6903. The following hormones increase the blood glucose level except_____________?
comments icon0

A. Growth Hormone

B. Parathormone

C. Thyroxine

D. Epinephrine

6904. An important non- respiratory function of lungs is_____________?
comments icon0
A. Sodium balance

B. Anion balance

C. Ca+2 balance

D. Potassium balance

6905. Calcitonin is released by ___________________?
comments icon0

A. Chief cells of thyroid

B. Parafollicular cells of thyroid

C. Stratum fasciculata of adrenal gland

D. Granular cells of adrenal gland

6906. Which hormone is released when serum calcium decreases ?
comments icon0

A. Calcitonin

B. Parathormone

C. Adrenaline

D. Thyroxine

6907. Which of the following is associated with a low concentration of ionized calcium in the serum ?
comments icon0

A. Osteogenesis imperfecta

B. Hypothyroidism

C. Tetany

D. Pagets disease of the bone

6910. Ventilation perfusion ratio is maximum in_______________?
comments icon0

A. Posterior lobe of lung

B. Apex of lung

C. Base of lung

D. Middle lobe of lung

6911. Hormone responsible for milk ejection______________?
comments icon0

A. Estrogen

B. Prolactin

C. Progesterone

D. Oxytocin
6912. At high altitudes the following changes takes place except_______________?
comments icon0

A. Increases in depth of respiration

B. Increase in oxygen carrying capacity of blood

C. Increase in respiratory rate

D. Increase in partial pressure of CO2
6913. Which of these following is not an effect of insulin ?
comments icon0

A. Decreased gluconeogenesis

B. Induction of lipoprotein lipase

C. Increased glycogenolysis

D. Increased transport of glucose into cells

6914. Which of the following adaptations will be apt to increase the work capacity at high altitude_________________?
comments icon0

A. Increased workload, increasing duration of exercise

B. Decreasing workload, decreasing duration of exercise

C. Decreasing workload, increasing duration of exercise

D. Increased workload, decreasing duration of exercise

6916. Which of the following statements about pulmonary surfactant is false ?
comments icon0

A. It contains lecithin and sphingomyelin

B. It prevents collapse of smaller alveoli

C. It is secreted by Type II pneumocytes

D. It increases surface tension
6917. Hyperthyroidism can be caused by____________?
comments icon0

A. Penicillamine

B. Clonidine

C. Amiodarone

D. Hydralazine

6918. Which of the following is called hunger hormone______________?
comments icon0

A. Pituitary

B. Epinephrine

C. Thyroxine

D. Glucagon
6919. During the initial part of inspiration, which of the following does not occur ?
comments icon0
A. Intra thoracic pressure rises

B. Intrapulmonary pressure falls

C. The partial pressure of O2 in dead space rises

D. Intra-abdominal pressure rises

6920. The most common form of hypoxia is______________?
comments icon0

A. Stagnant

B. Histotoxic

C. Hypoxic

D. Anemic

6921. The transport of CO is diffusion limited because_______________?
comments icon0

A. CO is less absorbed in water

B. Bind avidly with Hb

C. Partial pressure of CO is less

D. Alveolar membrane is less permeable

6922. Cortisol______________?
comments icon0

A. Enhances antigen antibody reactions

B. Favours protein synthesis

C. Tends to lower blood pressure

D. Secretion increases following injury
6923. Endocrine disorder is the primary cause of______________?
comments icon0

A. Albrights syndrome

B. Acromegaly

C. Fibrous dysplasia

D. Pagets disease

6925. Which is not produced enteroendocrinally_____________?
comments icon0
A. Intrinsic factor

B. Motilin

C. GIP

D. Secretin

6926. Features of hypothyroidism does not include______________?
comments icon0

A. High TSH levels

B. Hypertension

C. Increased risk of infections

D. Obseity

6927. In conns disease, there is an excess of______________?
comments icon0

A. Noradrenaline

B. Cortisol

C. Adrenaline

D. Aldosterone
6928. Insulin facilitates glucose uptake in____________?
comments icon0

A. Brain

B. Red blood cells

C. Skeletal muscle

D. Kidney tubules

6929. Nutrients are mainly absorbed in______________?
comments icon0

A. Liver

B. Small intestine

C. Large intestine

D. Stomach

6930. Following are local hormones except___________?
comments icon0

A. Heparin

B. Acetylcholine

C. Insulin

D. Bradykinin

6932. Gastrin is produced by _____________?
comments icon0

A. Gastric antral cells

B. All

C. Pituitary

D. Pancreas

6933. A decrease in the arterial PO2 is seen in______________?
comments icon0

A. Paralysis of inspiratory muscles

B. Decrease in hemoglobin concentration of arterial blood

C. Sluggish blood flow

D. High altitudes
6934. Which of the following hormones is released from the posterior pituitary ?
comments icon0
A. Antidiuretic hormone

B. ACTH

C. Luetinizing hormone

D. Growth hormone

6936. In jaundice, there is an unconjugated hyperbilirubinemia which is most likely due to __________?
comments icon0

A. Cirrhosis

B. Hepatitis

C. Increased break down of red cells

D. Obstruction of bile canaliculi

6937. Which amongst the following is the gold standard for demonstrating hcG____________?
comments icon0

A. Immunofluorescence

B. Radio immune assay

C. Latex agglutination

D. ELISA

6938. Energy expenditure during normal breathing____________?
comments icon0

A. 50% -75% of total energy spent

B. 2% 3% of total energy spent

C. 25% 50% of total energy spent

D. 15% 20% of total energy spent

6941. Which of the following results due to excessive parathormone secretion_______________?
comments icon0
A. Increased serum calcium

B. Increased excretion of phosphates

C. Increase excretion of calcium

D. Decrease excretion of calcium

6942. Peristalsis involves coordinated contraction and relaxation______________?
comments icon0

A. None of the above

B. Dorsal and ventral to food bolus

C. Lateral and medial to food bolus

D. Above and below the food bolus
6943. Pancreas produce_____________?
comments icon0

A. All of the above

B. Pepsinogen

C. Chymotrypsinogen

D. Hydrochloric acid

6944. Aldosterone______________?
comments icon0

A. Increases reabsorption of sodium

B. Increases exceretion of potassium

C. Increases retention of sodium

D. Both A and B

6945. Oxygen dissociation cure is shifted to the right in all except_____________?
comments icon0

A. Increase of 2, 3 3 DPG

B. Fall in pH

C. HbF

D. Rise in temperature

6946. Cyanosis or bluish coloration of skin and mucus membrane depends upon______________?
comments icon0

A. The relative proportion of reduced and oxygenated hemoglobin

B. Thickness of the skin

C. The absolute amount of reduced hemoglobin

D. Fragility of capillaries

6947. Histamine stimulate the secretion of_______________?
comments icon0
A. HCL by stomach

B. Pancreatic enzymes

C. Amylase by salivary gland

D. Gastrin by stomach

6948. Aldosterone secretion is increased when there is a fall in____________?
comments icon0

A. Plasma K+

B. Plasma Na+

C. pH of the plasma

D. Angiotensin II level

6949. The best stimulator of respiratory center is____________?
comments icon0
A. Increase in arterial carbon dioxide level

B. Decrease in arterial carbon dioxide level

C. Increase in arterial oxygen level

D. None of the above

6950. The final sugars in intestinal chyme are____________?
comments icon0

A. Ribose & xylulos

B. Glucose & fructose

C. Ribose & mannose

D. Xylulose & fructose