Question 1

Describe the phototransduction process.

Accepted Answer

The answer of Describe the phototransduction process....

Question 2

Match the eye disorders, labelled a. through i., with their descriptions. (Options may be used more than once or not at all.)
-increased intraocular pressure

Accepted Answer

A) colour blindness 
B) night blindness 
C) glaucoma 
D) hyperopia 
E) diplopia
F)presbyopia
G)myopia
H)cataract
I)astigmatism

Question 3

The ganglia of ____________________ fibres of the autonomic nerve pathway are located in the central nervous system.

Accepted Answer

The answer of The ganglia of ____________________ fibres of the...

Question 4

The vestibular nuclei provide output important in maintaining balance and posture.

Accepted Answer

A) True 
 B)False

Question 5

Match the part of the autonomic nervous system, labelled a. through d., with its description(s). (Options may be used more than once or not at all.)
-innervates skeletal muscle

Accepted Answer

A) sympathetic nervous system 
B) parasympathetic nervous system 
C) both sympathetic and parasympathetic nervous system 
D) neither sympathetic nor parasympathetic nervous system

Question 6

Which of these statements best describes parasympathetic postganglionic fibres

Accepted Answer

A) They arise from the ganglion chain located along either side of the spinal cord. 
B) They are cholinergic fibres. 
C) They secrete norepinephrine. 
D) They are longer than preganglionic fibres.

Question 7

Which of the following best describes the visual pathway

Accepted Answer

A) The fibres from the lateral halves of both retinas cross at the optic chiasm. 
B) The optic nerve carries information from the lateral half of one retina and the medial half of the other retina. 
C) The optic nerve carries information from both the lateral half and the medial half of the retina of the same eye. 
D) The optic nerve carries information from the medial half of one retina and the lateral half of the other retina.

Question 8

Match the part of the autonomic nervous system, labelled a. through d., with its description(s). (Options may be used more than once or not at all.)
-preganglionic fibre that secretes acetylcholine

Accepted Answer

A) sympathetic nervous system 
B) parasympathetic nervous system 
C) both sympathetic and parasympathetic nervous system 
D) neither sympathetic nor parasympathetic nervous system

Question 9

Which of these statements describes the motor end plate

Accepted Answer

A) It contains receptor sites that are capable of binding curare. 
B) It contains the neurotransmitter acetylcholine on its membrane. 
C) It experiences an increase in permeability to cations when combined with acetylcholine. 
D) It is a junction between two motor neurons.

Question 10

Which of these pairs is NOT correctly associated

Accepted Answer

A) cochlear duct and endolymph 
B) malleus and inner ear 
C) organ of Corti and hair cells 
D) scala tympani and perilymph

Question 11

The stapes is attached to the round window.

Accepted Answer

A) True 
 B)False

Question 12

The inner ear is involved only with hearing.

Accepted Answer

A) True 
 B)False

Question 13

All preganglionic autonomic neurons secrete ___________________.

Accepted Answer

A) epinephrine 
B) acetylcholine 
C) nicotine 
D) dopamine

Question 14

The function of the eustachian tube is to provide a drainage path for the fluid in the middle ear.

Accepted Answer

A) True 
 B)False

Question 15

Most innervated blood vessels receive only sympathetic nerve fibres.

Accepted Answer

A) True 
 B)False

Question 16

Rapid reduction in sensitivity to a new odour results from rapid adaptation of the olfactory receptors.

Accepted Answer

A) True 
 B)False

Question 17

Which is the first structure to intercept light as it enters the eye

Accepted Answer

A) aqueous humour 
B) retina 
C) lens 
D) cornea

Question 18

Match the terms, labelled a. through c., with their descriptions. (Options may be used more than once or not at all.)
-measured in decibels

Accepted Answer

A) timbre (quality) 
B) pitch (tone) 
C) intensity of a sound wave (loudness)

Question 19

Sensory information from the skeletal muscles enters the central nervous system by visceral efferent neurons.

Accepted Answer

A) True 
 B)False

Question 20

Which of these statements applies to the optic tracts

Accepted Answer

A) They carry information from the lateral halves of both retinas. 
B) They carry information from the medial halves of both retinas. 
C) They carry information from the lateral half of the retina on the opposite side, and the medial half of the retina on the same side. 
D) They carry information from the lateral half of the retina on the same side, and the medial half of the retina on the opposite side.

Exam 4: The Peripheral Nervous System: Sensory, Autonomic, Somatic

Describe the phototransduction process.

Match the eye disorders, labelled a. through i., with their descriptions. (Options may be used more than once or not at all.) -increased intraocular pressure

The ganglia of ____________________ fibres of the autonomic nerve pathway are located in the central nervous system.

The vestibular nuclei provide output important in maintaining balance and posture.

Match the part of the autonomic nervous system, labelled a. through d., with its description(s) . (Options may be used more than once or not at all.) -innervates skeletal muscle

Which of these statements best describes parasympathetic postganglionic fibres

Which of the following best describes the visual pathway

Match the part of the autonomic nervous system, labelled a. through d., with its description(s) . (Options may be used more than once or not at all.) -preganglionic fibre that secretes acetylcholine

Which of these statements describes the motor end plate

Which of these pairs is NOT correctly associated

The stapes is attached to the round window.

The inner ear is involved only with hearing.

All preganglionic autonomic neurons secrete ___________________.

The function of the eustachian tube is to provide a drainage path for the fluid in the middle ear.

Most innervated blood vessels receive only sympathetic nerve fibres.

Rapid reduction in sensitivity to a new odour results from rapid adaptation of the olfactory receptors.

Which is the first structure to intercept light as it enters the eye

Match the terms, labelled a. through c., with their descriptions. (Options may be used more than once or not at all.) -measured in decibels

Sensory information from the skeletal muscles enters the central nervous system by visceral efferent neurons.

Which of these statements applies to the optic tracts