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WorksheetsBiology Quiz
Total questions: 34
Worksheet time: 33mins
If your pulse is 70 beats per minute, how fast is your heart beating?
140 beats per minute
35 beats per minute
70 beats per minute
120 beats per minute
A main function of the large intestine is
Digestion of starch
Water reabsorption
Production of chyme
Secretion of bile
A hospital laboratory technician injects a dye into a vein in your right arm. What is the first chamber of the heart that the dye will reach?
right atrium
left atrium
right ventricle
left ventricle
Which artery is commonly used to take one’s pulse?
brachial artery
carotid artery
radial artery
both b and c
If your appendix bursts it may lead to a life threatening condition. Explain.
What are the two components of the cardiovascular system?
heart and blood vessels
arteries and heart
veins and heart
arteries and veins
What is the blind-ended sac of the large intestine located at the junction of the small intestine?
(a)
What are the upper chambers of the heart called?
Atria
Auricles
Ventricles
Septa
Choose the most correct statement concerning capillaries.
Networks of capillaries are only within the lungs.
Blood is always shunted by capillaries directly from arteries to veins.
The only site of nutrient, gas exchange, and waste exchange is the capillaries.
The walls of capillaries contain smooth muscle.
Which of the following is not considered an accessory organ of the digestive system?
liver
small intestine
pancreas
gallbladder
Which artery is commonly used to take one’s blood pressure?
(a)
Which of the following enzymes works best at the acidic pH of 2?
pepsin
amylase
lipase
trypsin
Blood pressure __________ with distance from the left ventricle.
decreases
increases
stays the same
has no relevance to distance
Match each enzyme with the appropriate component of the digestive tract.
______: stomach
_____ , _____ : duodenum
_____ : mouth and duodenum
Amylase / Nuclease / Pepsin/ Lipase
(a)
The pancreas is a very important accessory organ to the digestion system and makes additions to the duodenum via ducts. It adds __________ in order to neutralize the acidic chyme from the stomach. It also adds __________ in order to breakdown all of the major molecules found in our food.
(a)
A muscle fiber is made up of many __________.
muscle cells
tendons
myofibrils
fascicles
Which part of the respiratory system is composed of skeletal muscle?
Diaphragm
Trachea
Larynx
Glottis
Which structure is the initial entry way for air to enter the respiratory system?
Nose
Trachea
Lungs
Pharynx
What happens to the actin and myosin filaments when a muscle contracts?
both of them shorten
both of them lengthen
both stay the same length
actin shortens while myosin lengthens
If it were not for the nasal cavity, __________.
more debris would enter the lungs
we would not be able to speak
oxygen would not be exchanged in the alveoli
food would go down the wrong pipe
What diffuses from the air in the alveoli into the blood?
(a)
State whether each of the following statements is True or False concerning inspiration of air into lungs.
The pressure in the lungs increases.
The rib cage moves up and out.
The intercostal muscles contract and pull the ribs inward.
The diaphragm contracts and moves down.
(a)
Trace blood flow through the heart. Include all chambers, valves, and vessels.
List the major components of the digestive tract, as well as, the structure and function of each.
Why does the left ventricle contain thicker muscular walls than those of the right ventricle?
What is responsible for 70% of gastric ulcers? __________________ A scientist by the name of _________________ gathered evidence supporting his theory. What did his experiment involve?
(a)
(a) is produced by the liver and is stored in the gallbladder.
The (a) is a cartilage flap that closes off the glottis so the bolus of food enters the esophagus and not the trachea.
The right ventricle is to the pulmonary trunk as the left ventricle is to the (a) .
A normal pulse rate for a healthy young adult is (a) beats per minute.
The ion (a) is responsible for initiating muscle contraction.
Small air sacs at the end of bronchioles are called (a)
The (a) is the part of the respiratory tract that is used to produce sound.
As a muscle contracts, ________________ slides over _________________ and ATP provides the energy.
(a)
