Description : Why do the walls of the capillaries need to be thin?
Last Answer : Capillery walls need to be thin so oxygen, nutrients andotherthings including hormones can diffuse into cells, also thincapilleries are needed for waste products such as carbon dioxideand urea to diffuse out of cells.
Description : Blood pressure is the pressure exerted by blood on the walls of – (1) Heart (2) Veins (3) Arteries (4) Capillaries
Last Answer : (3) Arteries Explanation: Blood pressure (BP), sometimes referred to as arterial blood pressure, is the pressure exerted by circulating blood upon the walls of blood vessels, and is one of the ... blood and the tissues; and the veins, which carry blood from the capillaries back toward the heart.
Description : The following are true about micro-circulation: a. arterioles have no muscle b. capillaries have walls made up of a single layer of cells c. capillaries have no innervation d. the capillaries contain 5% of the total blood volume at any one time
Last Answer : he capillaries contain 5% of the total blood volume at any one time
Description : 6 The blood-brain barrier, which restricts entry of many drugs into brain, is constituted by: A. P-glycoprotein efflux carriers in brain capillary cells B. Tight junctions between endothelial cells of brain capillaries C. Enzymes present in brain capillary walls D. All of the above
Last Answer : D. All of the above
Description : The blood-brain barrier, which restricts entry of many drugs into brain, is constituted by: A. P-glycoprotein efflux carriers in brain capillary cells B. Tight junctions between endothelial cells of brain capillaries C. Enzymes present in brain capillary walls D. All of the above
Description : Blood pressure is the pressure exerted by blood on the walls of (1) Heart (2) Veins (3) Arteries (4) Capillaries
Last Answer : Arteries
Description : Xylem fibres are made up of – (1) Scierenchyma cells with thin walls (2) Scierenchyma cells with thick walls (3) Parenchyma cells with thin walls (4) Scierenchyma cells with no obliteration in central lumen
Last Answer : (2) Scierenchyma cells with thick walls Explanation: Fibre that occurs as element of Xylem is called Xylem fibre. It is also referred to as Xylary fibre and wood fibre. It is made up of Scierenchyma cells with thick walls.
Description : In kranz anatomy, the bundle sheath cells have (a) thin walls, many intercellular spaces and no chloroplasts (b) thick walls, no intercellular spaces and large number of chloroplasts ... intercellular spaces and several chloroplasts (d) thick walls, many intercellular spaces and few chloroplasts
Last Answer : (b) thick walls, no intercellular spaces and large number of chloroplasts
Description : In which group of organisms the cell walls form two thin overlapping shells which fit together? (a) Dinoflagellates (b) Slime moulds (c) Chrysophytes (d) Euglenoids
Last Answer : (c) Chrysophytes
Description : Veins tend to have the following except: a) valves for unidirectional flow b) very elastic walls c) thin walls d) increasing size toward the heart
Last Answer : ANSWER: B -- very elastic walls
Description : (a) Draw a schematic representation of transport and exchange of oxygen and carbon dioxide during transportation of blood in human beings and label on it: Lung capillaries, Pulmonary artery to ... the advantage of separate channels in mammals and birds for oxygenated and deoxygenated blood? -Biology
Last Answer : (a) A schematic representation of transportation and exchange of oxygen and carbon dioxide during transportation of blood in human beings (b) It is necessary to separate oxygenated and deoxygenated ... . The separation of oxygenated and deoxygenated blood provides high oxygen supply to the organs.
Description : How many capillaries are formed by the afferent arteriole ?
Last Answer : : The afferent arteriole is made up of 50 capillaries.
Description : I look like tiny finger nails and i'm surround by capillaries
Last Answer : Need Answer
Description : Assertion `:-` Peritubular capillaries secrete substances in the convoluted tubules. Reason `:-` Harmful and useless substances which escaped ultrafil
Last Answer : Assertion `:-` Peritubular capillaries secrete substances in the convoluted tubules. Reason `:-` Harmful ... D. If both Assertion & Reason are false.
Description : Vasa recta are tubular capillaries around
Last Answer : Vasa recta are tubular capillaries around A. Posterior part of alimnetary canal B. PCT C. Loop of Henle D. DCT
Description : Vasa rectae are peritubular capillaries around
Last Answer : Vasa rectae are peritubular capillaries around A. Posterior part of alimnetary canal B. PCT C. Loop of Henle D. DCT
Description : Assertion `:` Portal system consists of veins which start from capillaries and end into capillaries. Reason `:` The hepatic portal vein carries blood
Last Answer : Assertion `:` Portal system consists of veins which start from capillaries and end into capillaries. ... D. If both Assertion & Reason are false.
Description : Assertion `:` Lymph is the filtered blood from capillaries, which is rich in oxygen, but devoid of RBC. Reason `:` RBC can filter out due to small dia
Last Answer : Assertion `:` Lymph is the filtered blood from capillaries, which is rich in oxygen, but devoid of RBC ... . D. If both Assertion & Reason are false.
Description : Assertion `:` A portal system start and ends with blood capillaries. Reason `:` A portal system collec blood from a organ or organs and distribute thi
Last Answer : Assertion `:` A portal system start and ends with blood capillaries. Reason `:` A portal system collec ... . D. If both Assertion & Reason are false.
Description : In order of study blood circulation in rat, capillaries are observe in
Last Answer : In order of study blood circulation in rat, capillaries are observe in A. Mesentery B. Kidney to liver C. Liver D. Lung
Description : Which of the following vessel in rabbit starts with capillaries and ends in capillaries Which one of the following vein breaks up into capillaries
Last Answer : Which of the following vessel in rabbit starts with capillaries and ends in capillaries Which one of ... vein C. Hepatic portal vein D. Renal artery
Description : Blood circulation that starts in capillaries and ends in capillaries is called
Last Answer : Blood circulation that starts in capillaries and ends in capillaries is called A. Portal circulation B. Hepatic circulation C. Cardiac arrest D. None
Description : Blood capillaries are made of
Last Answer : Blood capillaries are made of A. Endothelium and thin coat of connective tissue B. Endothelium ... tissue and muscle fibres D. Only endothelium
Description : Cells forming the wall of blood capillaries are called
Last Answer : Cells forming the wall of blood capillaries are called A. Oxyntic cells - a secretion with pH ... . Endothelium cells C. Perietal cells D. Haemocytes
Description : Networks of Blood Capillaries and Large Lymph vessel is present in :-
Last Answer : Networks of Blood Capillaries and Large Lymph vessel is present in :- A. Villi B. Microvilli C. Both 1 & 2 D. Plica semilunaris
Description : In a resting person, oxygen saturation of haemologin as blood leaves the tissue capillaries is :-
Last Answer : In a resting person, oxygen saturation of haemologin as blood leaves the tissue capillaries is :- A. 0.03 B. 0.4 C. 0.46 D. 0.75
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 : The diffusion membrane is made up of: (A) Thick columnar epithelium of alveoli (B) Endothelium of alveolar capillaries (C) Basement substances in betw
Last Answer : The diffusion membrane is made up of: (A) Thick columnar epithelium of alveoli (B) ... (C) Basement substances in between capillaries and alveoli
Description : Efferent arteriole emerging from glomerulus forms fine capillary network around renal tubule known as____ capillaries.
Last Answer : Efferent arteriole emerging from glomerulus forms fine capillary network around renal tubule known as____ capillaries.
Description : _____ is a tuft of capillaries formed by the afferent arteriole which is a fine branch of _____
Last Answer : _____ is a tuft of capillaries formed by the afferent arteriole which is a fine branch of _____
Description : Glomerular capillaries exhibit higher pressure than that in other body capillary bed because
Last Answer : Glomerular capillaries exhibit higher pressure than that in other body capillary bed because A. There ... high resistance D. All of the above
Description : High blood pressure is maintained in glomeruli than in other capillaries because
Last Answer : High blood pressure is maintained in glomeruli than in other capillaries because A. The variability ... diameter than glomerulus D. All the above
Description : Are there more capillaries in slow twitch muscles than in fast twitch muscles?
Last Answer : Need answer
Description : What process takes at the boundary between capillaries and the alveoli?
Last Answer : The exchange of carbon dioxide to the lungs and oxygen from thelungs.
Description : How are capillaries related to air sac?
Last Answer : they are related to air sacs because they both use specializedepithelial tissue. This tissue is only one cell layer thick.
Description : How does blood change as it passes through the capillaries around your small intestine?
Last Answer : What is the answer ?
Description : What would happen without your capillaries?
Description : How is the alveoli adapted for gas exchange between air in the lungs and blood in the capillaries?
Description : Which of the following statement(s) is/are true concerning oxygen consumption (O2)? a. O2 is normally 100-120 cc2/m2/min b. Resting O2 is controlled by the level of thyroid and catecholamine ... of oxygen taken up by the pulmonary capillaries d. O2 is dependent on the status of pulmonary function
Last Answer : Answer: a, b Oxygen consumed in the process of metabolism is expressed as the volume of oxygen per minute (O2). O2 is normally 100-120 cc2/m2/min, or 200 cc/min for a typical adult. ... , so we measure O2 across the lung and assume that it is exactly the amount consumed in the systemic metabolism
Description : Which of the following statement(s) is/are true concerning the treatment of pulmonary interstitial edema? a. Diuresis and blood transfusion is a valuable step b. Salt-poor albumin leaks through the ... a diuretic in this clinical situation d. Isoproterenol is a poor choice as an ionotropic agent
Last Answer : Answer: a Treatment of pulmonary edema has two important goals, the first is to improve oxygenation if it is impaired, and the second is to minimize fibrosis and bacterial infection, which often ... leaks out , the short term effects of expanding blood volume and decrease in edema will appear
Description : Which of the following blood vessels carry blood from the human body to the heart? A. Veins B. Arteries C. Capillaries D. None of these
Last Answer : ANSWER: A
Description : In high mountain regions bleeding through nose occurs because (a) The pressure of the blood capillaries is higher than the outside pressure (b) The pressure at high altitudes is greater than ... c) The blood pressure increases at high altitudes (d) The blood pressure decreases at high altitudes
Last Answer : Ans:(a)
Description : What are the capillaries of the vascular system?
Last Answer : Capillaries are small blood vessels that perform exchange of substances between the blood and the body tissues. Capillaries are neither arteries nor are they veins since they have distinct features. ... arterioles and drain to the venules. The Circulatory System - Image Diversity: blood capillaries