Endocrine System

Question 1

What is the primary function of the endocrine system?

Answer 1

To regulate various bodily functions through hormones.

Question 2

True or False: The endocrine system uses hormones to communicate between different parts of the body.

Answer 2

True

Question 3

Which gland is known as the ‘master gland’ of the endocrine system?

Answer 3

The pituitary gland.

Question 4

Fill in the blank: Hormones are secreted directly into the __________.

Answer 4

bloodstream.

Question 5

What are the two main types of hormones?

Answer 5

Steroid hormones and peptide hormones.

Question 6

Which hormone is primarily responsible for regulating metabolism?

Answer 6

Thyroid hormones (T3 and T4).

Question 7

What gland produces insulin?

Answer 7

The pancreas.

Question 8

Multiple choice: Which of the following is NOT an endocrine gland?
A) Thyroid
B) Adrenal
C) Kidney
D) Pituitary

Answer 8

C) Kidney

Question 9

True or False: The adrenal glands are located on top of the kidneys.

Answer 9

True

Question 10

What is the role of cortisol in the body?

Answer 10

To help manage stress and regulate metabolism.

Question 11

Which hormone is responsible for the fight-or-flight response?

Answer 11

Adrenaline (epinephrine).

Question 12

Fill in the blank: The __________ gland regulates the body’s circadian rhythms.

Answer 12

pineal.

Question 13

What is the function of the hypothalamus in the endocrine system?

Answer 13

To link the nervous system to the endocrine system and regulate hormone release.

Question 14

Multiple choice: Which hormone is primarily involved in water balance?
A) Oxytocin
B) Antidiuretic hormone (ADH)
C) Glucagon
D) Estrogen

Answer 14

B) Antidiuretic hormone (ADH)

Question 15

True or False: The pancreas has both endocrine and exocrine functions.

Answer 15

True

Question 16

What is the main effect of growth hormone?

Answer 16

To stimulate growth, cell reproduction, and regeneration.

Question 17

Fill in the blank: Estrogen and testosterone are examples of __________ hormones.

Answer 17

sex.

Question 18

Which hormone regulates blood sugar levels?

Answer 18

Insulin.

Question 19

Multiple choice: Which endocrine gland is involved in the immune response?
A) Thyroid
B) Thymus
C) Adrenal
D) Pituitary

Answer 19

B) Thymus

Question 20

What does the term ‘homeostasis’ refer to in the context of the endocrine system?

Answer 20

The maintenance of a stable internal environment.

Question 21

Pituitary Pregnancy Adaptations

Answer 21

• produces prolactin for lactation
• increases in size due to oestrogen
• causes hyperpigmentation of the skin
• oxytocin increases from

Question 22

What does the endocrine system consist of?

Answer 22

A series of glands that produce and secrete hormones

The endocrine system plays a crucial role in regulating various bodily functions.

Question 23

What is the function of the Thyroid Gland?

Answer 23

Affects metabolism

The thyroid gland produces hormones that regulate the body’s metabolic rate.

Question 24

What do the Adrenal Glands help trigger?

Answer 24

Fight or flight response

The adrenal glands release hormones such as adrenaline during stressful situations.

Question 25

What is regulated by the Parathyroid glands?

Answer 25

Calcium levels in the blood ## Footnote The parathyroid glands secrete hormones that control calcium metabolism.

Question 26

What hormones do the Testes secrete?

Answer 26

Male sex hormones ## Footnote Testosterone is the primary male sex hormone produced by the testes.

Question 27

What is the function of the Pancreas in the endocrine system?

Answer 27

Regulates blood sugar levels ## Footnote The pancreas produces insulin and glucagon, which are crucial for glucose homeostasis.

Question 28

What hormones do the Ovaries secrete?

Answer 28

Female sex hormones ## Footnote Estrogen and progesterone are the primary female sex hormones produced by the ovaries.

Question 29

Thyroid Gland

Answer 29

Affects metabolism

Question 30

Parathyroids

Answer 30

Regulate levels of calcium in the blood

Question 31

Testis

Answer 31

Secrete male sex hormones

Question 32

Hypothalamus

Answer 32

Brain region controlling the pituitary gland

Question 33

Adrenal glands

Answer 33

Help to trigger fight or flight response

Question 34

Pancreas

Answer 34

Regulates levels of sugar in blood

Question 35

Pituitary gland

Answer 35

Secrets hormones which affect other glands/organs

Question 36

Ovaries

Answer 36

Secrete female sex hormones

Question 37

What is a key part of homeostasis?

Answer 37

Negative feedback ## Footnote Negative feedback helps maintain stable internal conditions by counteracting changes.

Question 38

What happens when there is a change in the body's internal environment?

Answer 38

It is detected by receptors. ## Footnote Receptors play a crucial role in monitoring internal conditions.

Question 39

Which systems work together to return the body to its set point?

Answer 39

CNS and Endocrine systems ## Footnote The Central Nervous System (CNS) and Endocrine systems coordinate responses to maintain homeostasis.

Question 40

What is the set point?

Answer 40

The point at which the condition is at its optimum. ## Footnote The set point is the ideal level for various physiological parameters.

Question 41

What hormones are produced by the posterior pituitary?

Answer 41

* Oxytocin * Vasopressin/Antidiuretic Hormone (ADH) ## Footnote The posterior pituitary is responsible for the storage and release of these hormones, which are synthesized in the hypothalamus.

Question 42

What hormones are produced by the anterior pituitary?

Answer 42

АСТН Adrenocorticotrophin Prolactin TSH thyroid stimulating hormone LH FSH GH

Question 43

Put these in order: 1. Change detected 2. Conditions returned to set point 3. Conditions in body change from set point 4. Corrective mechanisms switched off 5. Corrective mechanisms activated

Answer 43

3, 1, 5, 2, 4