The following are true about cerebrospinal fluid: a. it is found in the space between the pia mater and the arachnoid b. the normal amount in human being is about 500 ml c. with the body lying in lateral horizontal position, the normal intracranial pressure is about 100 ml of water d. only the lateral ventricle contains choroidal plexus which secrete cerebrospinal fluid e. cerebrospinal fluid contains the same concentration of glucose as the blood

The following are true about cerebrospinal fluid:
a. it is found in the space between the pia mater and the arachnoid
b. the normal amount in human being is about 500 ml
c. with the body lying in lateral horizontal position, the normal intracranial pressure is about 100 ml of
water
d. only the lateral ventricle contains choroidal plexus which secrete cerebrospinal fluid
e. cerebrospinal fluid contains the same concentration of glucose as the blood
by

1 Answer

Answer :

it is found in the space between the pia mater and the arachnoid
by

Related questions

Which of the following terms is used to describe the fibrous connective tissue that covers the brain and spinal cord? a) Meninges The meninges have three layers, the dura mater, arachnoid mater, and pia mater.

Description : Which of the following terms is used to describe the fibrous connective tissue that covers the brain and spinal cord? a) Meninges The meninges have three layers, the dura mater, arachnoid mater, and ... The pia mater is the innermost membrane of the protective covering of the brain and spinal cord.

Last Answer : a) Meninges The meninges have three layers, the dura mater, arachnoid mater, and pia mater.

The following are true about ocular circulation: a. only 4% of the total blood supply to the eye goes to the retina b. the choroidal blood flow in normal people is ten times that of the grey mater of the brain c. autoregulation occurs in both retinal and choroidal circulation d. a PaCO2 rise of 1 mm Hg induces a 3% rise in retinal blood flow

Description : The following are true about ocular circulation: a. only 4% of the total blood supply to the eye goes to the retina b. the choroidal blood flow in normal people is ten times that of the grey mater ... and choroidal circulation d. a PaCO2 rise of 1 mm Hg induces a 3% rise in retinal blood flow

Last Answer : a PaCO2 rise of 1 mm Hg induces a 3% rise in retinal blood flow

The cerebrospinal fluid: a. has a normal volume of 150 ml b. has a normal opening pressure of 7 - 18 cm H2O c. flows from the ventricles to the subarachnoid space via the foramen of Monrod. does not contain neutrophils in normal individuals

Description : The cerebrospinal fluid: a. has a normal volume of 150 ml b. has a normal opening pressure of 7 - 18 cm H2O c. flows from the ventricles to the subarachnoid space via the foramen of Monro d. does not contain neutrophils in normal individuals

Last Answer : has a normal volume of 150 m

Cerebrospinal fluid: a. is produced mainly by the lateral, third and fourth ventricles b. enters the subarachnoid space through foramina Lushka and Magendie c. is reabsorbed mainly into the lymphatics d. production is dependent of the blood pressure

Description : Cerebrospinal fluid: a. is produced mainly by the lateral, third and fourth ventricles b. enters the subarachnoid space through foramina Lushka and Magendie c. is reabsorbed mainly into the lymphatics d. production is dependent of the blood pressure

Last Answer : is produced mainly by the lateral, third and fourth ventricles

Average concentration of chloride ions in cerebrospinal fluid per 100 ml is (A) 40 mg (B) 440 mg (C) 160 mg (D) 365 mg

Description : Average concentration of chloride ions in cerebrospinal fluid per 100 ml is (A) 40 mg (B) 440 mg (C) 160 mg (D) 365 mg

Last Answer : Answer : B

Which of the following statements are true of a patient with hyperglycemia and hyponatremia? A. The sodium concentration must be corrected by 5 mEq. per 100 mg. per 100 ml. elevation in blood glucose. B. With normal renal function, this patient is likely to be volume overloaded. C. Proper fluid therapy would be unlikely to include potassium administration. D. Insulin administration will increase the potassium content of cells. E. Early in treatment adequate urine output is a reliable measure of adequate volume resuscitation.

Description : Which of the following statements are true of a patient with hyperglycemia and hyponatremia? A. The sodium concentration must be corrected by 5 mEq. per 100 mg. per 100 ml. elevation in blood ... . E. Early in treatment adequate urine output is a reliable measure of adequate volume resuscitation.

Last Answer : Answer: D DISCUSSION: Each 100-mg. per 100 ml. elevation in blood glucose causes a fall in serum sodium concentration of approximately 2 mEq. per liter. Excess serum glucose ... correction of the patient's associated acidosis produce movement of potassium ions into the intracellular compartment

The following are true about cerebrospinal fluid: a. it has a greater buffering capacity than plasma b. it has a similar chloride concentration to plasma c. it is a plasma ultrafiltrate d. the rate of formation is dependent on the intraventricular pressure over the normal pressure range

Description : The following are true about cerebrospinal fluid: a. it has a greater buffering capacity than plasma b. it has a similar chloride concentration to plasma c. it is a plasma ultrafiltrate d. the rate of formation is dependent on the intraventricular pressure over the normal pressure range

Last Answer : it is a plasma ultrafiltrate

Bleeding between the dura mater and arachnoid membrane is termed a) subdural hematoma. A subdural hematoma is bleeding between the dura mater and arachnoid membrane.

Description : Bleeding between the dura mater and arachnoid membrane is termed a) subdural hematoma. A subdural hematoma is bleeding between the dura mater and arachnoid membrane. b) intracerebral hemorrhage. ... underneath. d) extradural hematoma. An extradural hematoma is another name for an epidural hematoma.

Last Answer : a) subdural hematoma. A subdural hematoma is bleeding between the dura mater and arachnoid membrane.

The following have a lower concentration in the cerebrospinal fluid (CSF) than plasma: a. glucose b. sodium c. potassium d. magnesium

Description : The following have a lower concentration in the cerebrospinal fluid (CSF) than plasma: a. glucose b. sodium c. potassium d. magnesium

Last Answer : magnesium

The following are true about the spinal cord: a. segment T12 lies at the level of vertebral body T9 b. cerebrospinal fluid is found within the subdural space c. two point discrimination is transmitted in the dorsal column d. hemisection results in contralateral loss of pain and temperature sense below the lesio

Description : The following are true about the spinal cord: a. segment T12 lies at the level of vertebral body T9 b. cerebrospinal fluid is found within the subdural space c. two point ... the dorsal column d. hemisection results in contralateral loss of pain and temperature sense below the lesio

Last Answer : segment T12 lies at the level of vertebral body T9

Monro-Kellie hypothesis refers to a) the dynamic equilibrium of cranial contents. The hypothesis states that because of the limited space for expansion within the skull, an increase in any one of the cranial contents (brain tissue, blood, or cerebrospinal fluid) causes a change in the volume of the others.

Description : Monro-Kellie hypothesis refers to a) the dynamic equilibrium of cranial contents. The hypothesis states that because of the limited space for expansion within the skull, an increase in any ... the patient is wakeful but devoid of conscious content, without cognitive or affective mental function.

Last Answer : a) the dynamic equilibrium of cranial contents. The hypothesis states that because of the limited space for expansion within the skull, an increase in any one of the cranial contents (brain tissue, blood, or cerebrospinal fluid) causes a change in the volume of the others.

With regard to the choroid: a. the choroid receives 85% of blood flow to the eye b. the blood vessels in the choroid contains tight junction c. the choroid vessels are embedded in a matrix made up of type III collagen d. in the presence of high partial pressure of carbon dioxide the choroidal vessels increase in diameter

Description : With regard to the choroid: a. the choroid receives 85% of blood flow to the eye b. the blood vessels in the choroid contains tight junction c. the choroid vessels are embedded in ... d. in the presence of high partial pressure of carbon dioxide the choroidal vessels increase in diameter

Last Answer : in the presence of high partial pressure of carbon dioxide the choroidal vessels increase in diameter

In the inner ear: a. endolymph is found in the tunnel of Corti b. the lowest tone that be heard is 300 Hz c. the perilymph has the same composition as the cerebrospinal fluid d. the longer fibers of the basilar membrane are found at the apex

Description : In the inner ear: a. endolymph is found in the tunnel of Corti b. the lowest tone that be heard is 300 Hz c. the perilymph has the same composition as the cerebrospinal fluid d. the longer fibers of the basilar membrane are found at the apex

Last Answer : the perilymph has the same composition as the cerebrospinal fluid

Insensible loss of body water of normal adult is about (A) 50–100 ml (B) 100–200 ml (C) 300–500 ml (D) 600–1000 ml

Description : Insensible loss of body water of normal adult is about (A) 50–100 ml (B) 100–200 ml (C) 300–500 ml (D) 600–1000 ml

Last Answer : Answer : D

What is the resulting concentration (in molL) of aqueous hydrochloric acid if 500 mL of its gaseous form at 300 K and 100 kPa will be dissolved in 100 mL pure water Use 8.314 kPaL(Kmol)?

Description : What is the resulting concentration (in molL) of aqueous hydrochloric acid if 500 mL of its gaseous form at 300 K and 100 kPa will be dissolved in 100 mL pure water Use 8.314 kPaL(Kmol)?

Last Answer : Feel Free to Answer

Would not be found in the analysis of cerebrospinal (CSF) fluid?

Description : Would not be found in the analysis of cerebrospinal (CSF) fluid?

Last Answer : wwe

An osmotic diuretic, such as Mannitol, is given to the patient with increased intracranial pressure (IICP) in order to a) dehydrate the brain and reduce cerebral edema. Osmotic diuretics draw water across intact membranes, thereby reducing the volume of brain and extracellular fluid.

Description : An osmotic diuretic, such as Mannitol, is given to the patient with increased intracranial pressure (IICP) in order to a) dehydrate the brain and reduce cerebral edema. Osmotic diuretics ... Medications such as barbiturates are given to the patient with IICP to reduce cellular metabolic demands.

Last Answer : a) dehydrate the brain and reduce cerebral edema. Osmotic diuretics draw water across intact membranes, thereby reducing the volume of brain and extracellular fluid.

The normal concentration of sodium (in mg/100 ml) of human plasma is (A) 100 (B) 200 (C) 250 (D) 330

Description : The normal concentration of sodium (in mg/100 ml) of human plasma is (A) 100 (B) 200 (C) 250 (D) 330

Last Answer : Answer : D

The normal concentration of chloride in mg/100 ml of whole blood is about (A) 200 (B) 250 (C) 400 (D) 450

Description : The normal concentration of chloride in mg/100 ml of whole blood is about (A) 200 (B) 250 (C) 400 (D) 450

Last Answer : Answer : B

The normal concentration of potassium in whole blood is (A) 50 mg/100 ml (B) 100 mg/100 ml (C) 150 mg/100 ml (D) 200 mg/100 ml

Description : The normal concentration of potassium in whole blood is (A) 50 mg/100 ml (B) 100 mg/100 ml (C) 150 mg/100 ml (D) 200 mg/100 ml

Last Answer : Answer : D

The normal concentration of magnesium in whole blood is (A) 0–1 mg/100 ml (B) 1–2 mg/100 ml (C) 2–4 mg/100 ml (D) 4–8 mg/100 ml

Description : The normal concentration of magnesium in whole blood is (A) 0–1 mg/100 ml (B) 1–2 mg/100 ml (C) 2–4 mg/100 ml (D) 4–8 mg/100 ml

Last Answer : Answer : C

If the total amount of a drug present in the body at a given moment is 2.0 g and its plasma concentration is 25 μg/ml, its volume of distribution is: A. 100 L B. 80 L C. 60 L D. 50 L

Description : If the total amount of a drug present in the body at a given moment is 2.0 g and its plasma concentration is 25 μg/ml, its volume of distribution is: A. 100 L B. 80 L C. 60 L D. 50 L

Last Answer : B. 80 L

2 If the total amount of a drug present in the body at a given moment is 2.0 g and its plasma concentration is 25 μg/ml, its volume of distribution is: A. 100 L B. 80 L C. 60 L D. 50 L

Description : 2 If the total amount of a drug present in the body at a given moment is 2.0 g and its plasma concentration is 25 μg/ml, its volume of distribution is: A. 100 L B. 80 L C. 60 L D. 50 L

Last Answer : B. 80 L

If the total amount of a drug present in the body at a given moment is 2.0 g and its plasma concentration is 25 μ g/ml, its volume of distribution is: A. 100 L B. 80 L C. 60 L D. 50 L

Description : If the total amount of a drug present in the body at a given moment is 2.0 g and its plasma concentration is 25 μ g/ml, its volume of distribution is: A. 100 L B. 80 L C. 60 L D. 50 L

Last Answer : B. 80 L

Where does the cerebrospinal fluid drain to return to the blood supply?

Description : Where does the cerebrospinal fluid drain to return to the blood supply?

Last Answer : Need answer

The nurse assesses the dressing of a patient with a basal skull fracture and sees the halo sign - a blood stain surrounded by a yellowish stain. The nurse knows that this sign a) is highly suggestive of a cerebrospinal fluid (CSF) leak. The halo sign - a blood stain surrounded by a yellowish stain is highly suggestive of a cerebrospinal fluid (CSF) leak.

Description : The nurse assesses the dressing of a patient with a basal skull fracture and sees the halo sign - a blood stain surrounded by a yellowish stain. The nurse knows that this sign a) is highly ... following a basal skull fracture. The halo sign is highly suggestive of a cerebrospinal fluid (CSF) leak.

Last Answer : a) is highly suggestive of a cerebrospinal fluid (CSF) leak. The halo sign - a blood stain surrounded by a yellowish stain is highly suggestive of a cerebrospinal fluid (CSF) leak.

Figure shows human urinary system with structures labelled A to D. Select option which correctly identifies them and gives their characteristic and/ or functions. (a) C - Medulla - inner zone of kidney and contains complete nephrons. (b) D - Cortex - outer part of kidney and do not contain any part of nephrons. (c) A - Adrenal gland - located at the anterior part of kidney. Secrete catecholamines which stimulate glycogen breakdown. (d) B - Pelvis - broad funnel shaped space inner to hilum, directly connected to loops of Henle

Description : Figure shows human urinary system with structures labelled A to D. Select option which correctly identifies them and gives their characteristic and/ or functions. (a) C - Medulla - inner zone of ... B - Pelvis - broad funnel shaped space inner to hilum, directly connected to loops of Henle

Last Answer : (c) A - Adrenal gland - located at the anterior part of kidney. Secrete catecholamines which stimulate glycogen breakdown.

When the nurse notes that the post cardiac surgery patient demonstrates low urine output (< 25 ml/hr) with high specific gravity (> 1.025), the nurse suspects: a) Inadequate fluid volume Urine output of less than 25 ml/hr may indicate a decrease in cardiac output. A high specific gravity indicates increased concentration of solutes in the urine which occurs with inadequate fluid volume. b) Normal glomerular filtration Indices of normal glomerular filtration are output of 25 ml or greater per hour and specific gravity between 1.010 and 1.025. c) Overhydration Overhydration is manifested by high urine output with low specific gravity. d) Anuria The anuric patient does not produce urine.

Description : When the nurse notes that the post cardiac surgery patient demonstrates low urine output (< 25 ml/hr) with high specific gravity (> 1.025), the nurse suspects: a) Inadequate fluid volume Urine ... by high urine output with low specific gravity. d) Anuria The anuric patient does not produce urine.

Last Answer : a) Inadequate fluid volume Urine output of less than 25 ml/hr may indicate a decrease in cardiac output. A high specific gravity indicates increased concentration of solutes in the urine which occurs with inadequate fluid volume.

The intracranial pressure is decreased by: a. intravenous mannitol b. placing the patient in a head-up position c. hyperventilation d. all above

Description : The intracranial pressure is decreased by: a. intravenous mannitol b. placing the patient in a head-up position c. hyperventilation d. all above

Last Answer : all above

Which of the following findings in the patient who has sustained a head injury indicate increasing intracranial pressure (ICP)? a) Widened pulse pressure Additional signs of increasing ICP include increasing systolic blood pressure, bradycardia, rapid respirations, and rapid rise in body temperature.

Description : Which of the following findings in the patient who has sustained a head injury indicate increasing intracranial pressure (ICP)? a) Widened pulse pressure Additional signs of increasing ICP ... regarded as unfavorable because hyperthermia may indicate brain stem damage, a poor prognostic sign.

Last Answer : a) Widened pulse pressure Additional signs of increasing ICP include increasing systolic blood pressure, bradycardia, rapid respirations, and rapid rise in body temperature.

What is amount of glucose in mg/100 ml level in empty stomach?

Description : What is amount of glucose in mg/100 ml level in empty stomach?

Last Answer : 60

Normal serum glucagons level in fasting state varies between (A) 0-–10 pg/ml (B) 20–100 pg/ml (C) 200–300 pg/ml (D) 400–500 pg/ml

Description : Normal serum glucagons level in fasting state varies between (A) 0-–10 pg/ml (B) 20–100 pg/ml (C) 200–300 pg/ml (D) 400–500 pg/ml

Last Answer : Answer : B

True statements about the aqueous humour: a. has a higher lactic acid concentration than in the plasma b. the glucose levels is lower than that of the plasma levels c. the ascorbic acid concentration is twice that of the plasma d. it contains the same concentration of protein as in the plasma e. the rate of formation is about 2.5ul/minute

Description : True statements about the aqueous humour: a. has a higher lactic acid concentration than in the plasma b. the glucose levels is lower than that of the plasma levels c. the ascorbic acid ... same concentration of protein as in the plasma e. the rate of formation is about 2.5ul/minute

Last Answer : has a higher lactic acid concentration than in the plasma

The optic chiasm: a. forms the floor of the recess of the third ventricle b. is inferior to the medial root of the olfactory tract c. has the internal carotid artery as its immediate lateral relation d. all above

Description : The optic chiasm: a. forms the floor of the recess of the third ventricle b. is inferior to the medial root of the olfactory tract c. has the internal carotid artery as its immediate lateral relation d. all above

Last Answer : all above

The normal concentration of chlorine in mg/100 ml of C.S.F is about (A) 200 (B) 250 (C) 300 (D) 440

Description : The normal concentration of chlorine in mg/100 ml of C.S.F is about (A) 200 (B) 250 (C) 300 (D) 440

Last Answer : Answer : D

The normal concentration of chloride in mg/100 ml of plasma is about (A) 100 (B) 200 (C) 365 (D) 450

Description : The normal concentration of chloride in mg/100 ml of plasma is about (A) 100 (B) 200 (C) 365 (D) 450

Last Answer : Answer : C

The normal concentration of potassium in cells in ng/100 ml is about (A) 100 (B) 200 (C) 350 (D) 440

Description : The normal concentration of potassium in cells in ng/100 ml is about (A) 100 (B) 200 (C) 350 (D) 440

Last Answer : Answer : D

The normal concentration of magnesium in C.S.F is about (A) 1 mg/100 ml (B) 3 mg/100 ml (C) 5 mg/100 ml (D) 8 mg/100 ml

Description : The normal concentration of magnesium in C.S.F is about (A) 1 mg/100 ml (B) 3 mg/100 ml (C) 5 mg/100 ml (D) 8 mg/100 ml

Last Answer : Answer : B

The normal concentration of calcium in C.S.F is (A) 1.5–2.5 mg/100 ml (B) 2.5–4 mg/100 ml (C) 4.5–5 mg/100 ml (D) 9–10 mg/100 ml

Description : The normal concentration of calcium in C.S.F is (A) 1.5–2.5 mg/100 ml (B) 2.5–4 mg/100 ml (C) 4.5–5 mg/100 ml (D) 9–10 mg/100 ml

Last Answer : Answer : C

The normal serum concentration of ceruloplasmin in mg/100 ml varies between (A) 5–10 (B) 10–20 (C) 25–43 (D) 50–100

Description : The normal serum concentration of ceruloplasmin in mg/100 ml varies between (A) 5–10 (B) 10–20 (C) 25–43 (D) 50–100

Last Answer : Answer : C

The normal serum of concentration of copper in mg/100 ml varies between (A) 0–5 (B) 50–100 (C) 100–200 (D) 200–300

Description : The normal serum of concentration of copper in mg/100 ml varies between (A) 0–5 (B) 50–100 (C) 100–200 (D) 200–300

Last Answer : Answer : C

The normal serum concentration of 24,25- dihydroxycholecalciferol in ng/ml is (A) 8–20 (B) 25–50 (C) 1–5 (D) 60–100

Description : The normal serum concentration of 24,25- dihydroxycholecalciferol in ng/ml is (A) 8–20 (B) 25–50 (C) 1–5 (D) 60–100

Last Answer : Answer : C

The normal serum concentration of 1,25- dihydroxycholecalciferol in pg/ml is (A) 26–65 (B) 1–5 (C) 5–20 (D) 80–100

Description : The normal serum concentration of 1,25- dihydroxycholecalciferol in pg/ml is (A) 26–65 (B) 1–5 (C) 5–20 (D) 80–100

Last Answer : Answer : A

The normal serum concentration of 25-hydroxycholecalciferol in ng/ml is (A) 0–8 (B) 60–100 (C) 100–150 (D) 8–55

Description : The normal serum concentration of 25-hydroxycholecalciferol in ng/ml is (A) 0–8 (B) 60–100 (C) 100–150 (D) 8–55

Last Answer : Answer : D

The normal serum concentration of vitamin A in mg/100 ml is (A) 5–10 (B) 15–60 (C) 100–150 (D) 0–5

Description : The normal serum concentration of vitamin A in mg/100 ml is (A) 5–10 (B) 15–60 (C) 100–150 (D) 0–5

Last Answer : Answer : B

What is the cpt code for lumbar puncture to obtain cerebrospinal fluid for analyses?

Description : What is the cpt code for lumbar puncture to obtain cerebrospinal fluid for analyses?

Last Answer : Need answer

Cerebrospinal fluid culture?

Description : Cerebrospinal fluid culture?

Last Answer : DefinitionA cerebrospinal fluid (CSF) culture is a laboratory test to look for bacteria, fungi, and viruses in the clear fluid that moves in the space surrounding the spinal cord.Alternative NamesCulture - ... obtain the CSF sample, see spinal tap.How the test will feelFor information on how it

Which of the following statements about head injury and concomitant hyponatremia are true? A. There are no primary alterations in cardiovascular signs. B. Signs of increased intracranial pressure may be masked by the hyponatremia. C. Oliguric renal failure is an unlikely complication. D. Rapid correction of the hyponatremia may prevent central pontine injury. E. This patient is best treated by restriction of water intake.

Description : Which of the following statements about head injury and concomitant hyponatremia are true? A. There are no primary alterations in cardiovascular signs. B. Signs of increased intracranial pressure may be ... central pontine injury. E. This patient is best treated by restriction of water intake.

Last Answer : Answer: A DISCUSSION: Acute symptomatic hyponatremia is characterized by central nervous system signs of increased intracranial pressure. Changes in blood pressure and pulse are secondary to ... lead to central pontine myelinolysis. Oliguric renal failure may rapidly develop in severe hyponatremia