Carbon dioxide is transported from tissues to
respiratory surface by only
(a) plasma and erythrocytes
(b) plasma
(c) erythrocytes
(d) erythrocytes and leucocytes

1 Answer

Answer :

(a) plasma and erythrocytes

Related questions

Description : $ Blood is a type of fluid tissue. ! Blood has erythrocytes, Leucocytes, thormbocytes and plasma.

Last Answer : $ Blood is a type of fluid tissue. ! Blood has erythrocytes, Leucocytes, thormbocytes and plasma. A. If ... is wrong D. If both As and R are wrong.

Description : Assertion : Carbonic anhydrase is present in the erythrocytes. Reason : In erythrocytes the carbon dioxide combine with water and is transported.

Last Answer : Assertion : Carbonic anhydrase is present in the erythrocytes. Reason : In erythrocytes the carbon dioxide ... A is correct and statement B is wrong.

Description : Minute, circular discs floating in the blood, which carry oxygen to the tissues, and carbon dioxide away from them, are called (a) White blood corpuscles (WBC) (b) Red blood corpuscles (RBC) (c) Monophylls (d) Erythrocytes

Last Answer : Ans:(b)

Description : The carbon dioxide is transported via blood to lungs mostly (a) in combination with haemoglobin only (b) dissolved in blood plasma (c) in the form of bicarbonate ions (d) as carbamino-haemoglobin and as carbonic acid.

Last Answer : (c) in the form of bicarbonate ions

Description : How is carbon dioxide released by cellular respiration transported from the tissues to be eliminated through the lungs?

Last Answer : In vertebrates almost 70% of the carbon dioxide is transported by the blood in the form of bicarbonate, 25% bound to hemoglobin and 5% dissolved in the plasma.

Description : Both erythrocytes and leucocytes are formed in the ______. (1) Bone marrow (2) Thymus (3) Arterial walls (4) Lymph nodes

Last Answer : (1) Bone marrow Explanation: Leukocytes are immune cells that protect your body from infection, and they are found throughout your body, including your blood. Just like erythrocytes, leukocytes are made in the bone marrow.

Description : White bloods cells are also known as----? A. Thrombocytes B. Leucocytes (Answer) C. Erythrocytes D. None of These

Last Answer : B. Leucocytes (Answer)

Description : Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body. (a) Erythrocytes (b) Leucocytes (c) Neutrophils (d) Thrombocytes

Last Answer : (d) Thrombocytes

Description : Transport of oxygen by blood takes place with the help of (1) Erythrocytes (2) Thrombocytes (3) Lymphocytes (4) Leucocytes

Last Answer : Erythrocytes

Description : Is carbon dioxide transported in the blood by plasma hemoglobin and bicarbonate ions?

Last Answer : Need answer

Description : Bulk of carbon dioxide (CO2) released from body tissues into the blood is present as (a) bicarbonate in blood plasma and RBCs (b) free CO2 in blood plasma (c) 70% carbamino-haemoglobin and 30% as bicarbonate (d) carbamino-haemoglobin in RBCs.

Last Answer : (a) bicarbonate in blood plasma and RBCs

Description : Most of the carbon dioxide picked up by the blood in the tissues: a) dissolves in the plasma b) unites with hemoglobin c) forms microscopic bubbles d) diffuses into the alveoli

Last Answer : ANSWER: A -- DISSOLVES IN THE PLASMA

Description : Although much CO2 is carried in blood, yet blood does not become acidic, because (a) CO2 is continuously diffused through the tissues and is not allowed to accumulate (b) in CO2 transport, ... absorbed by the leucocytes (d) CO2 combines with water to form H2CO3 which is neutralised by NaCO3.

Last Answer : (b) in CO2 transport, blood buffers play an important role

Description : Carbonic anhydrase occurs in (a) lymphocytes (b) blood plasma (c) RBCs (d) leucocytes.

Last Answer : (c) RBCs

Description : White blood cells are called: a) lymphocytes b) leucocytes c) plasma

Last Answer : ANSWER: B -- LEUCOCYTES

Description : Major part of CO2 is transported to respiratory surface in form of which ion?

Last Answer : HCO3 ion

Description : Major part of CO2 is transported to respiratory surface in form of which ion?

Last Answer : HCO3 ion

Description : Ketone bodies serve as a fuel for (A) Extrahepatic tissues (B) Hepatic tissues (C) Erythrocytes (D) Mitochondria

Last Answer : Answer : A

Description : How is oxygen and carbon dioxide transported in human beings ? -Biology

Last Answer : (i) Transport of oxygen : Haemoglobin present in the blood takes up the oxygen from the air in the lungs. It carries the oxygen to tissues which are deficient in oxygen before releasing it. (ii) ... the dissolved form in our blood plasma to lungs. Here it diffuses from blood to air in the lungs.

Description : Approximately seventy percent of carbon dioxide absorbed by the blood will be transported to the lungs

Last Answer : Approximately seventy percent of carbon dioxide absorbed by the blood will be transported to the lungs A. ... to R.B.C. D. as carbamino-haemoglobin

Description : The majority of carbon dioxide produced by our body cells is transported to the lungs -

Last Answer : The majority of carbon dioxide produced by our body cells is transported to the lungs - A. ... bicarbonates C. As carbonates D. Attached to hemoglobin

Description : The majority of carbon dioxide produced by our body cells is transported to the lungs as (a) attached to haemoglobin (b) dissolved in the blood (c) as bicarbonates (d) as carbonates.

Last Answer : (c) as bicarbonates

Description : Approximately seventy percent of carbon dioxide absorbed by the blood will be transported to the lungs (a) as bicarbonate ions (b) in the form of dissolved gas molecules (c) by binding to RBC (d) as carbamino - haemoglobin.

Last Answer : (a) as bicarbonate ions

Description : Which of the following elements is not found in normal periodontal membrane: A. Fibroblast B. Epithelial cells C. Erythrocytes D. Vest cells of malaise E. Inflammatory plasma cells and lymphocytes

Last Answer : C. Erythrocytes

Description : What is true about RBCs in humans? (a) They carry about 20-25 percent of CO2. (b) They transport 99.5 percent of O2. (c) They transport about 80 percent oxygen only and the rest 20 percent of it is transported in dissolved state in blood plasma. (d) They do not carry CO2 at all.

Last Answer : (a) They carry about 20-25 percent of CO2.

Description : Bulk of carbon dioxide `(CO_(2))` released from body tissues into the blood is present as

Last Answer : Bulk of carbon dioxide `(CO_(2))` released from body tissues into the blood is present as A ... . `70%` carbamino-haemoglobin and `30%` as bicarbonate

Description : Which of the following statement(s) is/are true concerning carbon dioxide kinetics? a. The amount of carbon dioxide produced is equivalent to the amount of oxygen consumed b. Carbon dioxide levels ... tissues d. The amount of carbon dioxide excreted is a function of ventilation of perfused alveoli

Last Answer : Answer: a, c, d The total amount of carbon dioxide produced by systemic metabolism is roughly equivalent to the amount of oxygen consumed (100-120 cc/m2/min, 200 cc/min in a typical ... carbon dioxide excreted is a function of ventilation of perfused alveoli (i.e. the alveolar ventilation/min).

Description : Carbon dioxide entering the red blood corpuscles from the tissues is partially taken up by haemoglobin to form (a) carboxyhaemoglobin (b) carbonylhaemoglobin (c) carbaminohaemoglobin (d) carbomoylhaemoglobin

Last Answer : Ans:(a)

Description : How carbon monoxide, emitted by automobiles, prevents transport of oxygen in the body tissues? (a) By forming a stable compound with haemoglobin (b) By obstructing the reaction of oxygen with haemoglobin (c) By changing oxygen into carbon dioxide (d) By destroying the haemoglobin

Last Answer : (a) By forming a stable compound with haemoglobin

Description : The function of the heart is to (1) Supply oxygen to the tissues (2) carry carbon dioxide from the tissues (3) throw away waste materials (4) pump blood to different parts of the body

Last Answer : pump blood to different parts of the body

Description : Cholesterol is transported from liver to extrahepatic tissues by (A) Chylomicrons (B) VLDL (C) HDL (D) LDL

Last Answer : Answer : D

Description : Triglycerides are transported from liver to extrahepatic tissues by (A) Chylomicrons (B) VLDL (C) HDL (D) LDL

Last Answer : Answer : B

Description : Respiratory acidosis results from (A) Retention of carbon dioxide (B) Excessive elimination of carbon dioxide (C) Retention of bicarbonate (D) Excessive elimination of bicarbonate

Last Answer : Answer : A

Description : If the body undergoes alkalosis the respiratory center located in the medulla gets the information and induces the lowering of the respiratory frequency. The reduction of the respiratory frequency makes ... of bicarbonate towards the production of more hydrogen ions and thus the blood pH lowers.

Last Answer : What is the difference between respiratory acidosis and metabolic acidosis and what is the difference between respiratory alkalosis and metabolic alkalosis?

Description : If the body experiences acidosis the respiratory center located in the medulla gets the information and induces the increase of the respiratory frequency. The increment of the respiratory frequency makes the ... of bicarbonate towards the spending of more hydrogen ions and thus the blood pH raises.

Last Answer : How does the breathing process correct alkalosis?

Description : 'Diffusion hypoxia’ is likely to occur only after use of nitrous oxide because it: A. Is a respiratory depressant B. Has low blood solubility and is used in high concentration C. Is a very potent anaesthetic D. Interferes with diffusion of oxygen into the tissues

Last Answer : B. Has low blood solubility and is used in high concentration

Description : Which of the following statement(s) is/are true concerning the cell function of phagocytosis? a. Phagocytosis is a mechanistically distinct process of endocytosis performed by special cells to take ... known as clathrin d. Phagocytosis is performed only by white blood cells and tissue macrophages

Last Answer : Answer: a Phagocytosis is a specialized form of endocytosis by which large particles are internalized by specialized cells primarily macrophages and neutrophils. To be phagocytosed, particles ... the lumen of the thyroid follicle, thereby releasing the thyroid hormones, thyroxine triiodothyronine

Description : Upon the entry of carbon dioxide in the red blood cells, H+ionsare formed at a very rapid rate, and yet the blood does not turn acid because (a) H+ ions are rapidly exchanged at the ... haemoglobin and plasma (d) H+ ions are buffered by proteins of haemoglobin and proteins and phosphates of plasma

Last Answer : Ans:(c)

Description : With regard to the transport of carbon dioxide in blood: a. 25% of carbon dioxide is dissolved in blood b. carbonic anhydrase is found in plasma c. 50% of carbon dioxide is carried as bicarbonate d. deoxygenated haemoglobin facilitates the transport of carbon dioxide

Last Answer : deoxygenated haemoglobin facilitates the transport of carbon dioxide

Description : Carbon dioxide in blood: a. is more soluble than oxygen b. is carried in combination with plasma c. carries mainly as bicarbonate ions d. all

Last Answer : all

Description : There are two properties of the cell necessary to maintain nonequilibrium cellular composition; the first is selectivity and the second is energy conversion. Which of the following statement(s ... transported via secondary active transport include hydrogen ions, calcium, amino acids and glucose

Last Answer : Answer: c, d The selectivity of the plasma membrane, although impressive, cannot account for the nonequilibrium composition of living cells. A cell can be maintained in a nonequilibrium state only by ... to drive the transport of a second species such as protons, calcium, amino acids, or glucose

Description : Due to increasing air-borne allergens and pollutants, many people in urban areas are suffering from respiratory disorder that cause wheezing due to (a) reduction in the secretion of surfactant by ... of bronchi and bronchioles (d) proliferation of fibrous tissues and damage of the alveolar walls.

Last Answer : (c) inflammation of bronchi and bronchioles

Description : The figure given below shows a small part of human lung where exchange of gases takes place. Select the option which represents labelled part (A, B, C or D) correctly identified along with its function. ... Exchange of O2 and CO2 takes place here (d) B : Red blood cells - Transport of CO2 mainly

Last Answer : (b) A : Alveolar cavity - Main site of exchange of respiratory gases

Description : Which one of the following statements is incorrect? (a) The principle of countercurrent flow facilitates efficient respiration in gills of fishes. (b) The residual air in lungs slightly decreases the ... in birds. (d) In insects, circulating body fluids serve to distribute oxygen to tissues.

Last Answer : (b) The residual air in lungs slightly decreases the efficiency of respiration in mammals.

Description : When assessing the older adult, the nurse anticipates increase in which of the follow components of respiratory status? a) Residual lung volume As a result, patient experience fatigue ... ) Cough efficiency The nurse anticipates difficulty coughing up secretions due to decreased cough efficiency.

Last Answer : a) Residual lung volume As a result, patient experience fatigue and breathlessness with sustained activity.

Description : Identify the air pollutant in urban areas which irritates eyes and also respiratory tract of human beings. (A) Particulate matter (B) Oxides of nitrogen (C) Surface ozone (D) Carbon monoxide

Last Answer : (C) Surface ozone

Description : Blood leucocytes are

Last Answer : Blood leucocytes are A. Epithelial B. Endothelial C. Glandular D. Coonective

Description : Largest leucocytes `:-`

Last Answer : Largest leucocytes `:-` A. Neutrophil B. Basophil C. Monocyte D. Lympocyte