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Endocrine System

Total questions: 11

Worksheet time: 5mins

Name
Class
Date
1.

What are hormones?

a)

Chemical messengers produced by glands in the endocrine system.

b)

Chemical signals produced by the nervous system.

c)

Proteins that help with digestion.

d)

Substances that regulate body temperature.

2.

What is the function of the hormone leptin?

a)

It suppresses (pushes down) hunger. Signals that you are full.

b)

Leptin is a hormone that increases hunger.

c)

It helps you sleep.

d)

It is the bonding, or "love" hormone.

3.

Norepinephrine, the neurotransmitter, is very similar to which hormone?

a)

thyroxine and triiodothyronine

b)

adrenaline

c)

insulin and glucagon

d)

estrogen and progesterone

4.

What is the role of oxytocin?

a)

It is a bonding hormone, plays a role in attachment.

b)

It regulates blood sugar level.

c)

It helps repair tissues.

d)

It aids in the fight or flight response.

5.

Hormones are chemical messengers that are released directly into the bloodstream.

a)

False

b)

Hormones are released into the digestive system

c)

Hormones are released into the nervous system

d)

True

6.

When your stomach growls, which hormone is in charge of making that happen?

a)

estrogen

b)

hgh

c)

ghrelin

d)

oxytocin

7.

Which gland helps with physical growth (both height and muscle?)

a)

pineal

b)

ovaries

c)

pituitary

d)

pancreas

8.

What is the main function of the endocrine system?

a)

It creates chemicals, or hormones, that are sent around the body to maintain homeostasis.

b)

It creates electrical messages that are sent around the body to maintain homeostasis.

c)

It maintains the correct level of oxygen in the body to maintain homeostasis.

d)

It releases waste from the body to maintain homeostasis.

9.

What hormone triggers sleepiness within humans?

a)

thyroxine

b)

insulin

c)

glycogon

d)

melatonin

10.

Secreted by fat cells, which hormone causes the brain to increase metabolism and decrease hunger.

a)

Insulin

b)

Leptin

c)

Glucagon

d)

ADH

11.

Secreted by the STOMACH, this sends the message "Im hungry" to the brain.

a)
Leptin
b)
Orexin
c)
PYY
d)
Ghrelin