A. Have increased excitability
B. Have to nodes of Ranvier
C. Have no power of regeneration
D. Have no association of Schwann cells
✅ The correct answer is option B. Have to nodes of Ranvier.
Physiology Mcqs
The largest function of the total peripheral resistance is due to _________________?
A. Venules
B. Arterioles
C. Capillaries
D. Precapillary sphincters
✅ The correct answer is option B. Arterioles.
The reabsorption of sodium chloride is increased in proximal convoluted tubules by hormones secreted from______________?
A. Anterior pituitary
B. Posterior pituitary
C. Adrenal cortex
D. Adrenal medulla
✅ The correct answer is option C. Adrenal cortex.
The only sugar normally absorbed in the intestine against a concentration gradient is_____________?
A. Xylose
B. Mannose
C. Glucose
D. Galactose
✅ The correct answer is option C. Glucose.
The first physiological response to high environmental temperature is_______________?
A. Sweating
B. Vasodilatation
C. Decrease heat production
D. Non- shivering thermogenesis
✅ The correct answer is option B. Vasodilatation.
Function of GABA on CNS is_______________?
A. Neuronal inhibition
B. Neuronal activation
C. Glial cell inhibition
D. Glial cell activation
✅ The correct answer is option A. Neuronal inhibition.
Regarding Golgi tendon organ true is ______________?
A. Senses dynamic length of muscle
B. Involved in reciprocal innervation
C. a- motor neuron stimulation
D. Sense muscle tension
✅ The correct answer is option D. Sense muscle tension.
Excess of cortisol causes______________?
A. Conn’s syndrome
B. Cushing ‘s syndrome
C. Acromegaly
D. Diabetes insipidus
✅ The correct answer is option B. Cushing ‘s syndrome.
Regulated bone growth through puberty occurs through__________________?
A. Endophyseal plates
B. Ectophyeseal plates
C. Epiphyseal plates
D. Chondrophyseal plates
✅ The correct answer is option B. Ectophyeseal plates.
Carbon monoxide poisoning causes_______________?
A. Hypoxic hypoxia
B. Oxygen dissociation curve shifts to left
C. Cyanosis
D. Diffusion capacity of lungs decreases
✅ The correct answer is option B. Oxygen dissociation curve shifts to left.