endocrine system

Question 1

hormones affect only specific…

Answer 1

target cells

Question 2

chemically, hormones are either…

Answer 2

lipid soluble or water soluble

Question 3

what is the pituitary glands ‘master’

Answer 3

hypothalamus

Question 4

the thyroid gland is butterfly-shaped and is located just below the…

Answer 4

larynx (voice box)

Question 5

the pancreas has both endocrine and exocrine functions. true or false

Answer 5

true

Question 6

glucagon increases…

Answer 6

blood glucose levels

Question 7

Thyroid stimulating hormone is secreted by which gland?
the pituitary gland
the hypothalamus
the pancreas

Answer 7

the pituitary gland

Question 8

Where is testosterone produced?
the thyroid gland
the testes
the ovaries

Answer 8

the testes

Question 9

Which gland in the brain secretes antidiuretic hormone (ADH)?
the hypothalamus
the parathyroid gland
the pituitary gland

Answer 9

the pituitary gland

Question 10

Which gland in the brain secretes antidiuretic hormone (ADH)?
the hypothalamus
the parathyroid gland
the pituitary gland

Answer 10

the pituitary gland

Question 11

How do hormones in the endocrine system move around the body?
via the circulatory system
through ducts at target sites
via the nervous system

Answer 11

via the circulatory system

Question 12

Where are the adrenal glands located?
on top of the kidneys
underneath the kidneys
next to the pancreas

Answer 12

on top of the kidneys

Question 13

Adrenaline is secreted from …
the salivary glands
the adrenal glands
the parathyroid glands

Answer 13

the adrenal glands

Question 14

Which of these is NOT an endocrine function of the pancreas?
the secretion of glucagon
the secretion of insulin
the secretion of pancreatic amylase

Answer 14

the secretion of pancreatic amylase

Question 15

What type of hormone is testosterone?
a steroid hormone
a protein hormone
a neurotransmitter

Answer 15

a steroid hormone

Question 16

The beta cells in the pancreas secrete which hormone?
antidiuretic hormone
insulin
glucagon

Answer 16

insulin

Question 17

Where is the pituitary gland located?
in the gonads
in the brain
in the throat

Answer 17

in the brain

Question 18

Which reflex is adrenaline most often associated with?
the patellar reflex
the gag reflex
the fight or flight reflex

Answer 18

the fight or flight reflex

Question 19

What is the name given to absolute insulin deficiency?
type 1 diabetes mellitus
type 2 diabetes mellitus
hyperthyroidism

Answer 19

type 1 diabetes mellitus

Question 20

Antidiuretic hormone is secreted in response to …
decreased blood glucose levels
reduced plasma volume (dehydration)
increased plasma volume (over hydration)

Answer 20

reduced plasma volume (dehydration)

Question 21

Which hormone increases blood glucose levels?
insulin
antidiuretic hormone
glucagon

Answer 21

glucagon

Question 22

Where are the parathyroid glands located?

in front of the thyroid gland
in the brain
behind the thyroid gland

Answer 22

behind the thyroid gland

Question 23

What is one of the main roles of thyroxin?

to increase the basal metabolic rate
to decrease the basal metabolic rate
to increase glucose uptake by skeletal muscle cells

Answer 23

to increase the basal metabolic rate

Question 24

Which one of these in NOT a function of oestrogen?

increasing metabolism
the stimulation of endometrial growth
decreasing metabolism

Answer 24

decreasing metabolism

Question 25

Which area of the brain synthesizes antidiuretic hormone (ADH)? the hypothalamus the pituitary gland the frontal lobe

Answer 25

the hypothalamus

Question 26

Which area of the brain synthesizes antidiuretic hormone (ADH)? the hypothalamus the pituitary gland the frontal lobe

Answer 26

the hypothalamus

Question 27

What kind of hormone is oestrogen? a monoamine a steroid hormone a neurotransmitter

Answer 27

a steroid hormone

Question 28

What is the main function of cortisol? to decrease the blood glucose levels to increase water reabsorption to increase the blood glucose levels

Answer 28

to increase the blood glucose levels

Question 29

Which of these is NOT an indicator of an overactive thyroid? weight gain weight loss muscle weakness

Answer 29

weight gain

Question 30

What effect does insulin have on blood sugar levels? increases the synthesis of glucose increases absorption into skeletal muscle cells decreases absorption into skeletal muscle cells

Answer 30

increases absorption into skeletal muscle cells

Question 31

What substance is used to make steroid hormones? glucose amylase cholesterol

Answer 31

cholesterol

Question 32

Glucagon is secreted by which type of cell? alpha cells of Islets of Langerhans beta cells of Islets of Langerhans Kupffer cells

Answer 32

alpha cells of Islets of Langerhans

Question 33

Which of these hormones is released in response to stress? oestrogen cortisol insulin

Answer 33

cortisol

Question 34

Which of these increases the metabolic rate? haemoglobin oxytocin thyroxin

Answer 34

thyroxin

Question 35

Which kind of hormone crosses the target cell membrane? a steroid hormone a protein hormone monoamines

Answer 35

a steroid hormone

Question 36

What is the main function of parathyroid hormone? the regulation of blood glucose levels the regulation of calcium and phosphate levels the regulation of zinc and copper levels

Answer 36

the regulation of calcium and phosphate levels