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WorksheetsEndocrine System
Total questions: 35
Worksheet time: 28mins
Release of chemical messengers
are called
(a)
What is the function of the thymus?
Help the immune system by training and developing cells
Danger the inmune system
Links nervous system to endocrine system
Regulates blood sugar
Which one here reduces the amount of
glucose in the blood?
(a)
A hormone is _____________________.
a chemical substance produced by a gland and carried by the lymph.
an enzyme produced by a gland and carried by the blood.
a chemical substance produced by an organ and carried by the blood.
a chemical substance produced by a gland and carried by the blood.
How do hormones travel through the body?
Through the food we eat
Through injects
through our blood
Pineal gland
Chemical substances produced and secreted by the endocrine glands.
releases melatonin and regulates sleep
Pineapple flavor, please
Adrenal glands
release adrenaline into the body
Regulates blood pressure
makes insulin
Pancreas does what
regulates our body
produces insulin and hormones
makes pancakes in our dreams
What are the ovaries?
Easter eggs
egg from a chicken
Sex glands in the female.
The process by which an organism’s internal environment is kept stable in spite of changes in the external environment.
Positive Feedback
Negative Feedback
Homeostasis
Targeted Cells
Letter J is pointing to
Ovaries
Pineal Gland
Adrenal
Testes
This structure releases what hormones?
insulin and glucagon
calcitonin and estrogen
Parathyroid hormone and antidiuretic hormone
epinephrine and testosterone
If your blood glucose is too high and your body reverses it, this is ______.
positive feedback
negative feedback
neutral feedback
regular feedback
What is considered the Master Gland of the Body
Brain
Thymus
Pituitary Gland
Thalamus
Match the following hormones to the function it performs.
ACTH
Stimulates the production of cortisol, stress control hormone
Luteinizing
Hormone
Stimulates the production of sex hormones in people
Calcitonin
Regulates calcium levels in the blood
Oxytocin
Stimulates uterine contractions during labor and bonding after sex
Testosterone
Spermatogenesis and develops male genetalia/features
Hormones travel through the blood and encounter many cells. How do they affect ONLY target cells?
Target cells have receptors that match up with the hormone
Target cells send out signals that attach to hormones and draw them to the cell
Target cells have cell membranes with a different composition
Magic!
Match the following
Pituitary Gland
ACTH, FSH, GH, LH, PRL, & TSH
Adrenal cortex
Aldosterone / Cortisol
Adrenal medulla
Epinephrine / Norepinephrine
Thyroid Gland
T3 / T4
Calcitonin
Pancreas
Insulin / Glucagon
What is the endocrine system?
A system of vessels that circulates blood around the body.
A group of glands that work together with the nervous system to coordinate all body functions
A group of bones and tissue that provides support and structure for the body.
All of above
Which hormone is secreted by the beta cells of the pancreas (regulates metabolism)?
Match the following
Ovaries
Estrogen / Progesterone
Testes
Testosterone
Pineal Gland
Melatonin
Thymus
Thymosin
Hypothalamus
Regulates Hormones of Pituitary Gland
Label the parts of the endocrine system.
Pituitary
Thymus
Parathyroid
Adrenal
Pancreas
Which hormone is known as the "stress hormone" and is produced by the adrenal glands?
Insulin
Adrenaline
Cortisol
Thyroxine
Which hormone is involved in the fight-or-flight response and is produced by the adrenal glands?
Cortisol
Adrenaline
Insulin
Thyroxine
What is the primary function of progesterone in the female body?
It promotes muscle growth.
It regulates blood sugar levels.
It prepares the uterus for pregnancy.
It stimulates the production of digestive enzymes.
Which gland is often referred to as the "master gland" of the endocrine system?
Thyroid gland
Adrenal gland
Pituitary gland
Pancreas
What is the main function of the parathyroid hormone?
Lowering blood calcium levels
Increasing blood calcium levels
Regulating metabolism
Controlling blood sugar levels
Which part of the pancreas has endocrine functions?
Acini
Islets of Langerhans
Ducts
Tail
Which hormone stimulates the adrenal cortex to release glucocorticoids?
LH (Luteinizing hormone)
ACTH (Adrenocorticotropic hormone)
FSH (Follicle-stimulating hormone)
GH (Growth hormone)
Which hormone inhibits growth of facial hair and causes thickening of endometrium?
progesterone
estrogen
FSH
LH
