Mechanical Senses (Touch and Temp)

What do you call the bottom most layer of your skin that senses touch?

• hair

• nails

• dermis

• drumming

Choose all answers that apply, there will be more than one correct answer.

What are the four common receptors of touch?

• Heat

• Cold

• Pain

• Pressure

Tags

NGSS.MS-LS1-8

Nerve endings are responsible for sending messages to your ____________ when it is exposed to a particular type of stimulus.

• hand

• brain

• lips

• dermis

Tags

NGSS.MS-LS1-3

True or False?

Some parts of your body may contain more of one type of receptor than the rest of your body.

• TRUE

• FALSE

Tags

NGSS.MS-LS1-8

What do you call an automatic action your body does in response to something?

• Thought

• Nervous System

• Sense of Touch

• Reflex

TRUE or FALSE?

Reflexes must have signals sent to the brain before your body can react.

• TRUE

• FALSE

Tags

NGSS.MS-LS1-8

What does DTR stand for

• Doctor Tapping Right leg

• Don't Touch Repeatedly

• Duck, Toad, Rabbit

• Deep Tendon Reflex

During the lab activity station #3 part B we observed a person's leg kick out slightly when tapped just below the knee cap. This happened because?

• a tendon gets stretched that stretches your thigh muscle. A message is sent to the spinal cord that it was stretched, immediately the spinal cord sends a message back to contract the thigh muscle.

• a tendon gets stretched that stretches your thigh muscle. A message is sent to the spinal cord that it was stretched, immediately the brain sends a message back to contract the thigh muscle.

• When your leg gets hit your brain thinks you are under attack and you try to kick away the threat.

• Your brain detects the sense of touch and your muscle automatically respond.

Why are reflexes like the one in your knee important?

• They are fun to test

• They help your brain to work harder

• They allow you to think about your actions

• They allow you to respond quickly to keep you safe

Tags

NGSS.MS-LS1-8

Why do you think doctors need to check your reflexes?

• They want to know how fast you are

• They are checking the health of your immune system

• They are checking the health of your nervous system

• They want to see how smart you are