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Test your basic knowledge |
PCAT Biology Vascular Systems In Animals And Plants
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Subjects
:
pcat
,
biology
Instructions:
Answer 50 questions in 15 minutes.
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study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A small mass of specialized tissue located in the wall of the right atrium regulates/originates an ordinary cardiac contraction -spreads impulses through both atria - stimulating them to contract simultaneously
Sinoatrial (SA) node
Plasma
Leukocytes
Macrophages
2. Universal donor since it will not elicit a response from the recipient's immune system because it does not possess any surface antigens
Stem
Type O
Arteries
Blood Vessels
3. Carry oxygenated blood from the lungs to the heart
Lymphocytes
Pulmonary veins
Left Side of Heart
Veins
4. Located at the tips of roots and stems where division leads to increase in length
Apical Meristem
Leukocytes
Left Ventricle
Macrophages
5. Lying between the phloem and xylem - is a type of meristem called lateral meristem that provides for lateral growth of the stem by adding to the phloem or xylem
Sinuses
Root Pressure
Cambium
Aorta
6. Involves the production of antibodies and cell-mediated immunity
Cell-Meediated Immunity
Humoral Immunity
Dorsal Vessel
Cambium
7. With the aid of its cofactors calcium and Vitamin K - converts the inactive plasma protein prothrombin to its active form - thrombin
Thromboplastin
Humoral Immunity
Functions of Circulatory System
Pith
8. Actively dividing - undifferentiated cells of a plant
Fibring
Meristem
Capillaries
Aorta
9. Pumps deoxygenated blood into pulmonary circulation (toward the lungs)
Aortic Loops
Tricuspid Valve
Thromboplastin
Right Side of Heart
10. Specialized of the root epidermis with thin-walled projections increase the surface area for absorption of water and minerals from the soil
Leukocytes
Sapwood
Heart
Root Hairs
11. Converge into venules and eventually into veins - leading deoxygenated blood back toward the heart
Arteries
Capillaries
Sinuses
Cell-Meediated Immunity
12. Responsible for generating the force that propels systematic circulation and pumps against a higher resistance
Capillary Walls
Sapwood
Left Ventricle
Atrioventricular (AV) Node
13. Another antigen that may be present on the surface of red blood cells
Rh factor
Cambium
Arterioles
Antibodies
14. Where blood flows through in arthropods
Dorsal Vessel
Pulmonary Arteries
White Blood Cells (WBC)
Inflammatory Response
15. Skin - mucous-coated epithelia - macrophages - inflammatory - interferons
Lymphatic System
Aortic Loops
Nonspecific Defense Mechanisms
Veins
16. The period during which the ventricles contract
Plasma
Annelids
Systole
Oxyhemoglobin
17. Thick-walled - muscular - elastic vessels that transport oxygenated blood away from the heart
Arteries
Atrioventricular Valves
Capillaries
Erthrocytes (red blood cells RBC)
18. Outer layer of xylem that is alive
Granulocytes
Adrenal Medulla
Sapwood
Pulmonary veins
19. Produced by cells under viral attack and diffuse to other cells - where they help prevent the spread of the virus
Type O
Interferons
Autonomic Nervous System
Capillaries
20. Secrete sweat - which contains an enzyme that attacks bacterial cell walls
Xylem
Pores
Sinoatrial (SA) node
Mucous-Coated Epithelia
21. Two lower chambers of the heart -extremely muscular
Erthrocytes (red blood cells RBC)
Antibodies
Phloem
Ventricles
22. (earthworm) uses a closed circulatory system to deliver materials to cells that are not in direct contact with the external environment
Pulmonary Arteries
Semilunar valves
Interferons
Annelids
23. Relatively thinly walled - inelastic vessels that conduct deoxygenated blood toward the heart
Erythroblastosis Fetalis
Mechanism and Control
Gamma Globulin
Veins
24. The driving force of the circulatory system
Arthropods
Contraction Phases
Gamma Globulin
Heart
25. Fluid left after blood clotting
Fibrovascular Bundle
Secrum
Right Side of Heart
Lymphatic System
26. Exerts hormonal control via epinepherine (adrenaline) secretion - which causes an increase in heart rate
Arterioles
Adrenal Medulla
Immunosuppressing drugs
Platelets
27. Tissue involved in storage of nutrients and plant support
Pores
Veins
Pith
Transport Systems in Plants
28. Blood is confined to blood vessel
Macrophages
Leukocytes
Closed Circulatory System
Oxyhemoglobin
29. Where exchange occurs in arthropods
Granulocytes
Cnidarians
Sinuses
Semilunar valves
30. When hemoglobin bind to oxygen
Functions of Circulatory System
Root Hairs
Oxyhemoglobin
Meristem
31. Responsible for both of these immune mechanisms
Erythroblastosis Fetalis
Lymphocytes
Root Pressure
AV bundle (bundle of His)
32. Supply plant cells with nutrients and remove waste products
Transport Systems in Plants
Right Side of Heart
Sinuses
Ventricles
33. Innervates the heart via the vagus nerve and causes a decrease in the heart rate
Parasympathetic system
Allergic reactions
Humoral Immunity
Contraction Phases
34. Cell fragments that lack nuclei and are involved in clot formation -involved in injury repair
Dorsal Vessel
Pores
Capillaries
Platelets
35. Two upper chambers of the heart -thin walled
Mechanism and Control
Atria
Adrenal Medulla
Atrioventricular (AV) Node
36. Composed of muscular - four-chambered heart - a network of blood vessels - and the blood itself
Sinoatrial (SA) node
Meristem
Pulmonary veins
Human Cardiovascular System
37. Blood transports nutrients and O2 to tissue and wastes and CO2 from tissue -transport of gases - transport of nutrients and wste - and clotting
Functions of Circulatory System
Autonomic Nervous System
Left Side of Heart
Nonspecific Defense Mechanisms
38. Serve protective functions -aka WBC
Lymph
White Blood Cells (WBC)
Parasympathetic system
Leukocytes
39. Exchange of gases - nutrients - and cellular waste products occurs via diffusion across this
Sympathetic System
Fibrovascular Bundle
Allergic reactions
Capillary Walls
40. Cells that are thick walled - often hollow cells located on the inside of the vascular bundle that carry water and minerals up the plant - and their thick walls give the plant its rigid support
Cardiac Output
Xylem
Plasma
Cambium
41. Fetal red blood cells (which will have the Rh factor) enter maternal circulation during birth which cause the anti-Rh antibodies she produced when sensitized by the first birth may cross the placenta and destroy fetal red blood cells
Mechanism and Control
Type O
Veins
Rh+ Fetus
42. Inappropriate response to certain foods and pollen that cause the body to form antibodies and release histamine
Sympathetic System
Allergic reactions
Secrum
Root Hairs
43. Smallest diameter of all three types of vessels; red blood cells must often travel through them single file
Capillaries
Meristem
Gamma Globulin
Rh+ Fetus
44. Used to lower the immune response to transplants and decrease the likelihood of rejection
Lymph nodes
Pulmonary Arteries
Diastole
Immunosuppressing drugs
45. Two layers thick and are the actively dividing - undifferentiated cells that give rise to xylem and phloem cell layers; as they divide - the cells near the phloem differentiate into phloem cells - and the cells near the xylem differentiate into xylem
Inflammatory Response
Cambium
Vascular Bundles
Immunosuppressing drugs
46. An individual is injected witha weakened - inactive - or related form of a particular antigen - which stimulates the immune system to produce specific antibodies against it
Vaccination
Antigens
Lymphocytes
Thromboplastin
47. Defined as the total volume of blood the left ventricle pumps out per minute = heart rate (number of BPM) x stroke volume (volume of blood pumped out of the left ventricle per contraction)
Cardiac Output
Erythroblastosis Fetalis
Passive Immunity
Apical Meristem
48. Liquid portion of the blood -aqueous mixture of nutrients - salts - respiratory gases - wastes - hormones - and blood proteins -components are erythrocytes - leukocytes - and platelets
Oxyhemoglobin
Plasma
Adrenal Medulla
Sinuses
49. Carries impuls of AV node which branches into the right and left bundle branches - and through the Purkinje fibers in the walls of ventircles - generating a strong contraction
Functions of Circulatory System
Humoral Immunity
AV bundle (bundle of His)
Thrombin
50. Innervates the heart via the cervical and upper thoracic ganglia and causes an increase in the ehart rate
Sympathetic System
Pulmonary Arteries
Transpiration Pull
Lymphocytes