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WorksheetsChapter 8 Sem2 (Part I)
Total questions: 10
Worksheet time: 5mins
name of the valve that separates right atrium from right ventricle.
tricuspid
aortic
mitral
pulmonary
The atria receive a signal to contract from which structure?
Septum
Purkinje Fibers
AV Node
SA Node
The impulse that signals each heartbeat is conducted along which path?
Atrioventricular node Purkinje fibers Sinoatrial node Bundle of His
1,2,3,4
1,3,4,2
3,1,4,2
4,1,2,3
Choose the correct order of the chambers through which deoxygenated blood flows in the human heart.
right atrium-----> right ventricle------> aorta
right atrium -----> right ventricle------> pulmonary artery
left atrium------> left ventricle------> aorta
left atrium-------> left ventricle-------> pulmonary artery
Lymph nodes are widely distributed throughout the body along the lymphatic veins where they filter the _____________before it is returned to the ________________.
lymph, blood
lymph, heart
blood, lymph
blood, heart
Which of the following is NOT true?
The lymphatic system is an open circulatory system
The lymphatic system contains one-way valves
The lymphatic system returns fluid to the bloodstream
The lymphatic organs are kidney, heart, spleen and lung
Which of the following is true concerning the function of lymphatic system?
I. Transport fatty acids
II. Transport cholestrol
III. Transport enzymes and hormones
I only
I and II only
II and III only
I,II and III
Which of the following DOES NOT explained the transportation of water and minerals from root to leaves.
Transpirational pull
Pressure flow hypothesis
Root pressure
Capillary action
Sucrose loading into phloem requires
active transport
passive transport
diffusion
osmosis
