1st Year Physiology
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Being that you are a first-year physiology student, you must have been introduced to the basics on physiology. Do you believe that you were super attentive in class? The quiz below is based on basic cell epithelial and connective tissue, AP, nerves, muscle, brain, and blood. Give it a shot and test what you understood throughout your first year on the subject.
- 1.Which of the following is NOT TRUE of pacinian corpuscle
- A.
It consists of layered structure resembling a onion
- B.
It is a slowly adapting receptor
- C.
It is a rapidly adapting receptor
- D.
They detect pressure
- E.
They are found subcutaneous
- 2.Arrange in correct sequence for reflex arc1. sensory neurons2. motor neurons3. integration centre4. effectors5 receptors
- A.
5,1,3,2,4
- B.
1,3,4,5,2
- C.
2,4,3,1,5,
- D.
5,4,3,2,1,
- E.
3,2,4,5,1
- 3.Sensory neurons are
- A.
Are afferent neurons
- B.
Take impulses to CNS
- C.
Are efferent neurons
- D.
Take impulses away from the CNS
- E.
Both A and B are correct
- 4.How many pairs of spinal nerves emerge from spinal cord
- A.
12
- B.
18
- C.
31
- D.
35
- E.
26
- 5.If the anterior root of the spinal nerve were cut what would be the result in the regions supplied by that spinal nerve.
- A.
Complete loss of movement
- B.
Complete loss of sensation
- C.
Complete loss sensation and movement
- D.
Complete loss of sensation, movement and autonomic control of blood vessels and sweat glands
- 6.Starting from top of spinal cord in what order do different regions of cord occur
- A.
Sacral - thoracic - lumbar - cervical
- B.
Sacral - lumbar - cervical - thoracic
- C.
Cervical - thoracic - lumbar - sacral
- D.
Thoracic - lumbar - cervical - sacral
- 7.Which of the following is inaccurate
- A.
There are 8 pairs of cervical spinal nerves
- B.
There are 5 pairs of lumbar spinal nerves
- C.
There are 12 pairs of thoracic spinal nerves
- D.
There are 5 pairs of sacral spinal nerves
- E.
There are 5 pairs of coccygeal spinal nerves
- 8.The sensory receptors which participate in the knee jerk are
- A.
Tendons
- B.
Cutaneous receptors
- C.
Muscle spindles
- D.
Pressure receptors
- 9.Which of the following areas of the brain is often called the relay station for somatosensory information?
- A.
The hypothalamus
- B.
The cerebellum
- C.
The spinal cord
- D.
The brain stem
- E.
The thalamus
- 10.Which of the following cells form myelin sheaths in the peripheral nervous system
- A.
Oligodendrocytes
- B.
Satellite cells
- C.
Schwann cells
- D.
Astrocytes
- 11.Which is the largest part of the human brain?
- A.
Cerebrum
- B.
Cerebellum
- C.
Medulla
- D.
Thalamus
- 12.What sensory information is carried in the posterior or dorsal column pathway
- A.
Pressure and vibration,,
- B.
Proprioception
- C.
Two-point discrimination
- D.
discriminative touch
- E.
All the above
- 13.Sensory information from receptors in the body travel up the spinal cord to the brain along which main routes
- A.
Tectospinal and spinothalamic
- B.
Pyramidal and extrapyramidal
- C.
Spinothalamic and posterior column tract
- D.
Vestibulospinal and posterior column tract
- E.
Tectospinal, pyramidal and spinothalamic
- 14.Which nerve pathways convey impulses that maintain muscle tone and posture
- A.
Corticospinal pathway
- B.
Dorsal column pathway
- C.
Extrapyramidal pathway
- D.
Spinothalamic pathway
- 15.The vagus nerve is the ----------- cranial nerve
- A.
10th
- B.
8th
- C.
6th
- D.
1st
- E.
9th
- 16.The phase of mitosis in which the single stranded chromosomes move to opposite sites of the cell is ?
- A.
Prophase
- B.
Metaphase
- C.
Telophase
- D.
Anaphase
- E.
Interphase
- 17.What would be normal latency of the knee jerk
- A.
100ms
- B.
1s
- C.
250ms
- D.
10ms
- E.
35ms
- 18.The following is a description of the function of which part of the brain. Coordination of movement and speech, control of balance and posture and control of eye movement
- A.
Motor cortex
- B.
Basal ganglia
- C.
Medulla
- D.
Cerebellum
- E.
Thalamus
- 19.The vital centre for the control of heart beat, respiration and blood vessels diameter are located in the
- A.
Thalamus
- B.
Cerebrum
- C.
Brainstem
- D.
Cerebellum
- 20.With reference to blood supply to the brain what proportion of the cardiac output does the brain receive?
- A.
10%
- B.
20%
- C.
50%
- D.
5%
- 21.If the normal diploid number for a particular animal is 16: at the end of telophase of the second meiotic division how many chromosomes will be present in the cells that have undergone meiotic division?
- A.
8
- B.
12
- C.
32
- D.
16
- E.
24
- 22.What is likely to delay wound healing
- A.
Chronic illness
- B.
Poor nutritional status
- C.
Infection
- D.
peripheral vascular disease
- E.
All the above
- 23.List 4 signs of inflammation?
- A.
Redness
- B.
Pain
- C.
Heat
- D.
Swelling
- E.
Bleeding
- 24.The stage in mitosis where the nucleoli are disappearing and the chromosomes are appearing is called
- A.
Prophase
- B.
Metaphase
- C.
Anaphase
- D.
Telophase
- E.
Interphase
- 25.In most people the right cerebral hemisphere controls movement
- A.
Of the right side of body primarily
- B.
On the left side of the body primarily
- C.
Of both the right and left sides of body equally
- D.
Of head and neck
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