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WorksheetsExcretory, Nervous, and Endocrine System
Total questions: 22
Worksheet time: 44mins
Choose levels of organization in the correct order from smallest to largest.
organ system, tissue, organ, cells
cells, organs, tissues, organ systems
cells, tissues, organs, organ systems
organ systems, organs, tissues, cells
What are the two parts of the nervous system?
Central nervous system
Brain
Senses
Peripheral nervous system
Hormones are
email messages
chemical messages
voicemail messages
chemical markers
What organs in the nervous system pass along messages?
neurons
brain tissue
cords
wires
Which is NOT a sense organ?
ears
fingers
tongue
hair
Which are glands?
Thyroid
Thymus
Throat
Adrenal
What function do the kidneys perform?
Eliminate carbon dioxide
Give oxygen to body cells
Clean waste from the blood
Digest food
Our body also eliminates waste through the skin.
True
False
Endocrine glands secrete _
Hormones
Neurotransmitters
A wide range of chemical substances
What is the endocrine system?
A system of vessels that circulates blood around the body.
A group of bones and tissue that provides support and structure for the body.
A group of glands that work together with the nervous system to coordinate all body functions
A group of organs that is responsible for eliminating wastes.
What is the main function of the endocrine system?
It creates chemicals, or hormones, that are sent around the body to maintain homeostasis.
It creates electrical messages that are sent around the body to maintain homeostasis.
It maintains the correct level of oxygen in the body to maintain homeostasis.
It releases waste from the body to maintain homeostasis.
The "master gland" is known as the __________________.
thyroid gland.
adrenal gland.
pancreas.
pituitary gland.
