WorksheetsYr 9 Bio Review
Total questions: 24
Worksheet time: 14mins
Select all of the organs of the nervous system:
Brain
Heart
Spinal Cord
Nerves
Stomach
The basic unit of structure and function in the nervous system is a nerve cell. Nerve cells are also called-
Osteocytes
Dendrites
Neurons
Spinal Cords
What is the function of a nerve?
To transport needed food around the body
To control body movement for reflexes.
To carry messages (impulses) to and form the Central Nervous System
All of the above
Which is the esophagus?
A
B
C
D
E
Which parts of the diagram is the small and large intestine?
A~ small intestine
E~ large intestine
D~ small intestine
E~ large intestine
C~ large intestine
B~ small intestine
A~ large intestine
C~ small intestine
E~ small intestine
D~ large intestine
Mechanical Digestion
Chemical Digestion
Mechanical digestion
Chemical digestion
waves of muscle contractions (squeezing)
stomach
small intestine
peristalsis
What is the respiratory system used for?
Transporting oxygen and nutrients throughout the body
Acquiring nutrients from food
Exchanging carbon dioxide and oxygen with the environment
Exchanging carbon dioxide and oxygen with the environment
What is the cardiovascular system used for?
Transporting oxygen and nutrients throughout the body
Acquiring nutrients from food
Exchanging carbon dioxide and oxygen with the environment
Expelling waste products from the body
What is the coloured structure in the diagram?
Abdomen
Alveoli
Larynx
Diaphragm
What is the coloured structure in the diagram above?
Pharynx
Larynx
Trachea
Bronchi
In humans, gas exchange only occurs in the alveoli. The rest of the respiratory system just transports air in and out of the alveoli.
True
False
Recall the name of the heart chambers that receive blood from the veins.
Atrium
Ventricle
Vena cava
Aorta
What is the biggest function of the respiratory system?
to pump blood
to help us digest food
to take in oxygen and release carbon dioxide
to help us fight disease and infection
Which of the following statements describes the function of the heart?
The heart produces white and red blood cells.
The heart controls the nervous system.
The heart makes oxygen and carbon dioxide.
The heart pumps blood throughout the body.
How does the respiratory system depend on the circulatory system in order to function?
The circulatory system brings waste gases to the lungs and exchanges them for oxygen.
The circulatory system provides structural support and protection to the respiratory system.
The circulatory system pushes gases out of the body through the mouth and nose.
The circulatory system sends messages to the lungs so that one can breathe in and out.
What is the digestive system?
A system to take out the bad stuff that's in your body
A system where a certain group of organs work together to convert food into energy to feed the body
A system where certain organs in the body digest the food you eat
A system that the organs in the stomach make food for the body to digest.
Digestive organ where most chemical digestion and absorption of food takes place
pancreas
small intestine
liver
