Form 2 Science Chapter 1 (The 5 Sensory Organs)(Skin And Nose)

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| By Easter

Easter

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Quizzes Created: 1 | Total Attempts: 645

Questions: 6 | Attempts: 645 | Updated: Mar 17, 2023

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Just try your best to do it. . Shows how much u understand. . Pls try nt to see books.

Questions and Answers

1.

How many sensory organ do we have?
- A.
  
  4
- B.
  
  6
- C.
  
  3
- D.
  
  5
Correct Answer
D. 5

Explanation
We have five sensory organs: eyes for vision, ears for hearing, nose for smell, tongue for taste, and skin for touch. Each organ plays a crucial role in receiving and interpreting different types of sensory information from the environment. These sensory organs enable us to perceive and interact with the world around us, making them essential for our daily functioning and experiences.

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1
0
2.

What is our largest organ in the entire body?
- A.
  
  Skin
- B.
  
  Tongue
- C.
  
  Ear
Correct Answer
A. Skin

Explanation
The skin is the largest organ in the entire body. It covers and protects the body, acting as a barrier against pathogens, UV radiation, and physical injuries. It helps regulate body temperature, stores fat, and contains sensory receptors that allow us to feel touch, pressure, and pain. The skin also plays a role in the production of vitamin D and the excretion of waste products through sweat. Overall, the skin is a vital organ that performs numerous functions essential for our well-being.

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3.

Is it true that skin can detect 5 types of stimulus?
- A.
  
  True
- B.
  
  False
Correct Answer
A. True

Explanation
The skin is capable of detecting five types of stimulus, which include touch, pressure, temperature, pain, and vibration. These sensations are detected by specialized receptors in the skin called mechanoreceptors, thermoreceptors, nociceptors, and proprioceptors. These receptors send signals to the brain, allowing us to perceive and respond to different stimuli. Therefore, it is true that the skin can detect five types of stimulus.

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4.

Please list out 1 of the three layer from the skin.

Correct Answer
epidermis layer
dermis layer
fatty layer

Explanation
The skin is composed of three main layers: the epidermis, dermis, and subcutaneous (fatty) layer. The epidermis is the outermost layer of the skin and acts as a protective barrier against external factors. The dermis is located beneath the epidermis and contains blood vessels, nerves, and hair follicles. The subcutaneous layer, also known as the fatty layer, is the deepest layer of the skin and is responsible for insulation and cushioning.

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4
5.

Where is our nose receptor?
- A.
  
  Our nose receptor is above the nasal cavity
- B.
  
  Our nose receptor is below the nasal cavity
- C.
  
  We don't have a nose receptor
Correct Answer
A. Our nose receptor is above the nasal cavity

Explanation
The correct answer is that our nose receptor is above the nasal cavity. This is because the nose receptor, also known as the olfactory epithelium, is located in the upper part of the nasal cavity. It contains specialized cells called olfactory sensory neurons that are responsible for detecting and transmitting smells to the brain.

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6.

Is it true that when you are having a serious block nose u can't really smell anything
- A.
  
  True
- B.
  
  False
Correct Answer
A. True

Explanation
yes! because the mucus in our nose became a lot, when we smell, the chemical will dissolve in our mucus before it can even reach our nose receptor.

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Current Version
Mar 17, 2023

Quiz Edited by
ProProfs Editorial Team
Mar 01, 2011

Quiz Created by
Easter

Form 2 Science Chapter 1 (The 5 Sensory Organs)(Skin And Nose)

How many sensory organ do we have?

What is our largest organ in the entire body?

Is it true that skin can detect 5 types of stimulus?

Please list out 1 of the three layer from the skin.

Where is our nose receptor?

Is it true that when you are having a serious block nose u can't really smell anything