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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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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. Used to lower the immune response to transplants and decrease the likelihood of rejection
Immunosuppressing drugs
Autonomic Nervous System
White Blood Cells (WBC)
Capillary action
2. Thin walled cells on the outside of the vascular bundle that transport nutrients down the stem -are living and include sieve tube cells and companion cells
Phloem
Plasma
Adrenal Medulla
Sinuses
3. Produced by cells under viral attack and diffuse to other cells - where they help prevent the spread of the virus
Platelets
Apical Meristem
Atrioventricular (AV) Node
Interferons
4. 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
Cambium
Diastole
Sinoatrial (SA) node
Structure of a Woody Stem
5. Secrete sweat - which contains an enzyme that attacks bacterial cell walls
Xylem
Root
Pores
Mucous-Coated Epithelia
6. When platelets come into contact with the exposed collagen of a damaged vessel - they release a chemical chemical that causes neighboring platelets to adherer to one another
Lymphatic System
Platelet Plug
Pores
Diastole
7. 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
Structure of a Woody Stem
Veins
Cambium
Platelets
8. Pumps deoxygenated blood into pulmonary circulation (toward the lungs)
Type O
Capillary Walls
Right Side of Heart
Contraction Phases
9. Have body walls that are two cells thick -all cels are direct contact with either the internal or external environments so there is no need for a specialized circulatory system
Type AB
Thrombin
Leukocytes
Cnidarians
10. Composed of muscular - four-chambered heart - a network of blood vessels - and the blood itself
Lymphocytes
Human Cardiovascular System
Atria
Left Ventricle
11. Engulf and detroy foreign particles
Adrenal Medulla
Macrophages
Pores
Diastole
12. Converge into venules and eventually into veins - leading deoxygenated blood back toward the heart
Transport Systems in Plants
Pith
Capillaries
Functions of Circulatory System
13. Involves the production of antibodies and cell-mediated immunity
Thromboplastin
Humoral Immunity
Vascular Bundles
Allergic reactions
14. Smallest diameter of all three types of vessels; red blood cells must often travel through them single file
Capillaries
Autonomic Nervous System
Histamine
Systole
15. Branch into arterioles
White Blood Cells (WBC)
Arteries
Aorta
Sympathetic System
16. Systole and diastole - which together make a heartbeat
Cardiac Output
Humoral Immunity
Fibrovascular Bundle
Contraction Phases
17. Oxygen carrying components of blood -formed from stem cells in the bone marrow where they lose their nuclei - mitochodnria - and membranous organelles
Mitral Valve
Xylem
Lymphocytes
Erthrocytes (red blood cells RBC)
18. Primary organ of transport in the plant
Type O
Stem
Pulmonary Arteries
Arteries
19. Thick-walled - muscular - elastic vessels that transport oxygenated blood away from the heart
Arteries
Heart
Atrioventricular Valves
Structure of a Woody Stem
20. Phagocytic cells that filter the lymph - removing and destroying foreign particles and pathogens
Rh+ Fetus
Vaccination
Passive Immunity
Leukocytes
21. As water evaporates from the leaves of plants - a vacuum is created pulls water up the stem
Transpiration Pull
Erthrocytes (red blood cells RBC)
White Blood Cells (WBC)
Pulmonary veins
22. Cell fragments that lack nuclei and are involved in clot formation -involved in injury repair
Platelets
Cnidarians
Human Cardiovascular System
Plasma
23. When hemoglobin bind to oxygen
Vaccination
Lymphocytes
Oxyhemoglobin
Allergic reactions
24. Universal recipient as it has neither anti-A nor anti-B antibodies
Functions of Circulatory System
Annelids
Capillary action
Type AB
25. Cell-surface proteins that are macromolecules that are foreign to the host organism and trigger an immune response ex: ABO group and the Rh factor
AV bundle (bundle of His)
Antigens
Heart
Lymph
26. Modifies the rate of heart contraction
Gamma Globulin
Root Pressure
Atrioventricular (AV) Node
Autonomic Nervous System
27. Heterotrophic cells that generally consume other cells or food particles -movement of gases and nutrients is a ccomplished by simple diffusion within the cell
Cell-Meediated Immunity
Protozoans
Lymphocytes
Macrophages
28. Skin - mucous-coated epithelia - macrophages - inflammatory - interferons
Contraction Phases
Nonspecific Defense Mechanisms
Histamine
Veins
29. Exchange of gases - nutrients - and cellular waste products occurs via diffusion across this
Vascular Bundles
Secrum
Capillary Walls
Antigens
30. Innervates the heart via the vagus nerve and causes a decrease in the heart rate
Adrenal Medulla
Granulocytes
Parasympathetic system
Antibodies
31. Excess interstitial fluid
Oxyhemoglobin
Lymphocytes
Lymph
Cambium
32. 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
Cardiac Output
Mitral Valve
Vaccination
Pores
33. In annelids - five pairs of vessels that connect the dorsal vessel to the ventral vessel and function as additional pumps
Rh factor
Aortic Loops
Nonspecific Defense Mechanisms
Protozoans
34. Prevent extensive blood loss while the damaged vessel heals itself
Clots
Apical Meristem
Arterioles
Pith
35. The production of antibodies during an immune response -can be conferred by vaccination
Active Immunity
Pith
Pulmonary veins
Oxyhemoglobin
36. The period of cardiac muscle relaxation during which blood drains into all four chambers
Cnidarians
Immune System
Rh+ Fetus
Diastole
37. Blood transports nutrients and O2 to tissue and wastes and CO2 from tissue -transport of gases - transport of nutrients and wste - and clotting
Capillaries
Capillary Walls
Functions of Circulatory System
Platelets
38. 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
Ventricles
Rh factor
Xylem
Phloem
39. Conducts impulse slowly - allowing enough time for atrial contraction and for the ventricles to fill with blood
Inflammatory Response
Atrioventricular (AV) Node
Xylem
Annelids
40. Phloem - cambium - and xylem layers
Erythroblastosis Fetalis
Macrophages
Fibrovascular Bundle
Humoral Immunity
41. Epidermis (outer-bark) - cortex - phloem - cambium - xylem - and pith
Structure of a Woody Stem
Secrum
Atrioventricular (AV) Node
Rh factor
42. With the aid of its cofactors calcium and Vitamin K - converts the inactive plasma protein prothrombin to its active form - thrombin
Sapwood
Arteries
Phloem
Thromboplastin
43. Actively dividing - undifferentiated cells of a plant
Transport Systems in Plants
Meristem
Parasympathetic system
Macrophages
44. Composed of nonspecific and specific defense mechanisms
Lymph
Immune System
Root
Cnidarians
45. Responsible for generating the force that propels systematic circulation and pumps against a higher resistance
Fibrovascular Bundle
Veins
Left Ventricle
Ventricles
46. Carry oxygenated blood from the lungs to the heart
Rh+ Fetus
Inflammatory Response
Transpiration Pull
Pulmonary veins
47. Any liquid in a thin tube will rise becaUse of the surface tension of the liquid and interactions between the liquid and the tube
Right Side of Heart
Capillary action
Aorta
Cell-Meediated Immunity
48. Involves cells that combat fungal and viral infection
Phloem
Cell-Meediated Immunity
Granulocytes
Lymphocytes
49. Universal donor since it will not elicit a response from the recipient's immune system because it does not possess any surface antigens
Type O
Right Side of Heart
Sinoatrial (SA) node
Cardiac Output
50. Responsible for the proliferationof antibodies after exposure to antigens
Apical Meristem
Arthropods
Root Hairs
Humoral Immunity
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