Body Fluids

Q.

How is respiration regulated?

Q. Which statements are true/false $?$
$\left(i\right)$ Blood transports $C{O}_2$ comparatively easily because of its high solubility
$\left(ii\right)$ Approximately $8.9\%$ of $C{O}_2$ is transported dissolved in plasma
$\left(iii\right)$ $C{O}_2$ diffuses into blood, passes into RBCs and reacts with water to form $H_{2}C{O}_3$
$\left(iv\right)$ Oxyhaemoglobin of erythrocytes is basic
$\left(v\right)$ Chloride ions diffuse from plasma into erythrocytes to maintain ionic balance

1. $\left(i\right),\left(ii\right)$ and $\left(iv\right)$ are true, $\left(iii\right)$ and $\left(v\right)$ are false
2. $\left(i\right),\left(ii\right)$ and $\left(iv\right)$ are false, $\left(iii\right)$ and $\left(v\right)$ are true
3. $\left(i\right),\left(iii\right)$ and $\left(v\right)$ are false, $\left(ii\right)$ and $\left(iv\right)$ are true
4. $\left(i\right),\left(iii\right)$ and $\left(v\right)$ are true, $\left(ii\right)$ and $\left(iv\right)$ are false

Q.

What are lymph vessels?

Q.

Which is the circulatory fluid in the human body other than blood?

Q. Lymph is colorless because

1. WBC are present
2. WBC are absent
3. Hemoglobin is absent
4. RBC are present.

Q. Which one does not filter out from blood to Bowman’s capsule in glomerular ultrafiltration?

1. Amino acids
2. Polypeptide
3. Glucose
4. Fatty acids

Q. Why plasma is called as non living intercellular Substance?

Q.

Respiratory control centers are located in the ________.

1. midbrain and medulla

2. medulla and pons

3. pons and midbrain

4. upper spinal cord and medulla

Q. What is lymph? How is composition of lymph different from blood plasma?

Q. Which of the following types of fluid(s) is/are found in organisms with open type of circulation?

1. Blood
2. Plasma
3. Hemolymph
4. Lymph

Q.

Match the following Transcellular fluids with their functions:

1. 

2. 

3. 

4. 

Q. Identify the types of cell junctions that help to stop the leakage of the substances across a tissue and facilitation of communication with neighbouring cells via rapid transfer of ions and molecules.

1. Adhering junctions and gap junctions, respectively
2. Gap junctions and adhering junctions, respectively
3. Tight junctions and gap junctions, respectively
4. Adhering junctions and tight junctions, respectively

Q.

The most abundant of all blood cells is:

1. RBC

2. WBC

3. Platelets

4. Monocytes

Q. Minerals are present in the soil in sufficient amounts. Do plants need to adjust the types of solutes that reach the xylem? Which molecules help to adjust this? How do plants regulate the type and quantity of solutes that reach xylem?

Q. Heart of earthworm occur in segments :

1. 9, 10 and 14, 15
2. None of these
3. 7, 9 and 12, 13
4. 6, 7 and 9, 10

Q.

Which of the following specialised centre is primarily responsible for the regulation of respiratory rhythm?

1. Receptors associated with aortic arch and carotid artery
2. Pneumotaxic centre
3. Respiratory rhythm centre
4. Chemosensitive area

Q.

Which statements are true/false

(a) Blood transports $C{O}_2$ comparatively easily because of its high solubility.
(b) Approximately $8.9\%$ of $C{O}_2$ is transported dissolved in plasma.
(c) $C{O}_2$ diffuses into blood, passes into RBCs and reacts with water to form $H_{2}C{O}_3$.
(d) Oxyhaemoglobin of erythrocytes is basic.
(e) Chloride ions diffuse into erythrocytes to maintain ionic balance.

1. a, b and d are true, c and e are false
   

2. a, c and e are true, b and d are false
   

3. a, c and e are false, b and d are true
   

4. a, b and d are false, c and e are true
   

Q.

Column I	Column II
A. Tight junctions	i. Cement neighbouring cells together to form a sheet
B. Adhering junctions	ii. Extracellular matrix supporting the epithelial cells
C. Gap junction	iii. Establish a barrier to prevent leakage of fluid across epithelial cells
D. Basement membrane	iv. Cytoplasmic channels to facilitate to communication between adjacent cells

1. A-ii, B-iv, C-i, D-iii
2. A-iv, B-ii, C-i, D-iii
3. A-iii, B-i, C-iv, D-ii
4. A-iv, B-iii, C-i, D-ii

Q. The appearance of albumin in the urine is most likely due to -

1. Damage to the proximal convoluted tubules
2. Damage to the Malpighian corpuscles
3. Decrease in the blood osmotic pressure
4. Increase in the blood pressure

Q. Which of the following types of fluid(s) is/are found in organisms with open type of circulation?

1. Plasma
2. Blood
3. Hemolymph
4. Lymph

Q. Components, present in acid insoluble pool are?

1. Protein, lipid, monosaccharide
2. Protein, nucleic acid, polysaccharide
3. Protein, nucleic acid, amino acid
4. Lipid, amino acid

Q. Blood vascular system of earthworm is of

1. Open type
2. Portal type
3. Closed type
4. None of these

Q.

Open vascular system occurs in

1. Fish

2. Prawns / Periplaneta

3. Snake

4. Earthworm

Q. The lymph serves to

1. Transport $C{O}_2$ to the lungs
2. Transport $O_2$ to the brain
3. Return the interstitial fluid to the blood
4. Return the WBCs and RBCs to the lymph nodes

Q. Which tissue is responsible for the transport of nutrients, respiratory gases, metabolites, hormones and waste products?

Q.

Which of the following is not true about extracellular fluids?

1. The extracellular fluid has a very low concentration of sodium.

2. Extracellular fluid is the fluid present outside the cells.

3. Chemical compositions of plasma and Interstitial fluids are similar

4. The concentration of calcium is high in this fluid which is useful for muscle contraction.

Q.

Which one is wrong?

1. Lymph = Plasma + RBC + WBC

2. Blood = Plasma + RBC + WBC + Blood platelets

3. Both a and b

4. Neuron = Cyton + Dendrite + Axon + Synapse

Q. Blood precipitation test was proposed by

1. Bateson
2. Wallace
3. Nuttal
4. Needham

Q.

Match the following Transcellular fluids with their functions:

1. (i)$\Rightarrow$a, (ii)$\Rightarrow$b, (iii)$\Rightarrow$c, (iv)$\Rightarrow$d

2. (i)$\Rightarrow$d, (ii)$\Rightarrow$c, (iii)$\Rightarrow$b, (iv)$\Rightarrow$a

3. (i)$\Rightarrow$c, (ii)$\Rightarrow$d, (iii)$\Rightarrow$a, (iv)$\Rightarrow$b

4. (i)$\Rightarrow$b, (ii)$\Rightarrow$a, (iii)$\Rightarrow$d, (iv)$\Rightarrow$c

Q. Which of these is the thinnest ....1blood capillaries or 2 lymphatic capillaries?