Science Unit 2 Lesson 5 Animal Systems Key Words Question Preview (ID: 38745)


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The organ system that consists of the heart and blood vessels and that moves blood through the body.
a) circulatory system
b) digestive system
c) nervous system
d) respiratory system

The organ system that breaks down food so it can be absorbed into the bloodstream. The way a carrot travels through the rabbit - Salivary glands. Esophagus. Stomach. Small Intestine. Large Intestine. Rectum.
a) respiratory system
b) nervous system
c) digestive system
d) skeletal system

The set of ductless organs that secrete hormones directly into the bloodstream to regulate life processes. This has glands that produce hormones; it sends adrenaline to increase heart rate and sends extra blood to the rabbit's muscles.
a) respiratory system
b) nervous system
c) digestive system
d) endocrine system

The organ system that removes cellular wastes from the body. Includes the skin through sweating, lungs removing carbon dioxide, liver removes toxins, kidneys filters waste from blood, bladder to urethra removes urine.
a) excretory system
b) nervous system
c) respiratory system
d) skeletal system

The body system made up of muscles that move bones.
a) skeletal system
b) muscular system
c) digestive system
d) nervous system

The set of organs that uses information from the senses to control other body systems. Includes the brain, nerve cord, nerves, and sense organs.
a) excretory system
b) nervous system
c) respiratory system
d) skeletal system

The organ system that brings oxygen to body cells and removes waste gas. It also works together with the circulatory system.
a) respiratory system
b) nervous system
c) skeletal system
d) digestive system

The organ system made up of bones, tendons, and ligaments. The bones in this system have two main functions. First provide protection for soft organs and second is to provide solid framework for the body.
a) respiratory system
b) skeletal system
c) nervous system
d) digestive system

Which of the following statement is true about the muscles that produce movement?
a) they contract only
b) they relax only
c) they work in pairs
d) they provide framework for the body

If a part of small intestines is damaged, how would that impact the digestion of food?
a) Food will not be chewed properly
b) Body will not be able to absorb nutrients properly
c) Body will not be able to absorb water from the undigested food properly
d) Body will not be able to get rid of the solid waste

Kidneys remove what kind of waste from the body?
a) Undigested food
b) Carbon dioxide
c) Oxygen
d) Nitrogen waste

Which organ systems get rid of wastes?
a) circulatory and muscular systems
b) digestive and excretory systems
c) excretory and nervous systems
d) endocrine and nervous systems

Which of the following have an exoskeleton?
a) rabbit
b) dog
c) grasshopper
d) jellyfish

The _____ system includes the brain and sensory organs.
a) endocrine
b) nervous
c) respiratory
d) circulatory

The _____-poor blood is pumped to the lungs.
a) oxygen
b) carbon dioxide
c) both a and b
d) neither a nor b

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