Description : Doctors use stethoscope to hear the sounds produced during each cardiac cycle. The second sound is heard when (a) AV node receives signal from SA node (b) AV valves open up (c) Ventricular ... blood from atria (d) Semilunar valves close down after the blood flows into vessels from ventricles.
Last Answer : (d) Semilunar valves close down after the blood flows into vessels from ventricles
Description : Which of the following statements does NOT apply to arteries when comparing them to veins: a) have thick walls b) carry blood away from heart c) highly elastic walls d) have valves.
Last Answer : ANSWER: D -- HAVE VALVES
Description : In veins, valves are present to check backward flow of blood flowing at (a) atmospheric pressure (b) high pressure (c) low pressure (d) all of these.
Last Answer : (c) low pressure
Description : Difference between pulmonary artery and pulmonary vein is that, the pulmonary artery has (a) no endothelium (b) valves (c) thicker walls (d) oxygenated blood.
Last Answer : (c) thicker walls
Description : In humans, blood passes from the post caval to the diastolic right atrium of heart due to (a) stimulation of the sino auricular node (b) pressure difference between the post caval and atrium (c) pushing open of the venous valves (d) suction pull.
Last Answer : (b) pressure difference between the post caval and atrium
Description : In general, valves in the circulatory system: a) permit blood to circulate rapidly b) prevent blood from moving too rapidly c) prevent blood from flowing in the wrong direction d) stop the circulation whenever necessary
Last Answer : ANSWER: C -- PREVENT BLOOD FROM FLOWING IN THE WRONG DIRECTION
Description : Why are vacuum tubes also called valves? A) Because they can amplify the weak signals and make them strong B) Because they can stop or allow the flow of current C) Both of above D) None of above
Last Answer : Answer : B
Description : The vessels that supply blood to the heart are (a) vasa vasorum (b) cardiac (c) coronoid (d) coronary
Last Answer : Ans:(a)
Description : If we are to measure the length of blood vessels in our body, how many kilometres would it add up to? (a) 10 km (b) 1,000 km (c) 96,000 km (d) 10,000 km
Last Answer : Ans:(c)
Description : What is the fatty content that may get deposited inside the blood vessels?
Last Answer : Cholestrol
Description : Give reason: Choroid is thick and rich with blood vessels
Last Answer : Choroid has a layer of blood vessels which nourishes the back of the eye.
Description : Can sitting in a hot tub loosen the cholesterol in the walls of your blood vessels, or the plaque from the brain?
Last Answer : No.
Description : If lard can do this to a sewer, just think of its effect on your blood vessels. Who knew?
Last Answer : So that’s what happened to Robert Maxwell.
Description : Are these broken blood vessels?
Last Answer : They look like pretty typical stretch marks to me.
Description : What is the lining of blood vessels made up of? -Biology 9th
Last Answer : Lining of blood vessels are made up of squamous eithelium.
Last Answer : answer:
Description : List the three kinds of blood vessels of human circulatory system and write ¦ their functions in tabular form. -Biology
Last Answer : Three types of blood vessels in human circulatory system are: Arteries, Veins and Capillaries. Their functions are tabulated below:
Description : Explain the structure and function of the three types of blood vessels -Biology
Description : If the radius of blood vessels decrease, what will be in the blood pressur? -Do You Know?
Description : What is the name of the tiny blood vessels that surround the alveoli?
Last Answer : These are called the alveoli capillaries.
Description : Which blood vessels carry oxygen-rich blood from the heart to the rest of the body?
Last Answer : The large artery connected to the heart, called the Aorta.
Description : Which of the following is not a blood clot in the blood vessels ?
Last Answer : Vitamin C helps in blood clotting.
Description : What are blood vessels ? What is a blood vessel ?
Last Answer : The vessel through which blood flows all over the body and provides oxygen and nutrients to the cell is called blood vessel.
Last Answer : 3 types of blood vessels 1 artery 2 vein 3 capillary reticulum
Last Answer : Movement and exercise
Description : Assertion `:-` ADH prevents diuresis. Reason `:-` ADH also affect the kidney function by its constrictory effects on blood vessels.
Last Answer : Assertion `:-` ADH prevents diuresis. Reason `:-` ADH also affect the kidney function by its ... . D. If both Assertion & Reason are false.
Description : Ureter, blood vessels and nerves enter in to the kidney through `:-`
Last Answer : Ureter, blood vessels and nerves enter in to the kidney through `:-` A. Pelvis B. Helium C. Convex surface D. Pyramid
Description : Assertion`:` Atherosclerosis affects the vessels that supply blood to the heart muscle. Reason`:` It is caused by deposits of calcium, fat, chalestero
Last Answer : Assertion`:` Atherosclerosis affects the vessels that supply blood to the heart muscle. Reason`:` It is ... D. If both Assertion & Reason are false.
Description : Assertion` :` In open circulatory system blood is pumped by heart passes throgh large vessels into open spaces or body cavities called sinuses. Reason
Last Answer : Assertion` :` In open circulatory system blood is pumped by heart passes throgh large vessels into open ... D. If both Assertion & Reason are false.
Description : Assertion `:` Prothrombinase enzyme act as antiheparin Reason `:` Heparin prevent coagulation of blood in Blood vessels
Last Answer : Assertion `:` Prothrombinase enzyme act as antiheparin Reason `:` Heparin prevent coagulation of blood in ... D. If both Assertion & Reason are false.
Description : Assertion `:-` Platelets repair dammaged endothelium of blood vessels. Reason `:` Platelets secrete serotonin which is a vaso constrictor
Last Answer : Assertion `:-` Platelets repair dammaged endothelium of blood vessels. Reason `:` Platelets secrete ... . If both Assertion & Reason are false.
Description : Which of the following is an anticoagulant and checks blood coagulation in blood vessels?
Last Answer : Which of the following is an anticoagulant and checks blood coagulation in blood vessels? A. Prothrombin B. Globulin C. Thromboplatin D. Heparin
Description : Oxygenated blood is carried by Blood vessels carrying blood from lungs to heart
Last Answer : Oxygenated blood is carried by Blood vessels carrying blood from lungs to heart A. Pulmonary artery B ... auricle C. Renal vein D. Hepatic portal Vein
Description : In alimentary canal Nerves, Blood vessels and Lymph vessels are present in :-
Last Answer : In alimentary canal Nerves, Blood vessels and Lymph vessels are present in :- A. Mesothelium ... and longitudinal muscle layer D. In Mucosa layer
Description : When a blood vessels wall is injured, which one of the following phenomenas take place with thrombocyte ?
Last Answer : When a blood vessels wall is injured, which one of the following phenomenas take place ... Agglutination B. Aggregration C. Activation D. Adhesion
Description : $ The blood vessels called arteries have thick walls. ! Blood transfusion should not be done without testing the blood group and Rh factor.
Last Answer : $ The blood vessels called arteries have thick walls. ! Blood transfusion should not be done without testing ... wrong D. If both As and R are wrong.
Description : $ The antideuretic hormone (ADH) is also calle Vasopressin hormone. ! Those blood vessels which carry blood away from heart are called capillaries.
Last Answer : $ The antideuretic hormone (ADH) is also calle Vasopressin hormone. ! Those blood vessels which carry blood ... wrong D. If both As and R are wrong.
Description : layer of eye ball, which contain many blood vessels and buish in colour is
Last Answer : layer of eye ball, which contain many blood vessels and buish in colour is
Description : Figure A and B represents the section of which types of blood vessels respectively?
Last Answer : Figure A and B represents the section of which types of blood vessels respectively?
Description : Assertion : The menstrual flow results due to breakdown of endometrial lining of the uterus and its blood vessels . Reason : Rapid fall in the level o
Last Answer : Assertion : The menstrual flow results due to breakdown of endometrial lining of the uterus and its blood ... D. If both Assertion & Reason are False.
Description : The kind of epithelium which forms inner walls of blood vessels is
Last Answer : The kind of epithelium which forms inner walls of blood vessels is A. Squamous Epithelium ... C. columnar epithelium D. ciliated columnar epithelium
Description : Inner lining of Blood vessels and heart is tesselleted Epithelium . Which is : -
Last Answer : Inner lining of Blood vessels and heart is tesselleted Epithelium . Which is : - A. ... cuboidal due wavy appearnce D. Simple columner Epithelium
Description : Yellow fibrous connective tissue is found in : - a. Renal capsule b. True vocal cords c. Walls of blood vessels d. Epimysium
Last Answer : Yellow fibrous connective tissue is found in : - a. Renal capsule b. True vocal cords c. Walls of blood vessels d. ... b, c C. c, d D. a, b, c
Description : The internal lining of blood vessels is called as : -
Last Answer : The internal lining of blood vessels is called as : - A. Mesothelium B. Endothelium C. Pavement Epithelium D. Stratified Epithelium
Description : Which hormone causes dilation of blood vessels, in creased oxygen consumption, and gluconeogenesis ?
Last Answer : Which hormone causes dilation of blood vessels, in creased oxygen consumption, and gluconeogenesis ? A. Adrenalin B. Glucagon C. ACTH D. Insulin
Description : What are the tiny vessels through which diffusion takes place between the blood and the body tissues?
Last Answer : The capillaries. Check Wiki for "Capillary action".
Description : What type of blood vessels surround?
Last Answer : You didn't finish your question so we don't know what you'reasking. Surround what?
Description : What are the heavy walled vessels which bring blood away?
Last Answer : Arteries ALWAYS bring blood away from the heart. Vein bring itback.