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Endocrine System Review

Total questions: 35

Worksheet time: 20mins

Name
Class
Date
1.

Which of the following is caused by a lack of iodine:

a)

tetany

b)

goiter

c)

diabetes insipidus

d)

Parkinson's disease

2.

Increased level of Growth Hormone after long bone growth development has ceased leads to which of the following:

a)

tetany

b)

gigantism

c)

acromegaly

d)

hirsutism

3.
A goiter is an enlargement of what gland?
a)
Pituitary
b)
Adrenal
c)
Mammary
d)
Thyroid
4.
Which of the following anterior pituitary hormones stimulates growth of long bones?
a)
Prolactin
b)
Thyrotropin
c)
Adrenocorticotropic hormone
d)
Human growth hormone
5.
Glands located on the kidneys that regulate the use of carbohydrates and salt, and prepare the body for emergencies.
a)
Thyroid gland
b)
Pancreas
c)
Adrenal glands
d)
Ovaries/testes
6.
What is an Hormone?
a)
Substance produced in one part of an organism that affects another part of the organism
b)
Cells that has an receptor for a particular hormone
c)
Cells that pick up on a particular hormones through receptor
d)
Steroids that cause the abnormal actions in hormones
7.
What are the functions of the Pancreatic hormones?
a)
Reduce or increase blood sugar levels
b)
Increase blood calcium levels
c)
Increase blood pressure
d)
Decrease rate of metabolism
8.

Endocrine glands secrete _

a)

Hormones

b)

Neurotransmitters

c)

A wide range of chemical substances

9.

What is the endocrine system?

a)

A system of vessels that circulates blood around the body.

b)

A group of bones and tissue that provides support and structure for the body.

c)

A group of glands that work together with the nervous system to coordinate all body functions

d)

A group of organs that is responsible for eliminating wastes.

10.

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.

11.

The "master gland" is known as the __________________.

a)

thyroid gland.

b)

adrenal gland.

c)

pancreas.

d)

pituitary gland.

12.
The gland that stimulates body metabolism
a)
Thyroid
b)
testes
c)
ovary
d)
adrenal
13.

The adrenal glands release adrenaline to help the body regulate _________________.

a)

diseases

b)

body temperature.

c)

stress.

d)

hormones.

14.

Which of the following are chemicals that travel in the blood and cause changes in different parts of the body?

a)

Hormones

b)

Glands

c)

Parathyroid

d)

Adrenal Gland

15.

The response to stress is called

a)

Stay or Stray Response

b)

Fight or Stay Response

c)

Flee or Stray Response

d)

Fight or Flight Response

16.

Which term refers to the body's use of energy for energy and growth?

a)

Excretion

b)

Metabolism

c)

Digestion

d)

Respiration

17.

Feedback loops are important because they allow organisms and the environment to

a)

change based on new inputs

b)

fall apart

c)

change based on new outputs

d)

maintain balance

18.
If the environment gets cold, we will often shiver in order to:
a)
keep body temperature the same as the external temperature
b)
decrease body temperature
c)
increase body temperature
d)
regulate blood pressure
19.

Cells that have receptors for a particular hormone.

a)

gland cells

b)

neurons

c)

hormones

d)

target cells

20.

As you get dehydrated, your blood becomes thicker and harder to pump. Your kidneys will respond by stopping urine production, sending the water from urine into your bloodstream to thin your blood back to normal level. This is an example of what type of feedback?

a)

Positive Feedback Response

b)

Negative Feedback Loop

21.

If the calcium in your blood decreases below homeostasis levels, a gland in the brain will sense the decrease and send a chemical message to your bones. Your bones will release calcium into the blood, bringing blood calcium levels back up. This is an example of what type of feedback?

a)

Positive Feedback Response

b)

Negative Feedback Loop

22.

When you get cut, your skin cells release hormones that signal platelets to come and stop the bleeding. Platelets then release more hormones that signal even more platelets to help stop bleeding. The hormone signals continue until the cut is closed. This is an example of what type of feedback?

a)

Positive Feedback Response

b)

Negative Feedback Loop

23.
The two types of feedback systems that help organisms maintain homeostasis are:
a)
positive and negative 
b)
receptor and effector
c)
static and dynamic
d)
minor and major
24.
Negative Feedback Loops:
a)
amplify processes
b)
prevent small changes from getting larger
c)
are initiated during childbirth
d)
are found only in plants
25.
The "effect" of a given stimulus is the...
a)
response
b)
stimulus
c)
cause
d)
result
26.
The "cause" for something to happen is the
a)
response
b)
effect
c)
stimulus
d)
homeostasis
27.

What structure is this?

a)

Pancreas

b)

Thyroid

c)

Parathyroid

d)

Adrenal glands

28.

The process by which an organism’s internal environment is kept stable in spite of changes in the external environment.

a)

Positive Feedback

b)

Negative Feedback

c)

Homeostasis

d)

Targeted Cells

29.

Letter J is pointing to

a)

Ovaries

b)

Pineal Gland

c)

Adrenal

d)

Testes

30.
Letter I is pointing to
a)
Testes
b)
Oviducts
c)
Ovaries
d)
Adrenals
31.
An organ that produces secretions called hormones is known as a :
a)
chemical
b)
gland
c)
hormone
d)
duct
32.

Adrenalin can speed up your heart rate, help you get more oxygen and widen your pupils so you can see better?

a)

True

b)

False

33.

Most glands DO NOT depend on the pituitary gland to tell them when to release hormones.

a)

True

b)

False

34.

When insulin is not being produced or when insulin cannot be used properly, glucose builds up in the blood is known as:

a)

Cancer

b)

Diabetes

c)

Stress

d)

Kidney Failure

35.

Together, both glucagon and insulin help:

a)

maintain homeostasis

b)

maintain blood glucose levels

c)

keep the body from an energy crisis

d)

All of the above