Goosebumps: Help! I Have Strange Powers

What is the scientific term for the body's reaction to cold that causes 'goosebumps'?

• Piloerection

• Vasodilation

• Thermoregulation

• Homeostasis

Which part of the nervous system is responsible for the 'fight or flight' response that can cause goosebumps?

• Central Nervous System

• Peripheral Nervous System

• Autonomic Nervous System

• Somatic Nervous System

Goosebumps are caused by the contraction of which type of muscle?

• Skeletal muscle

• Smooth muscle

• Cardiac muscle

• Voluntary muscle

Which hormone is primarily responsible for the 'fight or flight' response?

• Insulin

• Adrenaline

• Cortisol

• Melatonin

What is the primary function of goosebumps in animals?

• To regulate body temperature

• To make the animal appear larger

• To aid in digestion

• To improve hearing

In humans, goosebumps are considered a vestigial reflex. What does 'vestigial' mean in this context?

• A fully functional trait

• A trait that has lost its original function

• A newly evolved trait

• A trait that is harmful

Which of the following is an example of a vestigial structure in humans?

• Appendix

• Heart

• Liver

• Lungs

Tags

NGSS.MS-LS4-2

What is the role of the arrector pili muscle in the formation of goosebumps?

• It relaxes to flatten the hair

• It contracts to raise the hair

• It secretes oil to the skin

• It produces sweat

Which scientific principle explains why hair stands up when you have goosebumps?

• Magnetism

• Static electricity

• Thermal expansion

• Muscle contraction

What is the evolutionary advantage of having goosebumps for early humans?

• Improved vision

• Enhanced smell

• Increased warmth

• Better digestion

Tags

NGSS.MS-LS4-2