Match each item in Column I with one item in Column II and chose your answer from the codes given below:
Column I Column II
I. Otoconia 1. Nasal epithelium
II. Bowman’s gland 2. Utricle
III. Cupula 3. Scala media
IV. Endolymph 4. Semi-circular canals
Codes:
I II III IV
A. 1 2 3 4
B. 2 1 4 3
C. 2 1 3 4
D. 1 2 4 3
Identify the correct statement regarding the following diagram:
1. B and F are filled with endolymph
2. C is filled with perilymph
3. Hair cells press against E to generate nerve impulses
4. D is the sensory organ of hearing and has auditory receptors
A major coordinating center for sensory and motor signaling in the human brain is shown in the given sagittal section by the letter:
1. A
2. B
3. C
4. D
In the resting stage, the axonal membrane:
1. is more permeable to sodium than to potassium ions
2. is more permeable to potassium than to sodium ions
3. is equally permeable to both sodium and potassium ions
4. is impermeable to both sodium and potassium ions
Sympathetic stimulation would lead to all of the following except:
1. Dilation of pupil
2. Bronchoconstriction
3. Increased heart rate
4. Decreased gland secretions
Which layer of human retina stores Vitamin A?
1. Pigment layer
2. Rods
3. Layer of bipolar cells
4. Inner plexiform layer
Which region of the diencephalon controls the ANS and endocrine system and body temperature?
1. epithalamus
2. hypothalamus
3. thalamus
4. infundibulum
The autonomic division of the peripheral nervous system does not innervate:
1. visceral organs
2. exocrine glands
3. skeletal muscle
4. endocrine glands
The reflex arc ends at:
1. sensory neuron
2. motor neuron
3. effector
4. receptor
The brain stem does not include:
1. medulla
2. pons
3. midbrain
4. cerebral cortex