)
A. mast cells
b)
B. macrophage
c)
C. monocyte
d)
D. neutrophil
e)
E. None of the above
43.
43. Lymph nodes produce the white blood cells, ______, to attack pathogens.
a)
A. lymphocytes
b)
B. macrophages
c)
C. mast cells
d)
D. monocytes
e)
E. neutrophils
44.
44. Which of the following cells have a short life span and die once their job is done?
a)
A. B cells
b)
B. helper T cells
c)
C. lymphocytes
d)
D. memory B cells
e)
E. plasma cells
45.
45. Following an illness, which cells needs to be activated in order for no/few symptoms to be felt the next time the same pathogen presents itself?
a)
A. B cells
b)
B. helper T cells
c)
C. lymphocytes
d)
D. memory B cells
e)
E. monocytes
46.
46. What cell(s) do helper T cells activate when a virus is present?
a)
A. killer T cells
b)
B. macrophages
c)
C. natural killer cell (NK)
d)
D. Both (A) and (C)
e)
E. All of the above
47.
47. Which of the following are oriented along lines of stress in bone?
a)
A. osteocytes
b)
B. osteon
c)
C. periosteum
d)
D. spongy bone
e)
E. None of the above
48.
48. What immediately surrounds a blood vessel in bones?
a)
A. compact bone
b)
B. long bone
c)
C. osteon
d)
D. periosteum
e)
E. spongy bone
49.
49. What cell is responsible for maintaining bone?
a)
A. osteoblast
b)
B. osteoclast
c)
C. osteocytes
d)
D. osteon
e)
E. None of the above
50.
50. Osteons are to bone as, _______.
a)
A. brain is to thalamus
b)
B. heart is to ventricles
c)
C. epidermis is to dermis
d)
D. neurons are to the nervous system
e)
E. pleural membrane is to lungs
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