SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
PCAT Biology Vascular Systems In Animals And Plants
Start Test
Study First
Subjects
:
pcat
,
biology
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
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. Two upper chambers of the heart -thin walled
Passive Immunity
Vascular Bundles
Atria
Erythroblastosis Fetalis
2. Converge into venules and eventually into veins - leading deoxygenated blood back toward the heart
Macrophages
Erythroblastosis Fetalis
Lymphocytes
Capillaries
3. Where exchange occurs in arthropods
Stem
Root Hairs
Rh+ Fetus
Sinuses
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
Fibring
Cambium
Transport Systems in Plants
Sinoatrial (SA) node
5. Leukocytes involved in immune response and the production of antibodies (B cells) or cytolysis of infected cells (T cells)
Pith
Sapwood
Oxyhemoglobin
Lymphocytes
6. Serve protective functions -aka WBC
Phloem
Lymphatic System
Transport Systems in Plants
Leukocytes
7. Physical barier against bacterial invasion
Inflammatory Response
Type AB
Rh factor
Skin
8. Branches into a series of arteries
Aorta
Platelet Plug
Pulmonary veins
Thrombin
9. Tissue involved in storage of nutrients and plant support
Mucous-Coated Epithelia
Capillary Walls
Pith
Fibrovascular Bundle
10. Cardiac muscle contracts rhythmically without stimulation from the nervous system - producing impulses that spread through its internal conducting system
Parasympathetic system
Mechanism and Control
Capillaries
Fibrovascular Bundle
11. Located at the tips of roots and stems where division leads to increase in length
Mitral Valve
Right Side of Heart
Blood Vessels
Apical Meristem
12. Run up and down the stem at the center and contains xylem - phloem - and cambium cells
Diastole
Cardiac Output
Vascular Bundles
Antibodies
13. Valve on the right side of the heart has three cusps
Gamma Globulin
Immunosuppressing drugs
Tricuspid Valve
Arteries
14. Secondary circulatory system distinct from the cardiovascular circulation - =vessels transport lymph to the cardiovascular system - thereby keeping fluid levels in the body constant
Arthropods
Lymphatic System
Arteries
Antibodies
15. Coat the damaged area and trap blood cells to form a clot
Fibring
Plasma
Type O
Lymphocytes
16. Engulf and detroy foreign particles
Rh factor
Macrophages
Arterioles
Autonomic Nervous System
17. Phloem - cambium - and xylem layers
Xylem
Fibrovascular Bundle
Lymph nodes
Fibring
18. Another antigen that may be present on the surface of red blood cells
Dorsal Vessel
Interferons
Rh factor
Parasympathetic system
19. Involves the production of antibodies and cell-mediated immunity
Humoral Immunity
Arteries
Veins
Pulmonary Arteries
20. Responsible for the proliferationof antibodies after exposure to antigens
Pulmonary Arteries
Arthropods
Humoral Immunity
Cambium
21. Responsible for generating the force that propels systematic circulation and pumps against a higher resistance
Type AB
Left Ventricle
Arthropods
Pith
22. As water evaporates from the leaves of plants - a vacuum is created pulls water up the stem
Transpiration Pull
Sinuses
White Blood Cells (WBC)
AV bundle (bundle of His)
23. Involves the transfer of antibodies produced by another individual or organism -acquired either passively or by injection
Passive Immunity
Arthropods
Heart
Lymphocytes
24. Water entering the root hairs exerts a pressure that pushes water up the stem
Plasma
Mechanism and Control
Transport Systems in Plants
Root Pressure
25. Pumps deoxygenated blood into pulmonary circulation (toward the lungs)
Stem
Erythroblastosis Fetalis
Right Side of Heart
Root
26. Functions as the main heart by coordinated contractions in annelids
Cnidarians
Platelets
Active Immunity
Dorsal Vessel
27. Secrete sweat - which contains an enzyme that attacks bacterial cell walls
Pulmonary Arteries
Meristem
AV bundle (bundle of His)
Pores
28. Blood is confined to blood vessel
Granulocytes
Functions of Circulatory System
Closed Circulatory System
Interferons
29. Composed of muscular - four-chambered heart - a network of blood vessels - and the blood itself
Vaccination
Left Side of Heart
Tricuspid Valve
Human Cardiovascular System
30. Systole and diastole - which together make a heartbeat
Contraction Phases
Ventricles
White Blood Cells (WBC)
Functions of Circulatory System
31. Specialized of the root epidermis with thin-walled projections increase the surface area for absorption of water and minerals from the soil
Capillary action
Sympathetic System
Antigens
Root Hairs
32. Produced by cells under viral attack and diffuse to other cells - where they help prevent the spread of the virus
Cambium
Interferons
Diastole
Type O
33. Include arteries - veins - and capilleries
Blood Vessels
Passive Immunity
Immunosuppressing drugs
Contraction Phases
34. 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
Pulmonary Arteries
Cambium
Histamine
Blood Vessels
35. 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
Humoral Immunity
Lymphatic System
AV bundle (bundle of His)
Erythroblastosis Fetalis
36. Located between the atria and ventricles on both sides of the heart - prevent backflow of blood into the atria
Fibrovascular Bundle
Atrioventricular Valves
Pores
Adrenal Medulla
37. Cell fragments that lack nuclei and are involved in clot formation -involved in injury repair
Fibrovascular Bundle
Clots
Histamine
Platelets
38. Composed of nonspecific and specific defense mechanisms
Cell-Meediated Immunity
Immune System
Arteries
Atrioventricular Valves
39. Skin - mucous-coated epithelia - macrophages - inflammatory - interferons
Antibodies
Nonspecific Defense Mechanisms
Systole
Root Hairs
40. 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
Dorsal Vessel
Ventricles
Protozoans
Vaccination
41. Leukocytes that migrate from the blood to tissue - where they mature into stationary cells
Granulocytes
Inflammatory Response
Allergic reactions
Macrophages
42. 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
Granulocytes
Heart
Xylem
Stem
43. In annelids - five pairs of vessels that connect the dorsal vessel to the ventral vessel and function as additional pumps
Lymph
Apical Meristem
Secrum
Aortic Loops
44. Universal recipient as it has neither anti-A nor anti-B antibodies
Type AB
Meristem
Fibrovascular Bundle
Lymph
45. Prevent extensive blood loss while the damaged vessel heals itself
Dorsal Vessel
Clots
Transport Systems in Plants
Arthropods
46. 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
Gamma Globulin
Dorsal Vessel
Phloem
Macrophages
47. Carry oxygenated blood from the lungs to the heart
Capillary Walls
Heart
Passive Immunity
Pulmonary veins
48. Primary organ of transport in the plant
Cambium
Stem
Right Side of Heart
Lymph nodes
49. The period of cardiac muscle relaxation during which blood drains into all four chambers
Phloem
Diastole
Adrenal Medulla
Sinoatrial (SA) node
50. AKA immunoglobulins (Igs) -defense mechanism that are complex proteins that recognize and bind to specific antigens and trigger the immune system to remove them -either attract other cells to phagocytize the antigen or cause the antigens to clump tog
Aorta
Blood Vessels
Antibodies
Secrum